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PLAINTIFF'S i EXHIBIT Membership Roster Th American Ceramic Society -mis Roster is published only for the convenience of members of The American Ceramic Society. Its use as a mailing list is in L0 of federal copyright. -jjjjis are in alphabetical order. A separate Roster for the National Institute of Ceramic Engineers, showing grades ai membership, f'pages R 131 to R-133 of this issue. New members received too late to be included are listed in the Addenda on page A-129. These listings givethe member's preferred mailing address. Where this is not his business address his company connection is shown jtntheses. Divisions and other Society affiliations are indicated in parentheses following each name, in accordance with the code , below. The absence of any such designation indicates that the member is from outride the United States or a student member, hj 0{ which has Division affiliation. D__Basic Science Division p--Design Division g--Enamel Division q.--Glass Division g--Electronics Division M--Materials and Equipment Division R--Refractories Division S--Structural Clay Products Division W--White Wares Division X--No Divirion affiliation F--Fellow of The American Ceramic Society I--Junior Member I--National Institute of Ceramic Engineers BEY. B- G- CG) general Refractories Co. 1520 Locust St., Philadelphia 2, Pa. BOTT, Gordon H. .. 81 Siinnyside Ave., Lakefield ' Btnoni, TVL:, South Africa . V ' BOTT, Russell W. (D) - Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo S, Ohio t, Tosio 1001, Kami-ikegami-eho, Ota-lcn Tokyo, Japan (Tokyo Shibaura Electric Co., Ltd.) BERNETHY, Lonnie L. (BI) Texas Instruments, Inc. . Central Research Div. .. oooo Lemmon Ave., Dallas 9; Texas B1NGDON PQTTERIES, INC. - (J. 11. Lewis) 801 N. Main St. Abingdon, IU. 'RAMS, Edwin F. (R) 819 Jefferson St.. N. E. Washington 11, D. C. (U. S. Naval Ordnance Lab.) RAMS, Marvin E. (W) Sentry Sanitary Corp., Box 427 . Mannington, W. Va. RAMSON, Isaac Av. Atlantica 2856, Apto. 403 Rio de Janeiro, Brazil (Klabin Irmaos & Cia.) `RILLE* A. Villa San Miguel Brewery, Inc., 1112 Aviles Manila, Philippines CCOUNTIUS, Oliver E. (R) 622 W. Alegria Ave. Sierra Madre, Calif. (Aerojet-General Corp.) 4CHAUER, L. C. (S) Nitco Corp., East Canton, Ohio CKER, Gerald M. Box 1339. Alfred, N. Y. CMS BRICK CO. (George Puls) i Box 425, Fort Worth, Texas C SPARK PLUG DIV., GENERAL MOTORS CORP. (Karl Schwartzwalder) Flint 2, Mich. `AMS CLAY PRODUCTS CO. (James A. Cunningham) Box 32, Martinsville, Ind. AMS, David E., Jr. (W) _ Spring St., Latrobe, Pa. AMS, Edward M. (S) " Murray Tile Co., Inc. Cloverport, Ky. AMS, Frederick W. (G) 269 S. Prospect Ave. Clarendon Hills, 111. (Continental Can Co., Inc.) ,AMS. Milton (G) 129 W. Strejcber St., Toledo 8, Ohio (Libhey-Owens-Ford Glass Co.) ADAMS, P. Bruce (G) Coming Glass Works Research and Development Coming, N. Y. ADAMS, Robert B. 1611 Campus Rd.,.Toledo 6, Ohio ADAMS,.Roland H. . .. 1604 S: E. 18th St: Mineral Wells, Texas ADAMS, S. L. (G) _ Joseph E. Seagram ft Sons, Inc. Seventh St. Rd., Lonisville 1, Ky. ADAMSTON FLAT GLASS DIVROLLAND GLASS CO. Box 631, Clarksburg, W. Va. ADCOCK. Albert S. (WI) American-Standard . 40 W. 40th St., New York 18, N. Y. ADCOCK, Lawrence W;, Jr. (LI) . 1547 Empire Rd., Wickliffe, Ohio (Clevite Electronic ' Components Corp.) ADDERLEY, James R. 42 Church St., Brierley Hill S. Stafford, England (E. J. ft J. Pearson Ltd.) ADERHOLD, George H. (W) Saxonburg Ceramics, Box 100 Saxonburg, Pa. ADLER, Arthur (R) . 69-49 Utopia Pky., Flashing 65, N. Y. (Alloy Metal Powders, Inc.) AERONCA MANUFACTURING CORP. (Joseph Bayer) 1712 Germantown Rd. Middletown, Ohio AFFLERBACH, Harry (E) R.R. 4, Frankfort, Ind. (Ingram-Richardson, Inc.) AFRANGE, Omar D. C. Wheaton do Brasil S. A. C. Postal 1461, Sao Paulo, Brazil - A. G. DER GERRESHEIMER GLASHUTTENWERKE (L. Breuer) Dusseldorf-Gerresheim, Germany AGRON, Albert M. (E) Pfaudler-Permutit, Inc. Taylor St., Elyria, Ohio AGUILAR, L. M. (E) Ferro Enamel de Mexico, S. A. Calle Oriente 171, No. 450 Mexico 14, D. F., Mexico AHEARN, V. P. (M) National Industrial Sand Assn. Munsey Bldg., Washington 4, D. C AKAM, J. W. (S) Natco Clay Products, Ltd. Aldershot, Ont., Canada AKRON PORCELAIN CO. (F. W. Butler) Akron 14, Ohio ALBERS, Ronald R. Iowa State College 2402 Friley Hall, Ames, Iowa ALBERS-SCHOENBERG, Ernst (LF) 13-B-3 Redfield Village Metuchen, N. J. (General Ceramic* Corp.) ALBERT, Joseph (W) 1868 W.indemere Dr., N. E., Atlanta,- Ga. (Ldckheed.-Aircraft Corp.) . ,. i- ALBERTALLI, Stephen L. (G) Coming Glass Works, Harrodsbnrg, Ky. ALBON, Derek (R) Saskatchewan Clay Products Box 970, Estevsn, Sask., Canada ALBRECHT, Ernst . , Keiamische Fachschule Hoehr-Grenzhausen/b. Koblenz, Germany ALCOCK, Ronald H''Ferrum'' Espana 402--600, AreUaneda Buenos Aires, Argentina (Ferruin, S. A. de Ceramics y Metalnrgia) ALDEN, Charles E. (G) 3427 Heather Downs Blvd. Toledo 14, Ohio (Owens-Illinois) ALELUIA, Joao C. F. Av. Araujo E. Silva 59 Aveiro, Portugal (Fabricas Aleluia) ALENIUS, Carl Axel Sandviksgatan 2 F 24 Helsingfors, Finland (OY. Rastor AB) ALEXANDER, A. E. (W) Buchanan Apts. 6-D 155 E. 47th St., New York 17. N. Y. (A. E. Alexander Research Co., Inc.) ALEXANDER, John B. (M) Southwestern Portland Cement Co. 1034 Wilshire Blvd. Lot Angeles 17, Calif. ALEXANDER. John M. (MI) Swindell-Dressler Corp. Box 1888, Pittsburgh, Pa. ALGEMENE VERENIGING VOOR De NEDERLANDSB AARDEWERK EN GLASINDUSTRIE (W. J. Bollen) Haagweg 139, Rijswijk, Netherlands ALLARDICE, James B. (R) A. P. Green Fire Brick Co. 2004 Clark Bldg.. Pittsburgh 22, Pa. ALLEN, Alfred W, (RF) Ceramic Engineering Dept. University. of niinoit, Urbans, 111. ALLEN, Gerald L. 1818 Diamond St., San Diego 9, Calif. ALLEN, Ralph D. (W) 892 Danwood Rd., Mansfield, Ohio (Ingersoll-Humphryes Div., Borg-Warner Corp.) 37, No. 10 (1958) Roster 1 Newark, LaUt. ALLEN, Robert D. (B) 2421 S. Mayflower Ave. Monrovia, Calif. (Jet Propulsion Lab.) ALLEN. Robert G. (R) Robert G. Allen Co., Box 110 IfeeuanicviUe, N. Y. ALLEN, Walter C. (B) Radio Corp. of America Chemical & Physical Lab. 41S S. Fifth St., Harrison, N. J. ALLEN, Warren W., Jr. (S) Hydraulic Press Brick Co. Box 7786, Cleveland 31, Ohio J ALLIANCE WARE, LTD. (N. G. Hodgson) Box 550, Vancouver, B. C, Canada ALLIS, Deo G., Jr. (R) 2947 Elsie Ave., Toledo 13, Ohio (Libbey-Owens-Ford Glass Co.) ALLISON, Adrian G. (R) Battelle Memorial Institute SOS King Ave., Columbus 1, Ohio ALLMAN, Orin H. (G) Kimble Glass Co. Owens-Illinois Technical Center 1700 N. Westwood Av*-. Toledo 1, Ohio ALLMON. Gerald W. Missouri School of Mines Apt. UrS, Rolla, Mo. ALT, Leslie R. (SFI) 141 Mattos Dr., Fremont,. Calif. (Kraftile Co.) ALTEMOSE, Earl R. Box 123, Brockway, Pa. ALTMANN, Berton G. (B) 1600 S. Main St., Milpitas, Calif. (Kaiser Aluminum & Chemical Corp.) ALTON BRICK CO. (Morris P. Hall) Box 25, Maryland Heights, Mo. ALTSCHULER, Otto (W) 271 Hawthorne Ave., Langhorae, Pa. (Wenczel Tile Co.) ALUMINIUM LIMITED SALES, INC (R. M. Mathieson) 630 Fifth Ave. New York 20, N. Y. ALUMINUM CO. OF AMERICA (H. P. Bonebrake) 1501 Alcoa Bldg. Pittsburgh 19. Pa. AMERICAN COLLOID CO. (Paul Bechtner) 5100 SuAfield Ct., Skokie. III. AMERICAN CYANAMID CO. (H. C Milton) 30 Rockefeller Plaza, New York, N. Y. AMERICAN ENCAUSTIC TILING CO., INC. (John A. Slyh) 1000 N. Cannon Ave., Lansdale, Pa. AMERICAN FELDMUEHLE CORP. (RudoU F. Wild) 11 W. 42nd St., New York 36. N. Y. AMERICAN GAS ASSOCIATION (C G. Segeler) 420 Lexington Ave. New York 17, N. Y. AMERICAN LAVA CORP. (R. A. McGinnis) Cherokee Bhrd. & Mfgrs. Rd. Chattanooga 5, Tenn. AMERICAN NEPHELINE LTD. (H. R. Deeth) 25 King St W., Rm. 2S30 Toronto 1, Ont., Canada AMERICAN OPTICAL CO. (A. H. Bennett) Research Center, Southbridgc, Mass. AMERICAN PORCELAIN ENAMEL CO. (Robert Long, Sr.) 1285 E. Keating Ave. Muskegon 36. Mich. AMERICAN POTASH ft CHEMICAL CORP. (R. M. Curts) 99 Park Ave., New York, N. Y. AMERICAN RADIATOR ft STANDARD SANITARY CORP. (James S. Goodman) 834 E. Broadway Louisville 4, Ky. 2 Roster AUVU 5'ftitUUA M4UA A>AUg. Pittsburgh 22, Pa. AMERICAN SMELTING ft REFINING CO. (S. J. Dickinson) South Plainfield, N. J. AMES, R. N. (Rl) 10718 S. Morgan St., Chicago 43, T.ll. (U. S. Steel Corp.) AMES, Robert G. (W) 69 Jefferson Ave., Cresskill, N. J. (B. G. Corp.) AMMERMAN, J. H. (RI) 140 Glenfield Dr. Crescent Hills, Pittsburgh 35, Pa. (North American Refractories Co.) ANCHOR HOCKING GLASS CORP. (William V. Fisher) Lancaster, Ohio ANCIZAR-SORDO, Jorge Laboratorio Quimieo National Ministerio de Minas y Petroleos Apartado 2577, Bogota, Colombia ANDERSON, David O. Box 1351, Alfred, N. Y. ANDERSON, E. P. (R) Charles Engelhard, Inc. 850 Passaic Ave., East Newark, N. J. ANDERSON, HarUn U. 2319 Grant St., Apt. 2 Berkeley 3, Calif. ANDERSON, Harry L. (RI) Republic Steel Corp. Youngstown 1, Ohio ' ANDERSON. Herbert H. (G) 207 W. 65th St. Terrace, N. Kansas City 16, Mo. (Gustin-Bacon Mfg. Co.) ANDERSON, Orson L. (G) Bell Telephone T-abs., Murray Hill. N. J. ANDERSON, Raymond H., Jr. Box 2560, Virginia Tech. Sta. Blacksburg, Va. ANDERSON, R. E. (W) Robertson Mfg. Co., Box 848 Trenton 5, N. J. ANDERSON, R. H. (S) Robinson Clay Product Co., Box 545 Dover. Ohio ANDERSON. Richard C. University of Illinois Ceramics Dept., Urbana, 111. ANDERSON. Robert R. (R) 185 Cynthia Dr., Pleasant Hill, Calif. (Gladding, McBean ft Co.) ANDERSON. Rupert C. (W) 630 Whistler Dr., Rochester, Pa. _ (Mayer China Co.) ANDERSON. Scott (G) Anderson Physical Laboratory 609 S. Sixth St., Champaign, IU. ANDERSON, Thomas O. 1715 Maryland Ave., Durham, N. C. ANDERSON, William B. (E) Titanium Pigment Corp.. Ill Broadway New York 6. N. Y. ANDERSON. William B. Lowrys, S. C. ANDERSON. Yngve R. (S) Cooksville Co. Ltd. Cooksville, Ont., Canada ANDREASEN. A. H. M. (Honorary) Oster Voldgade 10 Copenhagen K, Denmark (Royal Danish Technical University) ANDREWS. Andrew I. (EFI) University of Illinois 204 Ceramics Bldg., Urbana, IU. ANDREWS, Clifford M. Ferro Enamel S. A., Caixa Postal 2948 Sao Paulo, Brazil ANDREWS, Ray (G) B. F. Drakenfeld ft Co.. Inc. Box 519, Washington, Pa. ANTAKI, Emile Ferrum S. A. de Ceramics ft Metalurgia Espana 402/600 Avellaneda, Argentina Box 6508, Cleveland `l. Oh ANTHONY, George H. (R) 41 Marion Dr., Poland 14, (Youngstown Sheet ft Tuba ( ANTHONY, Harry L.. Ill (R) - Mellon Institute, 4400 Fifth At Pittsburgh 13, Pa. ANTUNEZ, Florcncio (G) Cerveceria Moctezuma, S. A. . Fabrics de BoteUas Apartado Postal 198 Orizaba, Ver., Mexico ANTUNEZ de MAYOLO, Santiago" Industria Nacional Ceramics y A Casilla Postal 845, Lima, Ptnr? ANWYL, Robert H. (S) 500 S. Fourth St. Clinton, Okla. (Kaul Clay Mfg. Co.) LWss ARANGO, G. Botero Balboa 63-13, Medellin, Colombia*] (Cristaleria Peldar S. A.) ARCHBOLD, Walter H., Jr. (MI) 663 General Scott Rd., Wayne, (Exolon Co.) JA ARCHER. James E. (B) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa.*75 ARCHIBALD, W. A. British Iron & Steel Research ,/ 140 Battersea Park RA London, S. W. 11. England^ ARCHIE, Chad L. (S) Archie Structural Products ` P. O. Drawer 312, Corinth, Ml ARCHIE, Chad L,, Jr. (S) Archie Structural Products P. O. Drawer 312, Corinth, Mil ARENBERG, C Arne (B) Armour Research Found Technology Center, Chicago 16 __ d'ARGENTEUIL, Comte L. de MegM; N. V. Ceramique Maastricht- Postbus 103, Maastricht, Ne' ARGILAS e MINERIOS - INDUSTRIAL "AREMINAjyyj (Tze-Ching Chin) js Rua Barao de Jaguars 1024-W Sao Paulo, Brazil ARIES, Robert S. (R) ,, 77 South St, Stamford, Conn^, (R. S. Aries & Associates) ARKETEX CERAMIC CORP. ^ (George W. Shoemaker) jh ' 6 N. Walnut St., Brazil. Iodg ARLETT, Robert H. (WJ) Rutgers, The State Umv School of Ceramics New Brunswick, N. J. ARMCO STEEL CORP. (RResearch Library, Middletol ARMISTEAD, W. H. (GF) Corning Glass Works ^ Research ft Development DlVjjJJ Corning, N. Y. ARMSTRONG CORK CO. (E. C. Emanuel) Research ft Development Lancaster, Pa. n ARMSTRONG. Leland R. (RO r 27 Morgan Ave., Washington.. (Findlay Clay Products Co l ARNER, William J. (G) * 1607 Watova Rd., Toledo 14. (Libbey-Owena-Ford Glass ' ARNEY, D. Michael Box 95, York, N. Y. ARNOLD, Howard C. (EFT) 76 Standish Blvd.. Pittsburg g (Federal Enameling ft ARNOLD, Robert M. (L) Arnold Engineering Co, ARNOLD, Russell E. (SF) Box E, E. Akron Station Akron 5, Ohio .y (Robinson CUy Product Ceramic'?! Wing, h: (CE, Fran on Force! (DALE, R atcher Gla: 01901 Grand C bS, George drangle I bicago 7, II EM, William &6405 Maiden jfConsultant) IUR, Edwin ( 8110 Las Fall [(Beckman In THUR, Reubt 01-C. Daniel- (E, A. S. ^Refractory ft . Port Kenned: TER, John vi ox 382, Cor (Coming Gl. VORTH, G BROTHERS (W. Gordon ! Broad Street Hanley, Stok JITH. Miltc Redfeara Br< <onk Bretto Barnsley, En TCIACAO B E>B CERAM1' aca Coront Edificio do I ELL, Georg. Bickerstaff Bi jox 1178, Co7 1, Daniel K. 677 41st N. i Konrad F jffetstal, Kt C- alkfabrik ) gT. Alfred S. bicago Vitrr f*2S S. 55th C i NeB N. (P i Co.. 1 iter 6. .' ERN, Allan Festinghonse 1468. Pit- INAL, INC Jfc*C. Feagin ffRMAN, St Andasol aics Inte S, Arthur t .109, Bart. p0. Austin. (, Charles olidated B beads, N. 4N, Chester er Engine. |eel Plants D ??4 Broadway *` nd 12, C (, Garth F Second . ning Glas (, James B "ted States ; 2401, 525 sbuigh 30, Lewis M Middlesex sens-Illinois' Ki Orvella ^: 196, Broc Robert C B5..196, Brocl Vjack J. Frances f 99, Wa fr. No. 10 nl*D, T/ivina* M. (\VI) jj Win* Potteries. lac. '*Jo^MCEW.inF*r.anMkinCn.. (WI) '/-nor* Porcelain Co., Golden, Colo. VaHdale; Roy S. (G) .Matcher Glass Mfg. Co, Inc. .001 Grand Central Ave, Elmira, X. V. /AS, 0^^ () />nidrangle Mfg. Co., 32 S. Peoria St. rhicsgo 7, Ml. , William C. (B) e Maiden Lane, Bethesda 14, Md. (Consultant) tHUR. Edwin P. (G) jjlO Las Faldat Dr, Fullerton, Calif. /Beckman Instruments, Inc.) THUR, Reuben B, Jr. ' go!-C Daniels St, Raleigh, N. C. yyjNE, A. S. (R) Refractory & Insulation Corp. Port Kennedy, Pa. jeflER, John W. (G) Box 382, Corning, N. Y. (Coming Glass Works) .tHWORTH, GEORGE L. & ^BROTHERS. LTD. (W. Gordon Evans) Broad Street Works Hanley, Stoke-on-Trent, England V5QUITH, Milton Bedfeam Brothers, Ltd. ' Monk Bretton Glassworks Barnsley, England iSSOCIACAO BRASILEIRA *de CERAMICA Praca Coronel Fernando Prestes. 110 (Edificio do .I.P.T.) Sao Paulo. Brazil ATWELL, George D, Jr. (S) Bickerstaff Brick Co. Box 1178, Columbus, Ga. AUDA, Daniel K. 4677 41st N. E, Seattle 5, Wash. AUER. Konrad F. Hetstal, Kt. Glarus, Switzerland (Kalkfabrik Netstal Ag.) AULT, Alfred S. (E) Chicago Vitreous Corp. . 1425 S. 55th Ct,, Cicero SO, IU. AULT. Neil N. (BI) Norton Co, 1 New Bond St. 7-' Worcester 6, Mass. AUSKERN, Allan (B) Westinghouse Atomic Power Div. Box 1468, Pittsburgh 30, Pa. AUSTENAL, INC (R. C Feagin), Box 625, Dover, N. J. AUSTERMAN. Stanley B. (B) 7006 Andasol Ave, Van Nuys, Calif. (Atomics International) AUSTIN. Arthur O. (W) Box 109, Barberton. Ohio (A. O. Austin, Inc.) AUSTIN, Charles E. (St Consolidated Brick Co. Horsehcads, N. Y. AUSTIN. Chester R. (RFI) Kaiser Engineers Steel Plants Development Dept. 1924 Broadway--Kaiser Bldg. Oakland 12, Calif. AUSTIN, Garth F. (R) 76 E. Second St, Corning, N. Y. (Coming Glass Works) AUSTIN, James Bliss (BF) United States Steel Corp. Rm. 2401, 525 William Penn PI. Pittsburgh 30, Pa. AUSTIN, Lewis M. (G) 2334 Middlesex Dr, Toledo 6, Ohio (Owens-Illinois) AVERY, Orvella Box 196, Brockway, Pa. AVERY, Robert C. I Eox 196, Brockway, Pa. AVRIL, Jack J. [ 8804 Frances Folson Rd, S.W. s Tacoma 99, Wash. Vn, ot xr^ in CineoN AYDELOrr, Elliott C (SFI) Waverly, Pa. (IntematiODal Salt Co.) AYERS, John W. (M) National Lead Co, Box 1467 Charleston 25, W. Va. AZEVEDO. Marcello R. V. de (I) Csfxa Postal 2818, Sao Paulo, Brazil (Ceramica Sanitaria Porcelite S/A) B BAAB, Kenneth A. (RFI) Bethlehem Steel Co, Research Dept. Bethlehem, Pa. BAAK, Tryggve (G) University of Toledo Institute of Silicate Research Toledo 6, Ohio BAARSON, Robert E. (M) Armour Chemical Div. Flotation Research Section 1355 W. 31st St, Chicago 9. 111. BABA, Paul D. 358 Pennington St, Elizabeth 2, N. J. BABB, James. P. Elgin Standard Brick Mfg. Co. Elgin, Tex%s BABCOCK, Clarence L. (GF) 1718 Potomac, Toledo 7, Ohio (Owens-Illinois) BABCOCK, M. G. (G) 618 Kenilworth Dr, Pittsburgh 34, Pa. (Pittsburgh Plate Glass Co.) BABCOCK, Paul R. (WI) Frenchtown Porcelain Co. Frenchtown, N. J. BABCOCK, Richard R. (G) Armstrong Cork Co. Box 150, Millville, N. J. BABCOCK ft WILCOX CO. (J. E. Brinckerhoff) 161 E. 42nd St, New York 17, N. Y. 'BACH, William E, Jr. (M) 7712. Fontana Prairie Village 15, Kans. (Aluminum Co. of America) BACHMAN. Charles D. (G) 200 Shelburne Rd, R. R. 2 Millville, K. J. (Armstrong Cork Co.) BACHMAN, George S. (L) Redfield Village 16B 3, Metucben, N. J. (Genera) Ceramics Corp.) BACHMAN, James R. (R) 1401 Meridian Rd, San Jose 25. Calif. (Kaiser Aluminum ft Chemical Corp.) BACHMAN, Wheeler Carr (W) Box 231, Wheeling, W. Va. (Carr China Co.) BACON. Frank R. (GF) 3153 Darlington Rd, Toledo 6. Ohio (Owens-Illinois) BADGER; Alfred E. (GF) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio BAGBY, Richard A. (L) R. R. 5, Salem, Ind. (Ferro Powdered Metals) BAGLEY, Norman H. (W) 206 Central Ave, Caldwell, N. J. (Bell Telephone Laboratories, Inc.) BAILEY, Floyd (El) 840 S. Sixth Ave, Kankakee, IU. (A. O. Smith Corp.) BAILEY, Henry R, Jr. (M) Golding-Keene Co. 226 Main St, Keene. X. H. BAILEY, James (GF) 95 Steele Rd, West Hanford 7, Conn (Plax Corp.) BAILEY. Joseph T. 105 Sunset Ave, Clemson, S. C. BAILEY, Richard J. Doulton Fine China Ltd. Royal Doulton Potteries Bnrslem, Stoke-on-Trent, England Honorary Members of The American Ceramic Society A. H. M. Andreases Frederick Carder , Arthur L. Day Jesse T. Littleton . Frank H. Riddle Samuel R. Scholbs Robert B. Sosman Charles W. Thomas W. E. S. Turner Arthur S. Watts Past Presidents of The American Ceramic Society Arthur S. Watts Homer F. Staley Frank H. Riddlb E. Ward Tillotson Robbrt L. Clare MacDonald C. Booze George A. Bolb Emerson P. Posts John C. Hostbtter Francis C. Flint Robbrt B. Sosman Victor V. Kelsey Andrew I. Andrews John L. Carruthbrs JbssbT. Littleton Louis J. Trostbl Edwin H. Fritz Jambs B. Hansen John D. Sullivan John W. Whittemorb Hobart M. Kraner J. W. Hbpplbwhits H. R. Lillie W. E. Cramer R. R. Danielson Ray W. Pafpord Robert Twells Karl Schwartzwaldbr John F. McMahon BAIN, Andrew R. The Whins, 34 Park Terrace Stirling, Scotland (John G. Stein & Co. Ltd.) BAIR, George J. (GFI) Technical Products Division Corning Glass Works, Coming, N. Y. BAKER, Arvid H. (G) 300 Catlin Ave, Port Allegany, Pa. (Pittsburgh Coming Corp.) BAKER, Burton E. (R) 2317 Poplar Rd, Baltimore 7. Md. (General Refractories Co.) BAKER, Daniel R. 606 W. Colombia, Champaign, III. BAKER, D. Martin (W) 1025 Gardner Blvd, Barberton, Ohio (Ohio Brass Co.) BAKER, Houston R. (G) 122 Wilson Ave, Lancaster, Ohio (Sharp-Schurtx Co.) BAKER, Robert J, Jr. 1104 W. Stoughton, Urbana, 111. BAKER, Robert L. (G) 46 Highland Ave, Wellsville, N. Y. (Air Prebeater Corp.) BAKER, Theodore C. (G) R. R. 1, Box 36, Wayne, Ohio (Owens-Illinois) BAKKEN, A. C, Jr. (M) Aluminum Co. of America 1880 Elmwood Ave., Buffalo 7, N. Y. BALDAUF, Earl E. (WI) Flamingo Tile Cotp, Box 112 Lake Wales, Fla. Roster 3 BALDRY. Stanley F.T. ERG Industrial Corp. Ltd. 18 Manchester St, , London W.l, England 1 I BALDWIN, W.'J. (L) 1 Titanium Alloy Mfg. Div., National Lead Co., Box C Bridge Station, Niagara Falls, N. Y. IBALINA, Marcelo O. Sf: CA.P.E-A. y Lanus--KM 7 C Gral. Belgrano t~ r> Buenos Aires, Argentina | BALINKIN, Isay (W) University of Cincinnati Cincinnati 21, Ohio I' IbaLINT. Louis J. (B) ,,. 14185 Story Rd, San Jose 27, Calif. (Kaiser Aluminum & Chemical Corp.) I BALL, Albert L. (R) Bay State Abrasive Products Co. Westboro, Mass. | BALL BROTHERS CO, INC. (R. Arthur Gaiser) 1509 S. Macedonia Ave, Muncie, Ind. IbaNDYOPADHYAY, Kumar K. Hindustan Steel Pvt Ltd. Rourkella, Orissa, India IBAXERJEE, A. Behar Firebricks & Potteries Ltd. P. O- Mugma, Dist. Dhanbad, India |BAQUE, Harold W. (GI) Corbart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. |BARBA, Charles E. Jr. (M) Creek Rd, R. R. 1, Doylestown, Pa. (Harper Electric Furnace Corp.) IBARBER, Fred O. (M) 788 Evening St, Worthington, Ohio (Hsrrop Ceramic Service Co.) BARBER, Stephen W. (G) Owens-Illinois 1700 N. Westwood Ave., Toledo 1, Ohio BARBOUR, David J. (WF) 251 E. Highland Dr, Zanesville, Ohio (Consultant) 5ARBRE, Norris H. (S) Hanley Co. One Gateway CentcT Pittsburgh 22, Pa. KRIUM REDUCTION CORP. (K. O. Priddy) South Charleston 3, W. Va. BARKER, Hairy L. (W) R. R. 4, Salem, Ohio (O. Hommel Co.) BARLETT, Helen B. (BF) A C Spark Plug Div. General Motors Corp, Flint 2, Mich. 3ARNA, Gordon L. 2812 Eastgate, Concord, Calif. BARNARD, Leon M. 84 Mcadowbrook Rd. West Hartford, Conn. ^ARNES. Harry H. (BI) Wah Chang Corp. Herbhill Rd, Glen Cove, N. Y. fARNES. Wilson R. (R) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. fARNEY. Ronald N. (B) 1331 Prospect Dr, Kynlyn Apts. Wilmington 3, Del. (E. I. du Pont de Nemours 8c Co.) }ARON, Jean Laboratoire de Controle des Produits Refractaires 15, Place Carnot Nancy (Meurthe et Moselle) France fARR, Francis A. (B) 63 Forest Ave, Verona, N. J. (Synthetic Mica Co.) JARR, Harold N. (B) Martin Co, Nuclear Div. Mail W-711, Baltimore 3, Md. JARR, Harry (M) Consolidated Feldspar Dept. International Minerals ft Chemical Corp Box 1843. Trenton 7, N. J. Roster BARR, Robert A. (M) Carborundum Co. Perth Amboy, N. J. BARR, Seymour J. (SI) Shenandoah Brick ft Tile Corp. Box 32, Winchester, Va. BARRETT, E. L. (R) Chas. Taylor Sons Co. South Shore, Ky. BARRETT, Harvey N, Jr. (R) 2233 St. James Parkway Cleveland Heights, Ohio (Basic, Inc.) BARRETT, Maurice (Life) 8 Oxcliffe Rd. Morecambe and Heysham, England BARRETT, Robert C. (S) . Chemical Products Corp. Box 815, Cartersville, Ga. BARRETT, Wayne E. (S) 1127 20th St, West Des Moines, Iowa (Oskaloosa Clay Products Co.) BARROWS PORCELAIN ENAMEL CORP. (Woodrow Carpenter) Langdon Rd. ft Penn R. R. Cincinnati 13, Ohio BART, Ronald K. 503 W. Washington, Champaign, 111. BARTA, Rudolf Chemical-Technological University Hradcany, Micurinova 5 Praha 6, Czechoslovakia BARTHOLOMEW, George A. (S) United States Steel Corp. 525 William Penn Place, Rm. 2210 Pittsburgh 30, Pa. BARTHOLOMEW, George L. (LJ) 4230 Lewiston Rd. Niagara Falls, N. Y. (Carborundum Co.) BARTLETT-COLLINS CO. (Harrison I. Bartlett) Box 519 Sapulpa, Olcla. BARTLETT, E. E. (G)' 4387 Boca Chica Blvd. Brownsville, Texas (Bartlett-Collins Co.) BARTLETT, Harlan A. (S) B-Ft-I Industries, Inc. 314 Allegheny River Blvd. ' Oakmont, Pa. BARTLETT, Harrison I. (G) Bartlett-Collins Co, Box 519 Sapulpa, Okla. BARTON, Donald E. S. G. F. K. Refractories Ltd. 49 Moorgate, London E. C 2, England BARTON, James E. Box 312, Taylors, S. C. BARZAGHI, Luciano Ceramics Sao Caetano Rua Roa Vista, 133-4* andar Caixa Postal 278, Sao Paulo, Brazil BASIC, INC (H. C Lee) 845 Hanna Bldg, Cleveland 15, Ohio BASKIN, Yehuda (B) Armour Research Foundation Ceramics Dept, 10 W. 35th St. Chicago 16, I1L BASS, N. W. (R) Brush Beryllium Co, 4301 Perkins Ave. Cleveland 3, Ohio BASSETT, Leon B. (B) Box 284, Alfred, N. Y. (State University of New York, College of Ceramics) BASSETT, Ray E. (S) Acme Brick Co, Box 425 Fort Worth 1, Texas BASSETT, Robert (S) Central Commercial Co. Darlington, Beaver County, Pa. BASSETT, William L. (E) 3970 Goldfinch Ave., Apt. 12 San Diego 3, Calif. (Narmco Industries, Inc.) BATEMAN, L. A. (E) Eljer Co, Enamel-Ware Div. Salem, Ohio BATES. A. Allan (B) Portland Cement Assn. 33 W. Grand Ave, Chicago 10, BATES, Charles E. (S) 128 Walnut St, Brookville, Pa. .* (Hanley Co.) BATES, Frank O. (L) 9227 Eighth Ave, Inglewood 4, Calif (Solar Manufacturing Corp.) BATES. P. H. (Life, XF) 1620 Seventh St, N, St. Petersburg, FIs. BATES, W. S. (R) Spectrochemical Labs, Inc. 8350 Frankstown Ave. Pittsburgh 21, Pa. BATESON, H. Marshall 68 Spring Grove Loughton, Essex, England (Thermos, Ltd.) BATESON, Sydney (G) Duplate Canada Ltd. Oshawa, Ont, Canada BATRUK, Stanley J, Jr. (S) ' New Jersey Zinc Co. 160 Front St, New York 38, N. Y, BATTISTA, George , 422 Union Ave, Mamaroneck, N. Y. BAUER. Paul (R) 1722 N. Bend Rd, Cincinnati 24, Ohio (General Electric Co.) BAUER, Richard F. 8105 W. Hampton Ave. Milwaukee 18, Wise. BAUER, Richard M. (M) Edgeraere Dr, Matawan, N. J. ; (Atlantic Tile Mfg. Co.) BAUER, Wolf G. (S) "jS 5622 Seaview Ave, Seattle 7, Wash.^- (Cotuulting Engineer) BAUGHMAN, J. P. (E) Dow Chemical Co. Box K, Plant B, Boiler Shop Freeport, Texas BAULEKE, Maynard P. (W) University of Kansas State Geological Survey Lawrence, Kans. . ri BAUM, Frederick J, Jr. (B) ^ E. I. du Pont de Nemours ft Co, Experimental Sta, Central Res. Dept Wilmington, Del. .4 BAUM. Joseph W. (G) J*-' 200 Highland Ave, Rensselaer, N. Y^,. (Sterling-Winthrop Research Instj.^r-'-1 "BAUMANN, Henry N,, Jr. (BFI) Box 6, Ephrata, Wash. -atf* (Carborundum Co.) BAUMER, Leon N. (R) .^ 240 Rockingham Rd, Pittsburgh 38. *.- (Mellon Institute) BAUMLER, Karl (G) Pittsburgh Corning Corp. Sedalia, Mo. BAUSCH ft LOMB OPTICAL CO. (Norbert J. Kreidl) Rochester 2, N. Y. BAXTER, Allen J. (G) 115 Palm Dr, Greenville, Ohio * (Corning Glass Works) BAYER, Gerhard Hinteregg, Zurich, Switzerland (Owens-Illinois) BAYER, Joseph (E) Aeronca Manufacturing Corp. 1712 Germantown Rd. Middletown, Ohio BAYLES. Allison L. (M) Allison L. Bayles & Associates 713 St. James St, Pittsburgh 32, BAY 8TATE ABRASIVE PRODUCTS CO. (O. S. Buckner) Westboro, Mass. BAZEMORE, W. Carl (R) Owens-Coming Fiberglas Corp. Newark, Ohio BEALS, M. Douglas (BI) . 104 Forest Rd, Fanwood, R- ' (Titanium Alloy Mfg. Div, , National Lead Co.) Ceramic Bt Robei Jniversity i'204 Cerami ! (M, James ' i >300 Ruth A : (Ceramic 1 j Clint [ Globe-Unior , Milwaukee J 5EN, Ja 1 ,.7249 S. Rid i rChicago 49 3 5SLEY. j . 666 E. Fine' '(Porcelain 5LEY, De -R. 4-Bx38F Morganto* (Beaumont SLEY, Ro y Horizons, 2905 E. 7i SLEY, Wi Johnson B rStoke-on-T (THARD. 1 ['General Til <E1 Segtmdo ' AVER, Wall ' ' Brash Bery ij a'Cleveland 3, ZELL, Wi! fAmerican \ |*American-S f Arnold. Pa. BBINGTON. Exeter 5 (ustenal* fHTNER, I aerican C 5100 Suffiel , Carl W. Indiana Un gBloomingto j Elmer V ? uc su I J. Howa Engin ar Hill R K, Warren nncsota ' McKnip ^ EMEYER ?W. Garfiel onsolidat< iternationa hemical C ER, Brnc< B4 Ne* Ho wtRadio Corp Marti1 Broolchaven : 542, Brc Waite: Broolchaven F o* 542, Br . LEY. Don JW5 San M tWalnut Cre< JJLL, Henr' |el-Ray Co, reen Villap |E. Donald 26 S. Perr IHarbison-'W tBER, Milt Woodlam Norton Co. SR. L. S. rnolds M< uchmond 1` "MAN, He. Station Ei N. Kirr. Roland i 1019. Tr Sjland F. J /OU. Earl L ^fw4 L"eo,n western Ele No. It , Robert J. (WI) '/versify of Illinois ,5 Ceramics Bldg., Urbana, 111. J* tunes R- (WFI) Jo Ruth Ave, Mansfield. Ohio fyr-mic Engineering Service) "**Clidton L. (LI) t-Union, Inc., 900 E. Keefe Ave. wjMlllM 12, Wise. SpN, James M. 5i9 S. Ridgeland Ave. ; Scago 49. I1L ' pSLEY, CBnton J. (W) j . Findlay St., Carey, Ohio /Porcelain ProdacU, Inc.) ' LEY. Dennis R. (G) 4-Bx38B-Suncrest LV. Addn. Jiorgntown> Ylf. Va. -/Beaumont Co.) $LeY. Robert M. (B) ^orisons, Inc. JqOS E. 79th, Cleveland 4, Ohio ifLEY. William D. {ohnson Brothers (Hanley) Ltd. ctoke-on-Trent, England iTHARD. Robert K. (W) pooeral Tile Co., Bo* 38 - 1 Segundo, Calif. ; VER. Wallace W. (M) Rrnsh Beryllium Co, 4301 Perkins Ave. Cleveland 3, Ohio -tfELL, William H. (G) American Window Glass Div. Ajnerican-Saint Gobain Corp. ' Arnold, Pa. BBINGTON. Philip J. (R) . jO Exeter St., Morris Plains, N. J. (Austenal, Inc.) CHTNER. Paul (M) American Colloid Co. jlOO Suffield Ct, Skokie, 111. SK, an w. (B) Indiana University, Dept, of Geology Bloomington, ind. jjCK, Elmer W. (M) Ceramic Supply Co., Crooksville, Ohio JECK. J- Howard (M) BTU Engineering Corp. .'Bear Hill Rd, Waltham, Mass. X Warren R. (B) Minnesota Mining & Mfg. Co. 444 McKnight Rd., St Paul 6, Minn. IfCKEMEYER. Harry J. (W) 6 W. Garfield Ave., New Castle, Pa. (Consolidated Feldspar Dept., International Minerals & Chemical Corp.) IECKER, Bruce N. (G) i29 New Holland Ave., Lancaster, Pa. (Radio Corp. of America) IECKER, Martin G. (S) Broolchaven Pressed Brick & Mfg. Co. Box 542, Brookharen, Miss. IECKER, Walter D. (S) Bmokhaven Pressed Brick & Mfg. Co. Box 542, Brookhaven, Miss. IECKLEY, Don A. 2175 San Miguel Dr. Walnut Creek, Calif. IEDELL, Henry A. (M) Bel-Ray Co., Inc. Green Village Rd., Madison, N. J. ttEBE, Donald R. (RJ) 12126 S. Perry Ave.. Chicago 28, 111. (Harbison-Walker Refractories Co.) KECHER, Milton F. (RFI) SO Woodland Rd., Holden, Masa. (Norton Co.) HELER, L. S. (W) Reynolds Metals Co. Richmond 18, Va. HERMAN, Henry P. (L) Radiation Electronics Corp. *741 N. Kimball Ave., Skokie. 111. RS. RoUnd F. (B) 4co* 1019, Troy. N. Y. .Roland F. Beers, Inc.) HETON, Earl E. (GU ' 1604 Lincoln St. Bethlehem, Pa. g? (Western Electric Co.) BEGGEROW, 2/Lt Charles W. A03083516, Student Mail Ran. Box 5453, Harlingen AFB, Texas BEGIEN, Virginia American Ceramic Society 4055 N. High St Columbus 14, Ohio BEHAR FIREBRICKS ft POTTERIES LTD. (A. Banerjee) P. O. Mugma, Dist. Dhanbad, India BEHRINGER. H. L. (G) Tygart Valley Glass Co. Washington, Pa. BEINLICH, Alfred W. (R) 3404 19th Ave., Sheffield, Ala. (Tennessee Valley Authority) BEINLICH, Justus J. (R) United States Steel Corp., Room 2421 525 William Penn Place Pittsburgh 30, Pa. BELANDRES, Constante Philippine Bureau of Mines Herran St., Manila, Philippines BELKOWSKI, Arthur V. (W) 454 Convery Blvd. Perth Amboy, N. J. (New Jersey Porcelain Co.) BELL. Clarence D. (WJ) 722 yi Beatty Ave., Cambridge, Ohio (Champion Spark Plug Co.) BELL, Kenneth E. (S) 348 Lacasse St, Apt 12 Eastview, Out, Canada (Ottawa Brick ft Tern Cotta Co., Ltd.) BELL, Richard (M) ' Bell Clay Co., Gleason, Tenn. BELLAMY, L. B. (R) Abrasive & Metal Products Co. 729 Mcldrum Ave., Detroit 7, Mich. BELLE, Jack (B) Westinghouse Electric Corp. Atomic Power Div., Bettis Field Box 1468, Pittsburgh 30. Pa. BELLIDO, Bartolome Damis Director Gerente de M E R S A Lugones (Oviedo), Spain BELOW, Henry (W) Pcnnsbury Pottery, Morrisville, Pa. BENBENEK, Raymond (SI) Ottawa Brick, Ltd. Ottawa, Ont., Canada BENDER, John H. (R) Denver Fire Clay Co.. Box 5510 Denver 17, Colo. BENEDICT. Virginia American Ceramic Society 4055 N. High St., Columbus 14, Ohio BENNER, Sunley G. (E) Johns-Manville Research Center ManviUe, N. J. BENNETT. A. H. (G) American Optical Go., Research Center Southbridge, Mass. BENNETT, A. Lee (SFI) 1830 Las Flores Dr., Glendale, Calif. (Pacific Clay Products) BENNETT. Dwight G. (EFI) 204 Ceramics Bldg. University of Illinois, Urbana, HI. BENNETT, Frederick R. (R) Box 325, H.artsville, S. C. (Carolina Refractories Co.) BENNETT, Marvin (W) 6435 Eastwood St. Philadelphia 49, Pa. (1-T-E Circuit Breaker Co.) BENNETT, Myles P. (BI) 6552 N. Oldham Lane San Gabriel, aiif. (Gladding, McBeaa ft Co.) BENNETT, Philip M. (W) R. R. 1, Box 234, Bound Brook, N. J. (Robertson Tile Co.) BENNETT, Russell B. 28663 John Rd. Madison Heights, Mich. BENNETT, Thomas H. Box 731, Georgia Tech. Sta. Atlanta, Ga. BENNETT, Walter R. (S) Acme Brick Co., Millaap, Texas BENSON, Edward (R) New Departure Div. General Motors Corp., Bristol, Conn. BENTON, Kenneth R. 207 N. Blount St, Raleigh, N. C. BENTON, Marion L. (R) Mid-West Abrasive Co. 510 S. Washington St. Owosso, Mich. BENTZ, George B. (M) National Plumbing Pottery, Inc. City Park & Thurman Avea. Columbus 6, Ohio BENZEL, James F. (BJ) c/o John W. Stokes, Stockbridge, Ga. (Ferro Corp.) BERG. Kenneth M. (R) * Food Machinery & Chemical Corp. 161 E. 42nd St., New York 17, N. Y. BERG, Morris (B) 31$ Pleasure Rd., Lancaster, Pa. (Radio Corp. of America) BERGER, Donald F. (G) 210 Benjamin Rd. North Madison, Ohio (Diamond Alkali Co.) , BERGERON, Clifton G. (El) University of Illinois ... Dept, of aramie Engineering Urbana, IU. BERG-IVERSEN, Wiggo A/S Egersunds Fayancefabriks Co. Egersund, Norway BERKELHAMER, Louis H. (LI) 3621 W. Howard St., Skokie, HI. (Ohmlte Mfg. Co.) ' BERNARDINI, Guy F. (W) Box 19, R. R. 1, Latrobe, Pa. Carborundum Co.) BERNER. Warren E. 222 apen Blvd., Snyder 26. K. Y. BERN'S, Milton H. (MF) 249 Charlotte Ave., Hamburg, N. Y. (Electro Refractories ft Abrasives Coro.) BERRY. Henry T. (J) Tinsley Park Refractories Ltd. Tinsley Park Rd., Sheffield 9, England BERRY, Thomas F. (B) 527 34th St., Union City, N. J. (Radio Corp. of America) BERSEY, Herbert P. (R) Whittaker, Clark ft Daniels, Inc. 260 W. Broadway, New York, N. Y. BESSE, Richard W. (W) Onondaga Pottery Co.. 2900 Court St. Syracuse, N. Y. BESSEY, George E. Chalk Lime & Allied Industrie? Research Association, 30a Church St. Welwyn, Herts. England BEST. Edison F. (G) Libbey-Owens-Fotd Glass Co. 1701 E. Broadway, Toledo 5. Ohio BESTHOFF, Anthony W. (GJ) Faesy ft Besthoff. Inc. 23-25 E. 26th St., New York. N. Y. BESTUL. Alden B. (B) 5121 Newport Ave. Washington 16, D. C. (National Bureau of Standards) BETHLEHEM STEEL CO. (Hobart M. Kraner) Bethlehem, Pa. BETTISON, L. S. (S) Chambers Brothers Co. 52nd ft Media St.. Philadelphia 31. Pa. BETZ. George C. (WFI) Metal ft Thermit Corp. 100 Park Ave.. New York 17. N. Y. BEVERIDGE, Colin M,, Jr. 1458 88th Ave., Oakland 21, Calif. BEVIS, Ralph E. (El) 1815 N. Park Blvd. Cleveland Heights 6. Ohio (Ferro Corp-) BEYER, George I. (E) Hall Ave., St. Marys, Pa. (Pure Carbon Co.) ; _vFR. Raymond H. (L) EVS.Rd..Dj,HilU jluntingtoo, u. i* /gervo Corp. of America) o'.ZBORODKO, David (G) . Mechanical Mirror World, loc. 661-66) Edgecombe Ave. JJe* York 32, N. Y. _ G CORP. * (N. Heilman, III), 321 Broad Ave. Ridgefield, N. J. oHAlA Amrit K. (W) H National Tile ft Mfg. Co. 1200 E. 26tb St., Anderaon, Ind. niOCFORD, Fred A. (G) >' 8 Box 29, RJL 2, Campbell, N. Y. (Corning Glass Works) . BIDDLE- George J. (R) j: 0 208 S. LaSalle St., Chicago 4, 111. p (Illinois Clay Products Co.) v5" ntoDULPH, Albert Sr 11 Holden Rd. Wolverhampton, England A._ (Ferro Enamels Ltd.) ft biELAWSKI, Chester A. (B) 2353 W. Seventh St. -7 Cleveland 13, Ohio (Brush Beryllium Co.) ' niELER, Barrie H. (R) 3280 Otis St., Wheat Ridge, Colo. /.' ' "(Dow Chemical Co.) i BIELSTEIN. Hans O. (R) 'i Aeronautical Research Lab. *' (WCLJL) Metallurgy Research Branch WADC, Wright-Patterson AFB, Ohio -C BILLHEIMER, John E. (WJ) Highwood, Easton Ave. New Brunswick, N. J. (MitcbcU-Bissell Co.) . BILLIAN, Carroll J. (G) Owens-Illinois General Research Div. 1700 N. Westwood Ave., Toledo 1. Ohio BIONDI. Joe 1735 E.71st St. Los Angeles 1, Calif. BIRCH, Raymond E. (RFI) Harbison-Walker Refractories Co. ' 307 Fifth Ave., Pittsburgh 22, Pa. B1RSE, Alexander L. John G. Stein & Co., Ltd. Bonnybridge. Scotland BISHAY. Adli (G) Westminster College, Chemistry Dept. Fulton, Mo. BISHOP, Frederic L. (GF) ' Kimble Glass Co. Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio BISHOP. George J.. Ill fS) Columbia Brick & Tile Co. Box 3207, Columbia, S. C. BISHOP, Harold E. (G) Owens-Coming Fiberglas Corp. Anderson, S. C. BISHOP, Laverne R. (R) Aluminum Co. of America 3300 Missouri Ave., East St. Louis, III. BISSELL, Don W., Jr. (RI) 703 Green St, Rockton, 111. (Ipsen Ceramics Inc.) BISSET, Ronald W. (W) Aluminium Limited Sales, Inc. ft 630 Fifth Ave., New York 20. X. Y. BISTLINE, Walter A. (GJ) Pittsburgh Plate Glass Co. Creighton, Pa. BITTENCOURT, Paulo R. 29 Southbrook Dr., Rolla, Mo. BIXBY, Henry D. (S) Central Commercial Co. Darlington, Beaver County, Pa. BLACK, H: R. (G) Kimble Glass Co. 1700 N. Westwood Ave., Toledo, Ohio BLACKBURN. A. Reif (MI) 204 N. State St, Westerville, Ohio (Ram, Inc.) VOL. 37, No 10 (1958) BLACKMAR, Robert J. Box 1038, Alfred. N. Y. BLACKWOOD, James M. (RI) Marion & Barbara Sts. Parkhurst Apts. 5-D, Bethlehem, Pa. (Bethlehem Steel Co.) BLAES, Henry M., II (B) 12926 Danbrook Dr., Whittier, Calif. (North American Aviation, Inc.) BLAHA, Emil (R) 415 Ashmead Rd, Cheltenham, Pa. (Sclaa Corp. of America) BLAIR, Gerald E. 5667 Palmyra Rd, Pittsford, N. Y. BLAIR, G. Richard (B) Argilla Rd, Ipswich, Mass. (McMillan Lab, Inc.) BLAIR, Marion W. (SF) 2131 S. Center St, Terre Haute, Ind. (Manufacturers Equipment Co.) BLAIR. William H. (M) 3936 Bryn Mawr Dr, Dallas, Texas (O. Hommel Co.) BLAISON. Pierie Societe des Electrodes & Refractaires "Savoie" 16, Rue de Moneeau, Paris 8*, France BLAKE, Walter T. (M) C. W. Brabender Instruments, Inc. 50 E. Wesley St. South Hackensack, N. J. BLAKE, William V, (RI) Macklin Abrasive Co, Jackson, Midi. BLAKELY, Alexsnder M. (B) Precision Grinding Wheel Co, Inc. 8301 Torresdale Ave. , Philadelphia 36, Pa. BLANCHARD, M. Kenneth (E) A. O. Smith Corp, 3533 N. 27th St. Milwaukee 1, Wise. BLANDFORD. Joseph B, Jr. 134 Aberdeen Dr, Greenville, S. C BLAU, Henry H. (GFI) Federal Glass Co, 515 E. Innis Are. Columbus 7, Ohio BLAZE, Joseph E, Jr. 419 W. Market St, Alliance, Ohio BLAZOVIC, Phil, Jr. (M) 3286 Western Ave. Highland Park, III. (Consolidated Feldspar Dept. International Minerals ft Chem. Corp.) BLECHEISEN. J. (M) Rosidare Lead & Fluorspar Mining Co. Rosielare, 111. BLEKKO. William Henr^, Jr. (G) 501 Fourth St, Milton, W. Va. (Blenko Glass Co, Inc.) BLESSING, Robert Lee (SI) 1714 Cre*twood Dr. Mineral Wells, Texas (Texaj Vitrified Pipe Co.) BLISS, Roderick T. (S) 35 E. Center St, Kesquehoning. Pa. (Deister Concentrator Co.) BL1TON, Jerald L. (RJ) 4842 University Ct. Niagara Falls, N. Y. (Titanium Alloy Mfg. Div, National Lead Co.) BLOCKSIDGE, Arthur B,, Jr. (R) Jones & Laughlin Steel Corp. 40 Longworth St, Pittsburgh 7, Pa. BLODGETT, William E. (L) Westinghouse Electric Corp. 7325 Penn Ave, Pittsburgh 8, Pa. BLOME, James C. 229 S. Pennsylvania Ave. Belleville, 111. BLOOM. Ray A. (R) Technical Library Timken Roller Bearing Co. Canton 6, Ohio BLOORE, Robert Bonlton Swinnertons, Ltd. Hanley, Stoke-on-Trent, England BLUE RIDGE GLASS DIV, AMERICAN-SAINT COBAIN CORP. (J. H. Lewis) Kinsport, Tenn. BLUM, Seymour (LI) Raytheon Manufacturing Co. Research Div. Waltham, Man. BLUME, Arthur J. (SI) Murray Tile Co, Cloverport, Ky. BLUMER, Fridolin (D) Lane Gate Rd. Cold Spring, Putnam Co, N. Y. (Commercial Decal, Inc.) BLUNT. Royden A. (GF) Buck Glass Go, Ml E. Fort Ave. Baltimore SO, Md.'. BLYTHE COLOUR WORKS, LTD. Cresswdl, Stoke-on-Trent, England BOARDMAN, Charlotte K. (R) Thomas A. Edison, Inc. 51 Lakeside Ave, West Orange, N. J. BOBROWSKY. A. R. (R) . 28 Ridgedale Ave. Florham Park, N. J. (Nuclear Corp. of America) BOEKER, V. W. (GI) Owens-Coming Fiberglas Corp. 598 Madison Ave, New York 22. N. Y. BOGATAY. Paul (D) 45 W. Weisheimer Rd?':.' Columbus 14, Ohio (Ohio State University) ~ - ? - BOGNAR, Edwin J. (RI) r v'\ Bognar & Co, Ine.:-.- 2306 First National. Bank Bldg. Pittsburgh 22, Fa. ~ BOHL1NG, William C. '; 2336 Norton Dr, Augusta, Ga. BOHN. Edward L. (K) Mullite Works, Refr. Div. H. K. Porter Co, Inc. 185 Canal St, Shelton, Conn. BOLANOV1CH. Mdvin (S) 1324 Whitacre Dr, Clearwater, Fla. BOLE. George A. (XF) Engineering Experiment Station Ohio State University Columbus IQ, Ohio BOLES, Sara J. Masonic Sanitarium, Bettendorf, Iowa BOLIN, William J. (W) American Zinc Sales Co. Box 327, Columbus 16, Ohio BOL1NGER, Phillip N. 2247 Grasmere Ave. Columbus 11, Ohio BOLLEN, W. J. Algemene Vereniging voor de Nederlandse, Aardewerk en Glasindustrie, Haagweg 139 Rijswijk, Netherlands BOLLINGER. Robert H. (MI) Georgia Kaolin Co, 433 N. Broad Si. Elisabeth 3, N. J. BOLOX, David G. (RI) 5525 E. 81st St Indianapolis 20, Ind. (Manufacturers' Representative) BOLTON. Harry L. (R) Philadelphia Quartz Co. Public Ledger Bldg. Independence Square Philadelphia 6, Pa. BOLZ. Leonard H. (B) National Bureau of Standards, Div. 9 : 7 Conn. Ave. ft Van Ness Washington 25, D. C. BONDS. Barbara C. R. R. 1, Box 205. Jonesboro, Ga. BONEBRAKE, H. P. (M) Aluminum Co. of America 1501 Alcoa Bldg, Pittsburgh 19, Pa. BONNOT CO. (B. T. Bonnot) 722 Mulberry Rd, S. E, Canton 2. Ohio BONNOT, B. T. (MF) Bonnot Co, 722 Mulberry Rd, S. E- Canton 2. Ohio Roster 7 uSTEIN, Thomas E. (W) wp ,Makers Importing Co., Inc. At . Second SL, Easton. Pa. n\E, Frank J.L (G) 411 Anawanda Ave., Pittsburgh 34, Pa. (Harbison-Walker Refractories Co.) >TH, John F. jjailehead Hall, Penistone, Nr. Sheffield Sheffield, York, England (Hepworth Iron Co., Ltd.) OY, Emmy C. Boa u62` Atfred- N` Y` rtOZE. M- C. (RFI) Bo* 31. Pebble Beach, Calif. (Consultant) rtpP, Charles D. (B) U 620 W. Vanderbilt Dr. Oak Ridge, Tenn. (Oak R*dg* National Lab.) 0pp, Harold F. (GF) 67 Gorton St., Corning, N. Y. (Corning Glass Works) BOQUIST, Carl W. (B) B 7505 Howard Ave., Hammond, Ind. (Armour Research Foundation) BOROFSKY. Arnold J. <R) _ 9 Sylvester Dr., Framingham, Mass. (Fenwal, Inc.) JBOROS, John (WI) -- Pacific Tile & Porcelain Co. 7716 E. Olive St., Paramount, Calif. nORRELLO, Giuseppe Comigliano, Piazza Dante 7 Genova, Italy UiOSCH, F. M. ^ Lab. Anorganiseh-Tech. & Electro cheque 22 Plateaustraat, Ghent, Belgium BOSLER, Krell (W) r 1000 Yorlcwood Dr., Mansfield, Ohio (Ingersoll-Humphryes Div. Borg-Warner Corp.) BOTFIELD, George B. (R) Botfield Refractories Co. Swanson .4 Clymer Sts. Philadelphia 47. Pa. BOTFIELD REFRACTORIES CO. (George B. Botfield) Swanson & Clymer Sts. Philadelphia 47. Pa. BOTH, Eberhard (L) 1505 S. Wanamassa Dr. Asbnry Park, N. J. (U. S. Army Signal Corps) ; BOTHE. James V. (G) 3 Pyrex St., Coming. N. Y. (Coming Glass Works) BOUDER, Norman M.. Jr. (G) 2437 Lakewood Rd. Baltimore 14, Md. (Pemco Corp.) BOVEE, Benedict A. (M) 1837 Winter Rd. Grand Island, R.F.D., N. Y. (Harper Electric Furnace Corp.) V BOWDEN, James J. (B) Bowflux Co., Box 65, Cortland, Ohio ^ BOWEN ENGINEERING, INC. (Joseph J. Quinn, Jr.) North Branch, N. J. BOWERS, Donald J. (B) 950 Highland Dr., Columbus 21, Ohio (Battelle Memorial Institute) ~ BOWMAN. Donald C (E) fl.'r 579 S. Craig PL, Lombard. 111. '? (Chicago Vitreous Corp.) v BOWMAN, D. Scott (M) ^ Carborundum Co., Refractories Div. Globar Plant, Box 339 Niagara Falls, N. Y. BOWMAN, Eugene D. (G) t- 1217 Carolwood Ave. ' Columbus 13, Ohio ^ (Kimble Glass Co.) . Bowman, George A. 402 E. Armory,. Champaign, 111. OWMAN, James A. Georgia Kaolin Co., Research Dept Dry Branch, Ga. m doits) BOWMAN. John G. (W) 341 S. Juliana St., Bedford, Pa. BOWMAN. Robert R. (R) Harbison-Walker Refractories Co. 609 Jackson Bldg., Buffalo 2. N. Y. BOWNE, Martin S. (SI) Lee Clay Products Co., Inc. Clearfield, Ky. BOYCE, Joseph (M) Box 754, Beaver Falls, Pa. BOYCE, Robert E. (W) ` Harker Pottery Co. East Liverpool, Ohio BOYD, Charles E. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. R. R. 2, Box 170, Canonsburg, Pa. BOYD. Frank H. (M) S. G. Frantz Co., Inc. Box 1138, Trenton 6, N. J. BOYD, John E. (MI) Box 2414, Greensboro, N. C. (Carolina Pyrophyllite Co.) BOYD, L. R., Jr. (S) Teague Brick 4 Tile Co., Box 329 Teague, Texaa BOYD, Robert C. (EFI) American Standard, 1541 S. Seventh St Louisville 8, Ky. BOYD, William W. (W) 11528--39th N. E.. Seattle 55, Wash. (J. R. Simplot Co.) BOYLES, John P. (W) Edwin M. Knowles China Co. Newell, W. Va. BOYNTON, Claudia G. (DF) Boynton Associates 56 E. Bellevue PL, Chicago 11, I1L BOYNTON. Robert S. (X) National Lime Assn. 925 15th St. N. W. Washington 5, D. C. BOZZO. J. G. (G) Pierce Glass Co.. Railroad Ave. Port Allegany, Pa. BRACKBILL. Charles E. (L) R. R. 1, Shreve, Ohio (Diamonite Products Mfg. Co.) BRADDY. John E. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio BRADEN, Roger W. (MI) Hammond Lead Products Box 912, Hammond, Ind. BRADEN. William E. P.O. Box 444, Tokyo, Japan (Ferro Corp.) BRADFORD, Virgil E. (WI) University of Illinois 204 Ceramics Bldg., Urbana, 111. BRADLEY. Alan L. Cullinan Refraetoriea Ltd. P. O. Olifantsfontein Transvaal, South Africa BRADLEY, Charles A.. Jr. (G) Pincwood Acres, R. R. 2 Coming, N. Y. (Coming Glass Works) BRADLEY, Fennimore N. (LI) 3804 142nd PL. S. E. Bellevue, Wash. (Lockheed Aircraft Corp.) BRADLEY. Richard S. (RFI) A. P. Green Fire Brick Co. 1018 E. Breckenridge St Mexico. Mo. BRADLEY, Robert E. 3002 Pine Needle Rd., Augusta, Ga. BRADSTREET. Samuel W. (E) Armour Research Foundation 10 W. 35th St, Chicago 16, IU. BRADWELL, Cyril (RI) Parlchurst Apts. 7B Barbara 4 Marion Sts., Bethlehem, Pa. (Bethlehem Steel Co.) BRADY, Earl (S) Box 522. Waslcom. Texas (Acme Brick Co.) BRADY, John G. (B) Dept of Mines 4 Technical Surveys Ceramic Section, 40 Lydia St Ottawa, Ont., Canada BRADY, Justin M. (M) 1320 N. Delaware, Apt 604 Indianapolis, Ind. (American Art Clay Co.) BRADY. T. E. (R) Surface Combustion Corp. 2375 Dorr St., Toledo 1, Ohio- BRAIN, Douglas G. (W) 1960 Jane St .; Toronto 15, Ont, Canada (American Standard Product!) BRAMLETT, William P, Jr. (Gl) Cumberland Rd., R.R. 2. Millville, N. J. (Armstrong Cork Co.) BRAND, Robert C. (G) Dominion Minerals Div,-. Riverton Lime & Stone Co./-> Piney River, Va. -- BRANDES, Eric A. r *'r Fulmer Research'Institute Ltd. Stoke Poges, Bucks, England BRANDT, Kristian H. (B) 1076 Karesh Ave., Pomona, Cali!. (Convair) BRANDT, Martha W. (G) J National Clast Budgtl _ 916 Empire Bldg.,-Pittsburgh 22, Pa. BRANDT, Neill M. (G) . Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. .. . BRANDT, William O. (RFI)' Denver Fire Clay Co. .., Box 5510, Denver 17,-Colo." BRANSTETTER, Paul C. (R) A. P. Green Fire Brick Co. ' Box 277, Sulphur Springs, Texas BRANT, Arthur M. (R) 156 Hampden Park Dr., Tiffin, Ohio (Basic, Inc.) BRANT, David G. (RI) 39 Valley View, Tiffin, Ohio (Basic, Inc.) BRASHARES, C. A. (R) Harbison-Walker Refractories Co. 1800 Fanners Bank Bldg. Pittsburgh 22, Pa. BRASSFIELD, Henry C. (B) R.R. 1, Stevens Rd., Foster, Ohio (General Electric Co.) BRATSCHUN, William R. .University of Illinois 204 Ceramics Bldg., Urbana, III. BRAUN. Gary A. (RJ) 11104 S. Ave. B, Chicago 17, 111. (Harbison-Walker Refractories Co.) BRAY. A. C.. Jr. (S) Western Clay Manufacturing Co. Box 176, Helena, Mont. BRAY, Kenneth J. (W) Wenczel Tile Co. Klag & Enterprise Ave. Trenton. N. J. BRAYKOVICH. A. F. (W) 205 Francis Marion Dr. Spartanburg, S. C. (Kohler Co.) Brasilian Ctramie Soristy--stt Auociacao Brasilsira dt Ctramica BRECK, Donald W. (B) Linde Air Products Co. E. Park Dr. 4 Woodward Ave. . Tonawmnda. N. Y. BREDERO'S BOUWBEDRIJF N. V. (E. M. Theissing) Kanaaldijk 22 Utrecht, Holland BREEDLOVE, James G. (BI) - 955 Signal Rd. Signal Mountain, Tehn. (American Lava Corp.) BREENE. George A. (G) Industrial Colloids Co. Drawer M, Emlenton, Pa. BREITWIESER. Robert H. (R) 1608 Bunker Hill Rd.. Pueblo. Colo. . .(Standard Eire Brick Co.) V' Roster 9 bREMNER. Robert P. (G) *T. L. Smith Co.. 2835 K. 32nd St. Milwaukee, Wise. BRENNAN. Joe L. 195 Tenth St., N. W.. Atlanta, Ga. BRENNER, Harold M. (E) B. F. Drakenfeld & Co., Inc. Box 519, Washington, Pa. BRENNER, R. F. (GF) 417 Lake St., Lancaster, Ohio (Anchor Hocking Glass Corp.) BRESLICH, Francis N.. Jr. 3908 14th Ave.. S., Seattle 8, Wash. BRETZ, L. A. (S) 1718 Tbeodao Dr, Pittsburgh 16, Pa. (NATCO Corp.) BREUER. L. A. G. der Gen-eshetmer Glashuttenwerke Dusseldorf-Gerresheim, Germany BREWER. Bob (S) Alamo Clay Products Co, Inc. Box 93, Elmendorf, Texas BREWSTER, Gordon F. (G) 807 Ridge Road E, Williamson, N. Y. (Bausch & Lomb Optical Co.) BRIAN. Charles (B) '' Paper. Mattel's Importing Co, Inc. 44 S. Second St,' Easton; Pai BRIAN. Dick (W) ' '' ' 422 Florida Ave., Chester, W. Va. (Harshaw Chemical Co.) BRIAN, S. Douglas (M) Paper Makers Importing Co, Inc. >. 44 S. Second St, Easton, Pa. BRICK, Robert M. (G) Continental Can Co. 7622 S. Racine Ave, Chicago 20, 111. BRICKHOUSE, Robert E. (R) .206 Fajflawn Blvd, Zelienople, Pa. (Johns-Manville)' BRIGGS MANUFACTURING CO. (A. J. Raible) 415 W. Seymour Ave. Cincinnati 16, Ohio BRIGHAM, Ralph V, Jr. (WI) ., Onondaga Pottery Co. 1858 W. Fayette St, Syracuse 1, N. Y. BRIGHT, Norman F. H. (B) Dept, of Mines & Technical Surveys 552 Booth St, Ottawa, Ont, Canada BRINCKERHOFF. J. E. (R) Babcock & Wilcox Co. 161 E. 42nd St, New York 17. N. Y. BRINDLEY, George W. (B) Dept, of Ceramic Technology Pennsylvania State University University Park, Pa. BRISBANE, S. M. 40 Riverdale Rd, Hawthorn E2 Victoria, Australia (Commonwealth Scientific 4 Industrial Research Organization) BRISTOW, Robert H. (LI) 4 Sequoia Rd, R. R. 1 Ballston Lake, N. Y. (General Electric Co.) BRITCHER, Gordon (W) 306 Berkeley Dr, Syracuse 10, N. Y. (Syracuse Pottery, Inc.) BRITISH CERAMIC SOCIETY (Gerald H. Stewart) Federation House Stoke-on-Trent, England .-BRITTAIN, Clifford G. (RJ) Zero Autumn St, Worcester, Mass. (Norton Co.) ; BRITTON, Marvin G. (R) 121 Homby Dr, Painted Post, N. Y. f.-_ (Corning Glass Works) ,,BROCK, Thomas W. (B) Owens-Illinois 1700 N. Westwood Ave. -.- Toledo 7, Ohio JBOCKMAN. Frank G. (L) e. Philips Laboratories ^ Irvington-on-Hudson, N. Y. ROCKWAY GLASS CO, INC. (F- B. Hess) Brockway, Pa. `L- 37, No. 10 (1958) BROCKWAY, M. Clifford (B) 2661 Medary Ave, Columbus 2, Ohio (Battellc Memorial Institute) BROD1E, William T. (W) R. R. 3, Kittanning, Pa. (Eljer Co.) BROOKOVER, George B. (G) 3735 Maxwell Rd, Toledo 13, Ohio (Kimble Glass Co.) BROOKS, Marion E. (S) Bickerstaff, Inc. Box 1178, Columbus, Ga. . BROOKS, Merton H. (L) Titanium Alloy Mfg. Div. National Lead Co, Box C Bridge Sta, Niagara Falls, X. Y. BROOKS, Robert H. (W) 1738 Pavilion Dr, Pomona, Calif. (Norris-Thermador Corp.) BROSIUS, John P. (G) 403 Emerson Ave, Aspinwall Pittsburgh IS, Pa. (Krieg Piston Ring Co.) BROSKE, William F. (B) AMP Inc, Research Div. 425 Prince St, Harrisburg, Pa: BROWER, William S, Jr. (W) National- Bureau of Standards, . Div. 9.0 v. . -Washington 25, 'D. C.' BROWN, Arthur E. (LJ)-' 245 Spring St, Red Bank, N. J. (U. Si Army Signal Corps) BROWN, C. Justus. Jr. (G) Libbey-Owens-Ford Glass Co. -1701 E. Broadway, Toledo 5, Ohio BROWN, Clarence B, Jr. (M) Hardinge Co, Inc, York, Pa. BROWN, Colin C (G) 21 Medbury Ave, Cuba, N. Y. : (Cuba Cheese-ft Trading Co.) BROWN, Donald Nicol (G) 4 E. Third St, Corning, N. Y. (Coming Glass Works) BROWN, Donovan P.- (RI) 2704 Eldon Ave., Drexel Hill, Pa. (North American Refractories Co.) BROWN, Dwight R. (W) 5 Edgewood Lane, Levittown, Pa. (Trenton Potteries Co.) BROWN. Edward L. (GJ) 810 Pennsylvania Ave. Miami Beach, Fla. BROWN, Fielding (L) Sprague Electric Co. North Adams, Mass. BROWN, George L. (M) 27 S. VanDien Ave, Ridgewood, N. J. (Lithium Corp. of America, Inc.) BROWN, George Reuben (M) North American Mfg. Co. 4455 E. 71st St, Cleveland 5, Ohio BROWN, John J, Jr. (SI) Redford Brick Co, 12th & Maury St. Richmond, Va. BROWN, Joseph A. (S) Baltimore Brick Co. 3200 E. Madison St, Baltimore 5. Md. BROWN. Lawrence H. (WFI) 14500 N. W. Sixth Ave, Miami 68, Fla. (Consultant) BROWN, Leslie (W) Lenox, Inc. 50 Meade St, Trenton 5, N. J. BROWN, Meredith C. (S) 609 N. Friends Ave. Whittier, Calif. (Consultant) BROWN. Raymond J. (XI) Ceramic Age, Ninth-Chester Bldg. Cleveland 14, Ohio BROWN, Robert W. (R) 806 S. 56th St, West Allis 14, Wise. (Thiem Products, Inc.) BROWN. Roy W. (R) Carborundum Co, Refractories Div. Box 268, Perth Amboy, N. J. BROWN. Sherwood F. 27 Johnson Hgts, Waterville, Me. BROWN, Wilbur F. (GF) Libbey-Owens-Ford Glass Co. Rossford, Ohio BROWN. William E. (R) Box 217, R.R. 1, Norristown, Fa. (E. J. Lavino & Co.) BROWN, W. Richard (LJ) 8 N. Gilmore Blvd. Wappingers Falls, N. Y. (IBM Corp.) BROWNE, Charles M. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio BROWNE, Thomas C. (RI) 2115 Orchard Dr. ' .South Plainfield, N. J. '= (Titanium Div, National Lead Co.) . BROWNELL, Wayne E. (SI) State University of New York College of Ceramics, at Alfred Univ. Alfred, N. Y. BROWNEWELL, George E. (R) Diamond Alkali Co. 4701 Paddock Rd, Cincinnati 29, Ohio BROWNFIELD, Lyman Brownfield & Malone 50 W. Gay St, Columbus, Ohio BROWNING. William C.-\(B)_-f" Milwhite Mud-Sales- Co. ' I -1092 M & M Bldg, Houston 1, Texas BRUCHMANN, Helmut (W) Haeger Potteries, Inc, Dundee, III. BRUEGGERHOFF, Charles (R) Mexican Zinc Co,.N. Rosita Coahuila, Mexico BRUNNER, Cedric D. (W) . : 106 W. Union, Rpckton, HL (Ipsen Ceramics, Inc.) - . - BRUNO. Lucien V. (S) Gtlignard Brick Works ' Box 546, West Columbia, S. C BRUSH, George D. (SI) Harrop Ceramic Service Co. 35 E. Gay St, Room 413 Columbus IS, Ohio BRYANT, Eugene E. (EFI) Ferro Corp, 4150 E. 56th St. Cleveland 5. Ohio BRYCE, Homer L. (S) Henderson Clay Products, Box 870 Henderson, Texas BUCHAN, M. A. (RI) A. P. Green Fire Brick Co. Troy, Idaho BUCK. Forrest W, Jr. (E) . 35 Broad St, Park Manor Apt. E-S Toms River, N. J. BUCK GLASS CO. (Royden A. Blunt) 841 E. Fort Ave, Baltimore 30, Md. BUCK. Ivan E,, Jr. (E) 1025 Park Ave, Plainfield, N. J. (Westingbouse Electric Corp.) BUCK. Robert W. Box 2248, Georgia Tech. Sta. Atlanta, Ga. BUCKLES, Paul E. (MI) 442 Taylor St, Zanesville. Ohio (Donald Hagar Ceramic Materials) BUCKLEY, Edward D. (B) Champion Spark Plug Co. 900 Upton Ave, Toledo 1, Ohio BUCKLEY, Michael J. Reed St, Geneva, N. Y. BUCKNER. Dean A. (B) 3125 Dewey Ave, Rochester 16. N. Y. (Bausch & Lomb Optical Co.) BUCKNER. O. S. (GI) Bay State Abrasive Products Cn. Westboro, Mass. BUEGE. Robert H. (L) Globe-Union, Inc, 900 E. Keefe Ave. Milwaukee 1. Wise. BUEHLER. Bert P. (S) 5155 Warner Rd. Garfield Heights, Ohio (Geveland Builders Supply Co.) BUESSEM. W. R. (L) Pennsylvania State University College of Mineral Industries University Park, Pa. >_ Roster 11 ,,trFFALO CHINA. INC *V *R.E. Gould). 75 Hayes Place Buffalo 10. N. y. nilGOSH, John (R) E. 1. du Pont de Nemours & Co. Gnsselli Chemicals Dept. Experimental Sta., Wilmington, Del. bUH-ers BRICK COB (R. C Houlahan) J800 Ninth Ave, S.. Seattle 8, Wash. nULKLEY. Ronald (B) Soeony Mobil Oil Co., Inc. Research & Development Lab. Paulsboro, N. J. BULLARD, Edward R. (E) B. F. Drakenfeld 4 Co, Inc. Washington, Pa. BULLOCK. Donald J. (W) AC Spark Plug Div. General Motors Corp. 1500 N. Dort Hwy, Flint 2, Mich. BULLOCK, Gordon University of Birmingham Dept of Physical Metallurgy Edgbaston, Birmingham 15, England BUNAG, Miss Milagros M. Graduate Women's Residence $42 George St, New Brunswick, N. J. BUNGE, Fred H. (M) - M. A. Hanna Co, Research Lab. . ; .Bibbing, Minn. ' . : /-l ' BURCH. Oscar G:. (GFJ \ ' Owens-Illinois Box 1035. Toledo 1, Ohio BURCHENAL, Charles H. (W) Cambridge Tile Mfg. Co, Box 71 Cincinnati 15. Ohio BURCHFIEL, B. M. (RFI) 4458 Rosewood PI, Riverside, Calif. (Pacific Clay Products) BURCHFIELD, Paul E. (G) . Wyandotte Chemicals Corp. 1609 Biddle AveV, Wyandotte,* Mich. BURDICK,. Milton Do(WFI) National Bureau b{ Standards Engineering Ceramics Section Washington 25, D. C. BURDICK, Sidney D. (GI) 104 Argonne St., Coming, N. Y-. (Coming Glass Works) BURGESS. Blandford C (MF) 5;- R. R. 4, Box 80, Montlcello, Ga. " (Consultant) BURKE, J. E. (B) General Electric Co, Research Lab. Box 1088, Schenectady, N. Y. BURKE, L. Roger (R) 1203 Peoples Bank Bldg. Pittsburgh 22, Pa. (Oni Taylor Sons Co.) BURKERT, John G, Jr. (MJI) 84 Green St, Valley Stream, N. Y. (Grumman Aircraft Engineering Corp.) BURKHALTER. Edward (SI) 7219 Interlaaken Dr. Tacoma 99, Wash. (Builders Brick Co.) BURKS, Cecil M. (RI) 705 Broadway, Steubenville, Ohio (Weirton Steel Co.) BURLEY, Frank N. (W) Sanitarios "El Aguila" S. A. Apartado 26808, Mexico 14, D. F. BURLEY. Newton Ray (W) 1864 Dresden Rd, Zanesville, Ohio (Burley Clay Products Co.) .. BURLINGAME, Howard G. (E) 16031 Francisqnito Ave. La Puente, Calif. (Vitrifinish, Inc.) BURN, Harold J. D. Bum Fireclay Co. Ltd, 76 Jesmond Rd. Newcastle-upon-Tyne 2, England BURNAND, Guy M. (Life) ', Messrs. Johnson, Mattbcy 4 Co, Ltd. 78, Hatton Garden London, E. C. 1, England l. 37, No. 10 (1958) BURNHAM, Forrest E. (W) 134 Pearsall Dr,, Mount Vernon, N. Y. (Commercial Decal, Inc.) BURNS, Frederick L. (W) 400 Grandview Dr. Highland Village, Zanesville, Ohio (Fred 3urns Ceramic Service) BURNS, E-ienry K, Jr. (S) 1620 Wavcrland Dr, Macon, Ga. (Bums Brick Co.) BURNS. Paul E. (W) R. R. 5, Graceland Rd. New Castle, Fa. (O. Hommel Co.) BURNS, R. S. (E) Armco Steel Corp, Research Library Middletown, Ohio BURR1SS, William K. (G) Consolidated Feldspar Dept International Minerals & Chemical Cortf. Old Orchard Rd, Skokie, 111. BURROUGHS, F. H. (W) Box 1329, Trenton 7, N. J. (Star Porcelain Co.) BURROUGHS, Jack E,, Sr. (B) 2005 Milam St, Fort Worth 12, Texas (Convair) BURTON, Howard B. (Gl 1618 Arlington Ave, St. Paul 17, Minn (Minnesota-Mining 4 Mfg. Co.) BURWELL, John %. Jr. j(B) . American Radiator & ' v:r ' Standard Sanitary Corp'. 40 W. 40th St, New York 18. N. Y. BURW1NKEL, Lawrence G, Jr. (G) Pennsylvania Glass Sand Corp. Two Gateway Center, Pittsburgh 22, Pa. BUSH, James W. (SI) 1255 Cardinal Dr, Pittsburgh 16. Pa. (Natco Corp.) BUSH, Ralph JL (M) .'520 McXiMey. St, North Canton, Ohio 'Bonnot Co.). ' . ' BUSH. W.G, 4 CO. (Johh.S. Herbert) 174 Third Ave, N, Nashville 3, Term. BUSHONG, R. M. (R) National Carbon Co. 3625 Highland Ave. Niagara Falls, N. Y. BUSSEY, Donald A. (R) Kaiser Aluminum & Chemical Corp. Refractories Plant Moss Landing, Calif. BUSTEED, Donald J. (WI) 8 Janet Circle, Shrewsbury, Mass. (Bay State Abrasive Products Co.) BUTCHER, L. H, CO. (George J. Middleton) 3628 E. Olympic Blvd. Los Angeles 23, Calif. BUTKOVICH. Edward M. (R) 2848 E. 97th St, Chicago 17, III. (Muter Co.) BUTLER. C. Edward (BI) Crucible Steel Co. of America 234 Atwood St, Pittsburgh 13, Pa. BUTLER, F. W. (W) Akron Porcelain Co, Akron 14, Ohio BUTLER, Sidney R. Pennsylvania State University 305 D, Mineral Industries Bldg. University Park, Pa. BUTLER, Thomas J, Jr. (S) Box 279, Austin 62, Texas (Elgin-Butler Brick Co.) BUTTERFOSS. Bruce W. 142 Elderberry Dr, Levittown, Pa. BUTTERWORTH. William N. (G) General Refractories Co. 950 Leader Bldg, Cleveland 14, Ohio BUTTLE, Robert L. (L) 65 Greenbrier Dr. Williamsville 21, N. Y. (Speer Carbon Co.) BUTTON, Daniel D. (BJI) 3286 Dabney St, Altadena, Calif. (Jet Propulsion Lab.) OUA 4 V<| , -- Santa Clara 173, San Isidro Buenos Aires, Argentina (Ferrum, S. A.) BUZARD, Fred T. (M) Bell, Pine 4 High Sts. Plymouth, Ohio (Fate-Root-Heath Co.) BUZARD, William F. (M) Fate-Root-Heath Co. Plymouth, Ohio BYRNS, Alva C. (R) Kaiser Aluminum 4 Chemical Corp. 1924 Broadway, Oakland 12, Calif. BYRON, Julian K. 750 Fowler St, N. W, Atlanta, Ga. c CABANILLAS, Oscar Gonzalez (S) Puerto Rico Clay Products Corp. Box 4729, San Juan, Puerto Rico CABLE, John A- (W) 1443 Viola Pky. N. W, Canton 8, Ohio (United States Ceramic Tile Co.) CABLE, Margaret (DF) 1520 San Miguel Ave. Santa Barbara, Calif. CABLE, Stephen J. (W) 3720 Eaton, N.W, Canton 9, Ohio (United States Ceramic Tile Co.) . CABOT. GODFREY L, INC. '(Franlc E. Dley) 46 Bajrard St,' Box 828, New Brtmswick, N. J. . ` CACCAMISE', Charles T. (B) Electro Metallurgies! Co, 137 47tb St. Niagara Falls, N. Y1 CACCIOTTI, Joseph J. (B) 38 inona Dr, GTeenhills, Ohio General Electric Co.) CAHILL, Robert T. (R) Coming Glass Works, Coming, N. Y. CAHOON, Harold P. (S) Interstate Brick Co. ,3100 S.-.Uth E, Salt Lake City, Utah CAHOON, Jbhh B, Jr.(L) 673 S. Livermore' Ave. Livermore, Calif. (University of California) CAIN. Robert W. (RI) Electro Metallurgical Co. Alloy, W. Va. CAITO, A. M. (RI) Basic, Inc. Maple Grove, F. O. Fostoria, Ohio CALA, Charles F. (G) 144 Hoover Rd, Rochester 17, N. Y. (Bausch 4 Lomb Optical Co.) CALABRESE, Donald W. 144-21 37th Ave, Flushing 54, N. Y. CALDWELL. Smiley, Jr. (G) R. R. 2, Vincennes, Ind. (Blackford Window Glass Co.) CALDWELL. Smiley M, III (G) 300 Cove Ct,, Clarksburg, W. Va. (Pittsburgh Plate Glass Co.) CALDWELL, William D. (El) Perfection Industries. Inc. 1135 Ivanhoe Rd, Cleveland 10. Ohio CALLAHAN, H. D. (WF1) United States Ceramic Tile Co. 217 Fourth N. E, Canton, Ohio CALLAHAN. Robert M. (W) 4553 Seville Ave. Los Angeles 58, Calif. (Solar Mfg. Corp.) CALLINAN, Edward E. (RFI) 1386 Spruce St. DeKalb Park, Norristown, Pa. (Alan Wood Steel Co.) CALVER, James L. (M) Virginia Div. of Mineral Resources Box 3667, University Sta. Charlottesville, Va. CAMERON, David G. (M) Haller, Inc., 16580 Nortbville Rd. Northville, Micb. CAMPBELL, C. V. (SI) 444 Florida Ave, Chester. W. Va. (American Vitrified Products Co.) Roster 13 * tfP.5Ei.-U Edward S. (G) -C* KoiiiwerteTM GlassCo{gOI E- Marginal Way . cattle * Wash. - '/-sUPBELL. Frank. Jr. GA*1<0 j_ E. Robison ~ Bot 4. Connell, Wash. illPBELL, G. Donald (G) CA**, Shelby St., ShelbyviUe, Ind. /Pittsburgh Plate Glass Co.) >iv(PBELL, Ian (B) CA'Vjifornia Institute of Technology 0jT. of Geological' Sciences 1201 E. California St. Pasadena 4, Calif. ,.MPBELL. J. Douglas (W) Tjtbiure Corp. of America, Inc. 0 Lincoln Bldg., 60 E. 42nd St. New York 17, N. Y. raMPBELL, Robert M- (WFI) ` ^Bo* 1003, Alfred, N. Y. (Slate University of New York, . College of Ceramics) ' /lUPBELL, Tom W. (R) / w go* -30J. Poland. Ohio (Electro Rcfrutprfea ft Abrasives Gotp.y - CAMPBELL, Van E. (W) ., *** 363 Highland Ave., Wadsworth, Ohio (Ohio Brass Co.) CAMPBELL, William B. Box 3274, Georgia Tech. Sta. Atlanta 13, Ga. CAMPOS. F. Torres Fabrics Nacionaf de Vidrio, C A. Box 1049, Caracas, Venesuela CANADIAN CERAMIC SOCIETY (Miss L. C Keith), 49 Turner Rd. Toronto 10, Ont., Canada- CANFIELD, J. J. <EF) 2909 Orlando Dr. Middletown 20, Ohio -s (Armco Steel Corp.) CANNING. Robert (G) 202 Fox Chapel Rd., Pittsburgh 38, Pa. (Pittsburgh Plate Glass Co.) CANNON, John D. 2167 Highview Rd., S. W. Atlanta 11, Ga. CAPEK, Raymond G. 2646 S. Clarence Ave., Berwyn, 111. CAPELLMAN, John J. (R) * 1118 Highland St, Tarentum 1, Pa. (Pittsburgh Plate Glass Co.) CAPORALI, Ronald R. R. 5, Butler, P. CAPPS. Webster (Gl National Bureau of Standards Washington 2$. D. C. CARBORUNDUM CO. (Paul N. Gillon). Library 1-2 Niagara Falls. N. Y. CARDER, Frederick (Honorary. GF) Corning Glass Works Vycor Div., Corning, N. Y. CAREY. J. Sheldon (D) Dept, of Design, University of Kansas Lawrence. Kans. CARINI, George F. University of Missouri. Geology Dept. . Swallow Hall, Rm. 12, Colombia, Mo. CARL. John E. (GI) Coming Glass Works. Greenville. Ohio , CARLSON, Joseph A. (S) 50 Hawthorne St. San Fraudsco 5, Calif. (Krafrile Co.) CARLSON, Robert H. (W) 324 E. Maitland Lane, New Castle, Pa. (Universal-Rnndle Corp.) CARLSON. William G. (RI) 17S Glenfield Dr.. Pittsburgh 35, Pa. (Westingfaousc Electric Corp.) VARLYLE, Edward C. (S) Carlyle Tile Co. S' Box 128. fronton, Ohio /. JARMAN, Justice N. (L) Carman Labs., Inc. Box 328, Bedford, Mass.- CARNAHAN, Thomas D. (MI) B. F. Drakesfeld & Co., Inc. Box 519, Washington, Pa. CARNES, Kenneth C. (G) Toledo Engineering Co., Inc. 3001 Sylvania Ave., Toledo 13, Ohio CARNIGLIA, Stephen C. (B) Atomics International Div., NAA 21600 Vanowen St. Canoga Park, Calif. CAROTHERS. Harry S. (M) H. C. Spinks Clay Co., Inc. 1000 First National Bank Bldg. Cincinnati 2, Ohio CAROTHERS, R. B. (MF) H. C. Spinks Clay Co., Inc. Box 829, Paris, Term. CAROTHERS, Richard B,, Jr. (M) H. C. Spinks Clay Co., Inc. Box 829, Paris, Tenn. CAROTHERS. T. E. (M) Gladding, McBean ft Co. 2901 Los Felix Blvd. Los Angeles 39, Calif. CARPENTER, F. Scott, Jr. (M) -.White. Pigments 'Dept. Godfrey L. Caboti lpe., 77 Franklin St:. - Boston-10, Maas. CARPENTER, Harry W. (R) . Atomics International Box 309, Canoga Park, Calif. CARPENTER, R. M. (S) Kelsey Ferguson Brick Co. East Windsor Hill, Conn. CARPENTER. Woodrow (E) -Barrows Porcelain Enamel Corp. Langdon Rd. ft Penn. R. R. Cincinnati .13, Ohio CARR-LOWREY GLASS CO, .. (Charles E. Lindsay). Kloman ft -Wenburn Sts. Baltimore 30, Md. CARR, Robert E. (G) 414 N. High St., Lancaster, Ohio (Anchor Hocking Glass Corp.) CARROLL, Jerry W. (W) 5339-A Newcastle Ave., Encino, Calif. CARROLL, William F. (WI) 3499 McNally Ave., Altadena, Calif. (Florence Ceramics Co.) CARRUTHERS. John L. (SF1) Lord Hall, Ohio State University Columbus 10, Ohio CARTER ft CO. LTD. (William D. Cash-Reed) Poole, Dorset, England CARTER. David W. 1712 Mayfield Ave., Joliet, III. CARTER. D. R. fM) Eagle-Pieher Co. American Bldg., Cincinnati 1, Ohio CARTER. F. B. fWI) Tiffin 12, Ohio (American-Standard Corp.) CARTER. George J. 10202 20th N.E., Seattle 55. Wash. CARTER, Gerard T. (W) Oakland St.. R.R. 1. Box 11-A Mattapoisett. Mass. (Comell-Dubilier Electric Corp.) CARTER. Herbert D. (WFI) 3351 Dorchester Rd. Shaker Heights 20. Ohio (Harshaw Chemical Co.) CARTER, John A. Box 517, Georgia Tech. Sta. Atlanta 13, Ga. CARTER, R. (B) General Electric Co.. Research Lab. Box 1088, Schenectady, N. Y. CARTER, Richard T. (R) Hitchiner Mfg. Co., Inc. Milford, N. H. CARTWRIGHT, S. V. (SI) 1224 Victoria Ave., Corona, Calif. (Jordan Tile Mfg. Co.) CARVLIN, George M., Jr. (R) Kopperi Co., Ine., Koppers Bldg. Pittsburgh 19, Pa. CASAMO, Charles C. (G) Sylvania Electric Products, Inc. Empot'mi/i, Pa. CASii MANUFACTURING CORP. (Willard G. Young) 1000 W. Pine St., Robinson, III, CASHIN, William M. (B) 151 Mann Ave., Cohoes, N. Y. (General Electric Co.) CASH-REED, William D. Carter ft Co. Ltd. . Poole, Dorset, England CASPER, Richard L - -- . Box 787, Alfred, N. Y. . > CASS, F. Richard (L) :.>-- Lambertville Ceramic ft Mfg. Co. Lambertville, N. J.-^ 'i,CASSADY, Bert L. <R) 5115 S. Lewis Ave^ Tulsa IS. Okla. CASTERLINE. Dale R. (MJ) 3897 W. 33rd St., Cleveland 9, Ohio (Ferro Corp.) -. CATON, Milton W. (RF) 22490 Nevada Ave, East Detroit, Mich. (Ceramic Div, . . Champion Spark Plug Co.) CAVANAUGH, pifford E, Jr- v 1332vPorter St, Philadelphia .48; Psu CAVANAUGH, D. J. (WI) ;V v 4221 Crestwood Dr, N. Canton 8, Ohio > . - ' ':V\' T ;- (United States Ceramic Tile Co.) CAYFORD, James M. (El) ' V"i'- 1317 Ridge Ave, Steubenville, Ohio (Toronto Paperboard Cd.),,._-':. CBS-HYTRON . , *: (Arnold L. Magazine) 100 Endicott St, Danvers, Mass. CECIL, Cowan L. (W) Lone Star-Ceramic* Co.' Box 14215,- Dallas 34, Texas' . ' CENTRAL SILICA CO. (E. C. Sawyer) 806 Market St, Zknesville, Ohio CENTRE TECHNIQUE DBS TUILES ET BRIQUES (Jacques Labansat) 23 rue de Cronstadt, Paris XV, France CERAMIC ASSOCIATION, JAPAN (Yogyo Kyokwai) No. 7, Shiba Nishikubosaknra Gawa-Cho, Minato-Ku, Tokyo, Japan CERAMIC COLOR ft CHEMICAL MFG. CO. (W. F. Wenning) Box 297, New Brighton, Pa. CERAMIQUE MAASTRICHT, N. V. (Comte L. de Meeui d'Argenleuil) Postbus 103, Maastricht, Netherlands CERMAK. Frank (WF) 1542 Union St, Schenectady 9. N. Y. CERMAK, George F. (B) Berkshire Chemicals, Inc. 4500 Enclid Ave, Cleveland 3, Ohio CERNY. Joseph J. (E) Resistors. Inc. 5226 W. 26th St, Chicago 50. III. CERULLI, Nicholas F. 73 Forest Ave, Caldwell, N. J. CHADEYRON, A. A. G. Cleveland Magnesite ft Refractory Co. Ltd. Normanby Brickworks, Normanby Middleshrough, York, England CHAMBERLAIN, James M. W. (W) U. S. Stoneware Co, Box 350 Akron 9, Ohio CHAMBERS, Fred (M) National Gypsum Co, Lackey, Ohio CHAMBERS. Gordon H. (M) Foote Mineral Co, 18 W. Chelten Ave. Philadelphia 44, Pa. CHAMPION SPARK PLUG CO. CERAMIC DIV. (James S. Owens) 8525 Butler Ave, Detroit 11. Mich. CHANTLER. L. W. (R) Standard Lime ft Cement Co. Millville, W. Va. . . CHAPMAN, Alan T. 2063 Jane Ave, Columbns 19, Ohio Roster 15 ,ilkPMAN, Frank ., Jr. (El) Cj026 Middle*** Rd. Baltimore 21, Md. > Pemco Corp.) -.(APMAN, C. Marsh (W) C* Harsbaw Chemical Co. *265 Wiehe Rd., Cincinnati 13, Ohio jjaPPEIX, Charles H. (R) s ^National Carbon Co. tn E 42nd St., New York 17, N. Y. ,gARBONNIER, William P. (RI) - Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. rHARLAND, Tel L. (RI) C j!6 Elias Dr., Pittsburgh 35, Pa. (Westinghouse Electric Corp.) CARLES, Richard J. (G) General Electric Co. Research Lab., Box 1088 Schenectady, N. Y. rHARLTON, Alex E. (W) Fhotoceramics, Inc. - 1060 W. Front St., Cincinnati 3, Ohio CHARTERS, Melvin L. i? Marvin Ln.. New Brunswick. N. J. CHARVAT, Fedia R. (B) Electro Metallurgical Co. Metals Research Labs. Box 580, -Niagara Falls, ;N*Y? CSAS,-Pn (EF) 0ana Chase ''Publications Elmhurst National Bank Bldg. York St. at Park Ave., Elmhurst, 111. CHATTAHOOCHEE BRICK CO. (Paul M. dark) Chattahoochee, Ga. CHATTANOOGA GLASS CO. (Joe G. Venable) Chattanooga 10, Tenn. _ CHAUMEIL, Frederic S.O.V.1.R.E.L, Bagneaux s/Loing (S&M) France CHEMICAL PRODUCTS CORP. (Robert C. Barrett) Box 815, Cartersville, Ga. CHEN, Paul S. K. (L) 4712 Murray Hills Dr. Chattanooga 6, Tenn. (Heavy Minerals Co.) r CHERNIACK, George B. (B) Electro Metallurgical Co. Metals Research Labs. 4625 Royal Ave., Niagara Falls, N. Y. CHESS, James S. (G) Pittsburgh Plate Glass Co. One Gateway Center, Pittsburgh. Pa. CHESTERS, John H. (F) United Steel Companies Ltd. Research & Development Dept. "Swinden Laboratories," Moorgate Rotherham, Yorks, England CHICAGO POTTERY CO. (J. S. Clifford) 1920 Clybourn Ave. Chicago 14, I1L CHICAGO VITREOUS CORP. (Allred S. Ault) 1425 S. 55th Ct, Cicero 50, 111. CH1LCOTE, Joseph H. (R) 1907 16th St., N., Arlington 1, Va. (Bureau of Ships, Navy Dept.) CHILD, Henry C. Wm. Jessop & Sons Ltd. Research Labs., Whiston Grange Rotherham, Yorks, England CHILD, James L* Jr. (S) Hancock Brick & Tile Co., Box 450 Findlay, Ohio CHILDS, Clayton G. (B) 2257 N. York St, Owensboro, Ky. (General Electric Co.) CHILDS, Edwin E., Jr. (El) 1604 Greenspring Dr., Lutherville, Md. (Martin Co.) CHILDS, Gary D. (EJI) 126 Wilson Dr., Columbus, Ga. (U. S. Army) CHIN, Txe-Ching Argilas Minerios Industrials "Aremina" S. A. Caixa Postal 6454, Sao Paulo. Brazil CHIOCHETTI, Vincent E. J. (G) 43 Monroe St, Honeoye Falls, N. Y. (Bausch & Lomb Optical Co.) CHISHOLM, BOYD ft WHITE CO. (Robert A. Ebersole) 610 W. 57th St. Chicago 21, 111. CHISHOLM. Harry E. (R) 233 Brayton St., Fremont, Calif. (Westvaco Mineral Products Div. Food Machinery ft Chemical Corp.) CHORMANN, O. I. (E) 195 Gregory Hill Rd. Rochester 20, N. Y. CHOTHIA, Boman S. Wadia Bldg., 137 Queen's Rd. Bombay, India (British Hartford Fairmont Ltd.) CHOW, Donald 364 SM-2-A, Men's Residence Halls Champaign, III. CHRISTENSEN, Carl J. (B) University of Utah - Salt Lake City 1, Utah CHRISTENSEN, Chr. Royal Copenhagen Porcelain Manufactory ft The Faience Manufactory Aluminia Smallegade 45, Copenhagen F-, Denmark CHRISTIE, .Leonard D.. jr. (R) 38'West End Ave. : Old. Greenwich, Conn. '' - (Babcock & Wilcox Co.) CHRISTMAN. Brian B. (W) 48 Norris Ave., Metuchen, N. J. (Richmond Plumbing Fixtures Div. , Rheem Mfg. Co.) CHRISTMAN, C. E. (E) Federal Enameling & Stamping Co. Pittsburgh, Pa. CHRISTMAN, H. M. (RI) , 1514- Llth St., N.E., Massillon, Ohio .. .' (Massillon 'Reltactorits Qo.) ..' CHRISTOPHER, A. B. (S) . Chambers 'Bros. Co., 52 & Media Philadelphia 31, Pa. CHU. Gordon P. K. (E) Pfaudler-Permutit, Inc. Research Lab. 1000 West Ave., Rochester 3, N. Y. CHUN. Lee 11 Magnolia Rd., Yau Yat Chuen Kowloon, Hong Kong (King Sing Ceramic Works) CHUTTER, George A. (L) Middle Haddam Rd., Portland, Conn. CIA. MEXICANA DE REFRACTARIOS A. P. GREEN, S. A. (H. Fetter) Apartado Postal 71 Bis, Mexico, D. F. CICHOWSKI. V. J. (E) Fusite Corp., 6000 Fernview Ave. Cincinnati 13, Ohio CINCINNATI MILLING PRODUCTS DIV., CINCINNATI MILLING MACHINE CO. (Philip O. Geier, Jr.) 4701 Marburg Ave., Cincinnati 9, Ohio CLAPPER, Gean P. Tabor. Iowa CLARE. Robert L. (MFI) 212 Rector St., Perth Amboy, N. J. CLARK, Alec W. Beatson, Clark ft Co., Ltd. Rotherham, York, England CLARK, Arthur R. (B) Box 352, Far Hills, N. J. (Foxlyn Laboratories) CLARK. C. Burton (BF) 1766 Meadowcrest Dr. Pittsburgh 28. Pa. (Harbison-Walker Refractories Co.) CLARK. Horace N. (R) Refractory ft Insulation Corp. 120 Wall St., New York 5. N. Y. CLARK. James L. (S) 150 Yates St, Denver. Colo. (Robinson Brick ft Tile Co.) CLARK, John D. (XFI) Foote Mineral Co., 18 W. Chelten Ave. Philadelphia 44. Pa. CLARK, Paul M. (S) Chattahoochee Brick Co. Chattahoochee, Ga. CLARK, Paul W. Brown-Firth Research Labs. Princess St., Sheffield 4, England CLARK, Richard E. (MI) 4104 Dunhaven Rd., Dallas 20, Texas (R. T. Vanderbilt Co., Inc.) CLARK, Richard U. (R) 4 Orchard Dr., West Acton, Mass. (Lundey Associates, Inc.) CLARK, W. D., Jr. (R) A. P. Green Fire Brick Co. 1018 E. Breckenridgc St Mexico. Mo. CLARKE, Ford K. (G) Philco Corp., Lansdale Tube Co. Div. Church Rd., Lansdale, Pa. CLAUS, Karl M. (W) V. Mosaic Tile Co., Research Div. Linden Ave., Zanesville, Ohio CLAY, Wilfred (El) 14 Post Lane, Levittown, Pa. . (Kaiser Metal Products) CLAYBURN-HARBISON LTD. (R. M. Hungerford) 850 W. Hastings St. Vancouver 9, B. C, Canada CLAYCRAFT CO. (Phillip W- Tefft) . . Box 866, Qplnmbns.16, Ohio CLAYPOOLE, Stewart A; (G). R.R, 2, Painted Post N. Y. : (Corning Glass Works) - CLEEK, Given W. (G) National Bureau of Standards Washington 25, D. C. CLEMENS. August, Jr. (M) 205 E. Gittings Ave* Baltimore 12, Md. (Arcrods Corp.) CLEMENS, Eugene C. (SFI) Cannelton- Sewer Pipe Co. ; Canhelton,. Ind. CLEVELAND; George B. <B) California Div. of Mines 217 W. First St. Los Angeles 12, Calif. CLEVELAND MUSEUM OF ART (William M. Milliken) 11150 East Blvd., Cleveland 6, Ohio CLEVELAND. Theodore K. (G) Philadelphia Quartz Co. of California Seventh & Grayson Sts. Berkeley 10, Calif. CLEVENGER, Thomas R. Massachusetts Institute of Tech. Rm. 20-C-001, Cambridge, Mass. CLEVER, William R. (G) 401 N. Elm St., Lincoln, 111. (Pittsburgh Plate Glass Co.) CLEVERLY. Robert B. (WI) Mosaic Tile Co. Research ft Development Div. Zanesville, Ohio CLEWS, Francis H. British Ceramic Research Assn. Mellor Laboratories, Shelton Stoke-on-Trent, England CLIFFORD, J. S. (W) Chicago Pottery Co. 1920 Clybourn Ave* Chicago 14, III. CLINE, Carl F. (B) Carborundum Co. Niagara Falls, N. Y. CLINE, I. R. (S) Western Brick Co. Box 591, Danville, I1L CLINE, Robert W. (WI) 263 N. Main St, Manteca, Calif. (Syracuse China Corp.) CLIPPER DIAMOND TOOL CO* INC (Joseph Klipper) 345 Hudson St. New York 14. N. Y. CLOSE, Paul (G) Owens-Illinois Box 1035-6, Toledo 1, Ohio CLOUD, James B. 1010 S. Oak St, Champaign. I1L Vou 37, No. 10 (1958) Roster 17 m m: 33 ir m y *v: & ":h. M y ;:~ ! r.;<1 - '-Z v' k: IP ,V|| Philip )' (H) Research Co^p- 'iM ^UMiorial Dr.; Cambridge 42, Mm. ' ?uE- J- (D ^Ajtre* Ceramic Carp, w Jjil CaUwro" Are. Cfcsttanooga 1. T*ml' >*' tjr Qarcncc G. (L) ^iOJ Sheraton Dr., Parma 34, Ohio ' (Ocrite Research Center) 0o,, Box 935, Austin 65, Texas 'IJlE Robert L. (B) CB/>oen] Electric Research Lb. 9^088, Schenectady, K. Y. ^^ciXOlA CO. vf^srvin 0- Wheeler) W. Engineering Dept. nrswer 1734, Atlanta 1, Ga. lf,c Darrell L. (B) Champ'00 Spark Plug Co. Ceramic Div. *525 Butler Ave., Detroit 11, Mich. rt)EN. Bernard (W) ^ Vl oodbridge Sanitary Pottery Corp. cno Green St, Woodbridge. X. J. -nFFEEN, William W. (LFI) 1024. Boulevard, Westfield, X. J. - fHetal 4 Thermit Cotp.) . ' (Alfred University) J0GEN, Saul (S) Dsridson. Bnck Co. 4701 E. Floral Dr. Los Angeles 49, Calif. coghill. h. T. (X) 2028 Collingswood Rd. ' Coluffibu 21t Ohio (Carborundum Co.) COHEN, Aaron (S) Box 405, Willamiria, Ore. (Willamina Clay Products) COHEN, Alvin J. (G) Mellon Institute, 4400 Fifth Ave. . Pittsburgh 13, Pa. COHEN, Arthur E. (G) CF.I. Corp. Cottage PI., Mineola, N. Y: COHEN, Bernard (G) 130 Spruce Wood Circle ` ' Geneva, N. Y. (Sylvania Electric Products, Inc.) COIN, R. H. (E) bgram-Richardson, Inc. Jefferson Rd., Frankfort Ind. COLBURN, Steven C. 332 Berwick Blvd., Waukegan, IU. COLE. David L. (BI) Carol Rd., Boxford, Mass. (Sylvania Electric Products, Inc.) COLE, G. Percy (G) Dominion Glass Co., Ltd. Box 190, Montreal, Que, Canada COLE. Harold R. (R) National Carbon Co. Town St, Fostoria, Ohio COLE, Michael Box 33, Ceres, N. Y. COLE. Sandford S. (BF11 Titanium Division, National Lead Co. Research Dept-. Box 58 South Amboy, N. J. COLE, Sandford S,, Jr. (LI) Sperry Gyroscope Co. Electronic Tube Div. _ G*t Neck, L. I., N. Y. COLEMAN, Caruthers A. (S) Big Ron Coal 4 Clay Co. 133 N. Limestone St., Lexington, Ky. COLEMAN. J. C. (G) 1161 Brandon Ri Columbus 21, Ohio (Kimble Glass Co.) COLEMAN. John M. (L) Radiation. Research Corp. 1114 First Ave., New York 21, N. Y. !MAN. Robert L. (SI) . *0631 Greenwood. Olympia Fields, III. (Chicago Brick Co.) COLEMAN, Ronald C. 11 West St, Hornell, N. Y. COLL1GAN, George A. (B) University of Michigan Dept, of Chem. & Met. Engr. Ann Arbor, Mich. COLLINS, Frank P. (G) Liberty Glass Co. Collins Bldg., Sapulpa, Okla. COLLINS, Paul F. (WI) Austenal, Inc. 7001 S. Chicago Ave., Chicago 37, 111. COLLINS, William G. (Bl) Johns-Manville Corp., Waukegan, III. COLONIAL INSULATOR CO. (R. W. Hemphill, Jr.) 945 Grant St., Akron 11, Ohio COLOSKY, Benjamin P. (R) 322 Ridgdale Rd., Louisville, Ky. (Corhart Refractories Co.) COLUMBIA FIRE BRICK CO. 612 First National Bank Bldg. Canton 2, Ohio COLUMBIA-SOUTHERN CHEMICAL CORP. (R. W. Millerl One Gateway Center, Pittsburgh 22, Pa. COMBS, Will (R) . 4502,Rambo Lane, Toledo, Ohio (Mexico Refractorifs.. Co.) COMBUSTION ENGINEERING, INC. RAYMOND DIV, (A. R. Jenny) 1315 N. Branch St, Chicago 22, 111. COMEFORO, J. E. (L) Frenchtown Porcelain Co. Frenchtown, N. J. 'COMER, Richard L. (L) 6371 Springdale Blvd. Grand Blanc, Mich. (A C Spark Plug Div. General Motors Corp.) Commercial decal, inc. (Alfred Duhrssen) Box 759 East Liverpool, Ohio COMMERCIALORES, INC (Albert R. Eckel) ' Box 98, Clover, S. C.' COMMONS. Charles H, Jr. (WFI) Forest I-anc, R. R. 2, Malvern, Pa. (Foote Mineral Co.) COMPAGNUCCI, Julius P. (W) 118 Kent St, Trenton, N. J. (Bay Ridge Specialty Co.) COMPANHIA PAULISTA DE MINERACAO (Eduardo C. Simonsen) Caixa Postal 3.008, Sao Paulo, Brazil CONARD, John B. fS) 600 Hawthorne Lane, Mansfield, Ohio (Richland Shale Brick Co.) CONDON. Edward U. (G) 6604 Waterman Ave, St Louis 5, Mo. (Consultant) CONE, Carroll (G) 1387 Virginia Ave, Columbus 12. Ohio (E. I. du Pont de Nemours 4 Co.) CONN, Willi' M. (G) 6312 Indiana Ave. Kansas City 30, Mo. (Consultant) CONNELLY. Daniel S. (R) 2801 N. Park Blvd. Cleveland Heights 18. Ohio (American Ship Building Co.) CONNOR. Joseph M. 82 Elizabeth St, Hornell, N. Y. CONOVER. Ray C. (RI) Gladding, McBean 4 Co. 1006 Alcaide Way, Glendale 7, Calif. CONRAD, Charles E,, Jr. (G) Ford Motor Co, Glass Div. Box 1355, Nashville, Tenn. CONRAD, Keith (G) Owens-Illinois Box 1019, Oakland 4, Calif. CONROE, Barden A. (G) 93 Gorton St, Corning, N. Y. (Corning Glass Works) 37, No. 10 (1958) CONSOLIDATED FELDSPAR DEPT. INTERNATIONAL MINERALS 4 CHEMICAL CORP. (William K. Burriss) Old Orchard Rd, Skokie, 111. CONSOLIDATED GLASS WORKS, LTD. (I. Donen) Box 562 Gertniston, Transvaal, South Africa CONSUMERS GLASS CO, LTD. (John N. Jordan) Box 456, Station B Montreal, Que, Canada CONTARDI, William A. (LI) 206 Highland Ave, Metuchen, N. J. (General Instrument Corp.) CONTINENTAL CAN CO, INC. HAZEL-ATLAS GLASS DIV. (William R. Prindle) 15th & Jacob Sts, Wheeling, W. Va. COOK. A. W. Hargreaves Mill Ltd, Botteslow St. Hanley, Stoke-on-Trent, England COOK, Eugene M. (G) . 509 Broadiawn Terrace, Vineland, N. J. (Kimble Glass Co.) COOK, Herman L. (EF) 1555 Beardsley Ave., Muskegon, Mich. (Norge Div, Borg-Warner Corp.) COOK, Louis S. . 4085 Highland Dr.- Salt Lake. Ctty.' 7,:UtaIi ; COOK, Mauric^D. ......... 4071 Highland Dr. Salt Lake Ci'ty, Utah COOK, Ralph L. (LFI) 204 Ceramics Bldg. University of Illinois, Urbana, 111. COOK, W. Howard (R) Box 131, Norris, Tenn, (Oak Ridge National Lab.) COOK, William R, Jr. (L) Clevite Research Center .540 E. (05th St,.Cleveland 8, Ohio COOKE, Charles C. (G) 2858 S. 109th St, Toledo 11, Ohio (Owens-Illinois) COOKE, David C. (WI) 404 Strawbridge Ave, Westmont, N. J. (Universal-Rundle Corp.) COOKE, William C. (GI) Blue Ridge Glass Div. American-Saint Gobain Corp. Kingsport, Tenn. COOMBS, W. M. (G) Owens-Illinois Bridgeton Plant No. 14, Bridgeton. N. J. COOPER, Alfred R. (I) 45 Orchard St, Jamaica Plain, Mass. COOPER. George I. (L) 1329 E. Vernon Rd. Philadelphia 50, Pa. (U. S. Army Signal Corps Supply Agency) COOPER, Joseph E. (JG) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. COOPER, Roger C. (E) Fusite Corp, 6000 Fernview Ave. Cincinnati 13, Ohio COOPER, Samuel A, Jr. 409 X Scott Ave, Greensboro, N. C COOPER, William G. (M) 6912 Stadium Dr, Brecksville, Ohio (Ferro Corp.) COOPERSTEIN, Raymond (B) 8798 Eldora Dr, Cincinnati 36, Ohio (General Electric Co.) COORS, Joseph (L) Coors Porcelain Co. 600 Ninth St, Golden, Colo. COORS PORCELAIN CO. (Joseph Coors) 600 Ninth St, Golden, Colo. COPELAND. R. Spencer C. W. T. Copeland & Sons Ltd. Spode Works Stoke-on-Trent, Staffs, England COPP, Albert N. 1900 Tower Rd, Rolla, Mo. Roster 19 [ i `I rOR'AH. Donald E. u Box 226, Alfred, N. Y. CORBAN* Wilbur H. (W) 3198 Dresden Rd, Zanesville, Ohio (Ceramic Supply Co.) CORBMAN, Mitchell (S) New Jersey Shale Bride & Tile Corp. Box 249, Somerville, N. J. CORBMAN, Morris* (S) New Jersey Shale Brick A Tile Corp. Box 249, Somerville, N. J. CORDES, John E. (Ml) 4818 Paseo de las Tortuga* Torrance, Calif. CORHART REFRACTORIES CO, INC (Frederick S. Thompson) 940 Commonwealth Bldg. Louisville 2, Ky. CORNING GLASS WORKS (Howard R. Lillie) Coming, N. Y. CORNISH, Frank L. (G) Coming Glass Works, Charleroi, Pa. CORNWELL, George L. (B) 171 Eiseman, Kenmore 17, N. Y. (Exolon Co.) CORP, Pad M. (E) Alliance Ware, Inc., Alliance, Ohio CORRADA, Marco A. (G) ' Puerto Rico Glass Corp. Box 4272, San Juan,-Puerto Rico CORSON, Robert (G) 1.120 E. Third St, Ottawa, Ohio ' (Sylvania Electric Products, Inc.)' CORWIN, Rudolph E. (L) Applied Physics Laboratory 1013 E. 40th St, Seattle 5, Wash. COSOLITO, Bart G. (RJ) 62 Sagamore Hill Dr. . Port Washington, N. Y. (Grumman Aircraft Engineering Corp) COSTELLO, R. E. (W) Zeller Corp. COUCH. Albert H. (RFI) Fort Wayne Rd, Defiance, Ohio COTTON. Nigel Elijah Cotton Ltd. Nelson Pottery, Hanley Stoke-on-Trent, Stafford, England , Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio COUGHANOUR. L. W. (L) 4094 Ben Lomond Dr, Palo Alto, Calif. (General Electric Microwave Lab.) COULTER. William G. (M) 4824 Meadowlane N. W, Canton, Ohio (Pernco Corp.) COUNTS. William E. (L) 1422 W. Home Ave, Flint, Mich. (A C Spark Plug Div. General Motors Corp.) COURI, Richard A. (G) Box 87, South Woodstock, Conn. (American Optical Co.) COURT. G. Robert (E) 936 Hawthorne Ln, Kankakee, 111. (A. O. Smith Corp.) COURTNEY, Scott J. (M) B. F. Drakenfeld & Co. 45-47 Park PI.. New York 7, N. Y. COURTRIGHT, Edward L, Jr. Box 2552, Georgia Tech. Sta. Atlanta 13, Ga. COUTANT, Edward R. (G) General Electric Co, 1285 Boston Ave. Bridgeport 2, Conn. COVAN, H. E. (M) R. R. 3, Box 10, Bryan, Texas (Orton Foundation) COWAN, J. G. "Rosdands," BHlington Haughton, Staff, England (Universal Grinding Wheel Co.) COWAN, Robert E. (BJ) 3806 Gold St, Apt. 12 Los Alamos, N. M. (Los Alamos Scientific Lab.) COWELL. J. Robert. Jr. <G> Woodrillc Lime Products Co. 2140 Jefferson Ave, Toledo 2, Ohio Vol. 37, No. 10 (1958) COWLES. Robert J. (L) CRESS, William C. (RI) Quality Components, Inc. St. Marys, Pa. Ochs Brick & Tile Co. Springfield, Minn. COWLES, Roderick J. (B) Walworth Co. Research & Development Div. CRESSY, Morton (G) Emhart Manufacturing Co. 333 Homestead Ave. 1505 Washington St. Hartford 2, Conn. Braintree 85, Mass. CRIDER, Paul H. (E) COWLING, Kenneth W. 1971 West 51st St,` Erie, Pa. 79 Norwood Rd. (Erie Enameling Co.) Sheffield 5, England B. A. CRISTALERIAS DEL URUGUAY (Tbos. Marshall & Co, Ltd.) COX, John E. (E) (Francisco J. Gercar) Comercio 1491 Montevideo, Uruguay Mellon Institute CROCKETT, William E. (X) 4400 Fifth Ave, Pittsburgh 13, Pa. 1215 N. Arlington Ave. COX, John J. Indianapolis, lnd. 4515 21st Ave, N.E, Seattle 5, Wash. (Sales Engineer) COX, Paul E. (SF) CRONINGER, George J. (M) 520 Canal St, Baton Rouge 2, La. (Louisiana Geological Survey) A. J. Wahl, Inc, 8 Central Ave. Brocton, N. Y. COX, Samuel F. (G) CROOK, Charles Edmund (W) 1722 Alcoa Dr, Arnold, Pa. Los Angeles Chemical Co. (Pittsburgh Plate Glass Co.) 4545 Ardine St, South Gate, Calif. COX, Shaun M. CROOKSTON, James A. (RI) Normanhurst, Westoe Village 1224 E. Jackson St, Mexico, Mo. South Shields, Durham, England (A. P. Green Fire Brick Co.) COY, John Joel (E) CROOM, Henry C. (SJI) 1689 Victoria Park Ave, Apt 410 - Scarborough, .Opt., Canada 22 Morris PI, Oceanport, N. J. (U. S. Army) ' (Frigidaire. Products 'Of Canada, Ltd.) - - CROSBY, Donald P. -(RI) : . COZAD, John O. (Gj . Demuth Glass Works, Inc. Harbison-Waflcer ` Refractories Co.Fulton, Mo Box 629, Parkersburg, W. Va. CROSKEY, Carl D. (W) CRAFT. R. S. (R) 208 Rollingdale Rd. Findlay Clay Products Co. Washington. Pa. CRAIG, Bruce G. (E) .. 4520 N. 148th, Milwaukee, Wise. (A. O. Smith Corp.) CRAIG. David M, Jr. (G) Pittsburgh- Plate Glass Co. One Gateway Center. Pittsburgh 22, Pa. CRAIG, Jamei W. (RF) Canadian Refractories. Ltd. 540 Canada Cement Bldg. Montreal 2; Que, Canada CRAIN. Harold H, Jr. (MJ) 221 Skyport Dr, Dravosburg, Pa. (Westinghouse Electric Corp.) CRAMER. W. E. (WFI) Industrial Ceramic Products, Inc. 965 W. Fifth Ave, Coiambus 8, Ohio Catonsviile 28, Md. (Insulator Dept. General Electric Co.) CROSLIN, John D. 7401 N. Lamar, Austin 5, Texas CROSS, A. H. B. J & J Dyson Ltd, Griffs Works Stannington, Nr. Sheffield, England CROSS, Owen H. (S) Swindell-Dressler Corp. Box 1888, Pittsburgh 38, Pa. CROSSLEY MACHINE CO. 301 Monmouth St, Trenton 9, N. J. CROSSLEY, Robert H. (W) St. Joseph Lead Co. 250 Park Ave., New York 17, N. Y. CROUCH, Lester A. Georgia Institute of Technology Box 270, Atlanta, Ga. CRANDALL, Eugene R. (RI) CROUCH, Richard L. (S) 258 Gnlf St, Milford, Conn. Box 287, Blue Ridge Summit, Pa. (American Refractories & (Funkhonser Co.) Crucible Co.) CROWE, Samuel H,, Jr. (G) CRANDALL, James R. (EFI) 416 Mississippi Ave, Crystal City, Mo. 4514 Chestnut St, Bethesda 14, Md. (Pittsburgh Plate Glass Co.) (National Bureau of Standards) CROWLEY, Henry L. (L) CRANDALL, William B. (RFI) Box 707, Alfred, N. Y. (State University of New York 36S Forest Rd, South Orange, N. J. (Crowley Div, Aerovox Corp.) CROWLEY, Michkel S. (I) College of Ceramics, at Alfred Univ.) Pennsylvania State University CRANDON, A. S. (G) American-Saint Gobain Corp. 2000 Farmers Bank Bldg. Dept, of Geophysics & Geochemistry 223 Mineral Sci. Bldg. University Park, Pa. Pittsburgh 22, Pa. CRANE CO, CHATTANOOGA DIV. (W. M. Hamilton) 33rd and Alton Park Blvd. Chattanooga 1. Tenn. CRAVEN. Henry E. (R) Davison Chemical Co. Div. of W. R. Grace & Co, Box 885 Lake Charles, La. CRUIKSHANK, C. L. (X) Great Lakes Foundry Sand Co. 1217 Francis Palms Bldg. Detroit 1, Mich. CULLER. Vaughn E. (G) Coming Glass Works, Corning, N. Y. CULLEY, Paul Pole Bridge Rd, (feneseo, N. Y. CULVER, Richard L. ' CRAWFORD, George E. (WFI) Delhi Stage, Oneonta, N. Y. 221 Sumner Ave, New Castle, Pa. CUMMINGS, J. M. (M) (Universal-Rundle Corp.) British Columbia Cement Co, Ltd. CRAWFORD. J. C, Jr. (R) Johns-Manville Sales Corp. B. C. Cement Bldg. Victoria, B. C, Canada 22 E. 40th St, New York 16, N. Y. CUMMINS. Arthur B. (B) CRAWFORD. J. L. (RFI) 3854 Foothill Rd. Morning Glory Rd, Bound Brook. N. J. (Johns-Manville Corp.) '^ r Santa Barbara, Calif. CUMMINS, Robert K. (G)! CRESON, Walter F. (R) General Electric Co. Babcock & Wilcox Co. 1040 National City Bank Bldg. Willoughby Quartz Plant Campbell Rd. & Euclid Ave. Cleveland 14, Ohio WillougAh\by.JOhio Roster 21 nJFFE,J. A-CS) Northwest Ceramics Ltd. -J06 Oo'APP*11' B,d8^Edmonton, Alta., Canada .^INGHAM. Eugene E. (G). 0ens-Corning Fibcrglas Corp. naVis Bldg., Toledo 1, Ohio -jjjjlNGHAM, James A. (S) Adams Clay Products Co. Box 32, Martinsville, lnd. UNINGHAM, Robert J. (G) jark Ave., R.R. 5, Newark, Ohio .. (Anchor Hocking Glass Corp.) IRCIO, Anthony L. (LI) : 21 Church St., Bound Brook, N. J. ; (Radio Corp. of America) rtTRCIO, Vincent M., Jr. `V- jdeal-Standard, S. A. Rua Marconi 53-10*, Sao Paulo, Brazil %RL. J3'Ph H.- <G) Qwens-Corning Fibcrglas Corp. Toledo, Ohio VuRRAN. EDWARD cu engineering, ltd. t. (Terence P. Nealon), Cardiff, Wales ^rURRAN, Martin T. Box 562, Alfred, N. Y. ' VuRRAN, Robert (RI) . 75-08 35th Ave.. Jackson Heights 72, N. Y. ' (Plibrico Co.) :^fJRRIE> Thomas E. (E) Box 33, Berwyn, Pa. I'S (Foote Mineral Co.) 'cURRY. William J., Jr. (R) Hiram Swank's Sons, Box 630 Johnstown, Pa. ^flJRTIS. Carl E. (RFI) R- R- 3, Kingston, Tenn. (Union Carbide Nuclear Corp.) CURTIS. Mi,es E. (E) 301 Brunswick Rd., Louisville 7, Ky. '"v (Ferro Corp.) CURTIS. William H., Jr. (EJ) 108 Olan Dr., Glen Bumie, Md. . (Pemco Corp.) CURTS. R. M. (G) American Potash & Chemical Corp. 99 Park Ave., New York, N. Y. CUSICK. Charles S. (G) * Pittsburgh Plate Glass Co. Wks. 4, Ford City. Pa. CUTHILL. John R. (E) 1'-, National Bureau of Standards Metallurgy Div. 8.2 .Washington 25, D. C CUTLER. Ivan B. (B) 220 Mines Bldg.. University of Utah Salt Lake City 12, Utah CZECHOSLOVAK SCIENTIFICTECHNICAL SOCIETY FOR THE SILICATE INDUSTRY (R. Barta) Prikopy 29 Prague 1, Czechoslovakia If. *D ^ADRIAN, Vincent L. D. (G) Mississippi Valley Research Lab., Inc. . . 901 S. 18th St., St. Louis 3, Mo. DAGER, Probert W. (MFI) 5628 Grecnbush. Van Nuys, Calif. (H. C. Spinks Clay Co.) DAGGETT, George, Jr. i Box 824, Alfred, N. Y. JJAHLSTROM. Roy (X) National Lead Co. HI Broadway, New York 6, N. Y. Pale. Alfred j. (W) "Contek" 3975 Cedar Hill Cross Rd. Victoria. B. C., Canada daley. frank s. (M) Godfrey L. Cabot. Inc. 46 Bayard St., Box 828 New Brunswick, N. J.* gALTON. Robert H. (G) | 234 Delevan Ave- Corning, N. Y. s (Corning Glass World) r9L. 37, No. 10 (1958) DALY, Howard J.. Jr. (RI) Norton Co. 5805 Lincoln Ave., Detroit'8, Mich. DALY, Robert A. Box 1127, Alfred, N. Y. D VMERELL, Arthur G. H. Wilkinson Sword Ltd. Poyle Mill Works Colnbrook, Bucks, England DANIELSON. R. R. (EFI) 120 Richmond Terrace, Rahway, N. J. (Metal & Thermit Corp.) DANKS, William H. (G) 216 Mississippi Ave., Crystal City, Mo. (Pittsburgh Plate Glass Co.) DARNELL, Harmon C. (S) Murray Tile Co., Inc., Cloverport, Ky. DARRAH, W. A. (E) 901 N. Oak Park Blvd., Oak Park, 111 (Continental Industrial Engineers, Inc.) DAS GUPTA, A. K. (L) Allen-Bradley Co. 136 W. Greenfield Ave. Milwaukee 4, Wise. DAUMKE, Arthur H. (W) 17 W. 170 Hillside Ln,, Hinsdale, 111. (Harshaw Chemical Co.) DAUWALTER, A. C. (S) . W. S. Dickey Clay Mfg. Co. 607 Commerce Trust Bldg. Kansas City 6, Mo. DAVENPORT. Warren H. (R) S3 Paine St., Worcester 5, Mass. (Norton Co.) DAVEY, Earl R. (W) Canadian Ohio Brass Co., Ltd. *. -Niagara Falls, Ont- Canada DAVEY & MOORE LTD. (K. A. Murdoch) Lockfield Ave. Brimsdown, Enfield Middlesex, England DAVIDSON. E. O. (M) Trinity Ceramic Supply, Inc. 100 Howell St, Dallas, Texas DAVIDSON, Robert W. (R) North American Refractories Co. Curwenayille, Pa. DAVIES, Chester A. (WI) Park Lake Ave- Titusville, N. J. (American Radiator ft Standard Sanitary Corp.) DAVIES, Edward G. (G) Dominion Glass Co., Ltd. Wallaceburg, Out- Canada DAVIES, Louis F. (M) Carborundum Co., Globar Div. 2626 Malt Ave., Los Angeles 22, Calif. DAVIES. Ray, Jr. (R) General Refractories Co. 681 Market St. San Francisco S, Calif. DAVIES, Thomas H. (G) Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. DAVILA, A. E. Fernandez Londres 1122 Longchamps--FNGR, Argentina (Ferro Enamel S. A.) DAVIS. Clarke P. (W) 82 Broad St., Danielson, Conn. (American--Standard) DAVIS, Earl K. (G) Rausch ft Lomb Optical Co. Rochester, N. Y. DAVIS FIRE BRICK CO. Oak Hill, Ohio DAVIS. Harry E. (WFI) Universal Potteries, Inc. Cambridge, Ohio DAVIS. H. M. (E) Pennsylvania State University Mineral Industries Bldg. University Park, Pa. DAVIS. Jack C. (E) Louis Allis Co. 427 E. Stewart St., Milwaukee 1, Wise. DAVIS, James K. (L) 144 High Rd., Corning, N. Y. (Corning Glass Works) DAVIS, James T. Box 5332, Georgia Tech Sta. Atlanta 13, Ga. DAVIS, John A., Sr. (W) Sentry Sanitary Corp. Box 427, Mannington, W. Va. DAVIS, Lyman H., Ill 127 Martha PI., Hamburg, X. Y. DAVIS, M. Paul, Jr. 30 Dixie Dr., Raleigh, N. C. DAVIS, N. B. (M) 77 Metcalfe St., Rm. 1004 Ottawa 4, Ont., Canada (Quebec Metallurgical Industries Ltd.) DAVIS, Richard P. 2118 Eighth Ave., Altoona, Pa. DAVIS, Sam H., Jr. (W) Kohler Co., Spartanburg, S. C. DAVIS, Thomas M. 2S49 Bryden Rd., Columbus, Ohio DAVIS, Walter M. (R) Aluminum Co. of America 1515 Fidelity Philadelphia Trust Bldg. Philadelphia 9, Pa. DAY, Arthur L. (Honorary, G) 9113 Old Georgetown Rd. Bethesda 14, Md. DAY. Britton T. (R) American Fire Clay & Products Co. Box 157, Canfield, Ohio DAY, Charles M. (R) Valley Dolomite Corp. Room 902, 915 Olive SL St. Louis 1, Mo. DAY, Delbert E. 219 S. Sparks St., State College, Pa. DAY, Frank, Jr. (M) Corning Glass Works, Cpming, N. Y. DAY, Jack F. (WI) 2002 Woodland Ave., N. W. Canton, Ohio (United States Ceramic Tile Co.) DAY, Ralph K. (GFI) 307 W. Harrison Ave., Maumee, Ohio (Libbey-Owens-Ford Glass Fibers Co.) DAY, Robert B. (SI) 18 Lynnwood Dr., R. R. 3, Morris, 111. (Tuthill Building Material Co.) DEADWYLER, Earnest W. (RI) 2599 Glenmawr Ave. Columbus 2, Ohio (United States Army) DEAR, Paul S. (BFI) Virginia Polytechnic Institute Box 205, Blacksburg, Va. DEARBORN GLASS CO. (Joseph Falls), 6600 S. Harlem Bedford Park, P. O. Argo, 111. DE BECK. Hubert O. (M) 1700 Sunset Blvd., Apt. 7 Houston 5, Texas (Consultant) DEBENHAM. W. S. (RFI) United States Steel Corp. 525 William Penn PI. Pittsburgh 30, Pa. DE CAIN, Donald (B) 7 Shelley Ave., Valhalla, N. Y. (General Precision Lab., Inc.) DECKER, Alfred R. (M) Champion Spark Plug Co. Box 637, Cambridge, Ohio DECKER. Edgar A. (W) G. S. Robins ft Co. 126 Chouteau, St. Louis 2. Mo. DECKER. Edward L. (E) 42 Wilson St., Middletown. N. Y. (Pemco Corp.) DE COURSEY. Donald T. (E) Redfield Village, Apt. 19A-3 Metuchen, N. J. (E. I. du Pont de Nemours ft Co.) DEETH. H. R. (M) American Nepheline Ltd. 25 King St. W.. Rm. 2530 Toronto, Ont., Canada . Roster 23 clCN'AN. Charles J. (SI) 7609 Barker Ave., Reynoldsburg, Ohio iCUrcrilt Co.) etliwARK CLAY CO. V (Kciier w. Wilson) Bo* 352 p-liware, Ohio .tEEUW, Pder * Eifenberg 4 Co., Inc. Central Post Office Box 32J Tokyo. Japan c LEON, Aaron (R) gefractarios Hidalgo, S. A. ylv. Cuauhtemoc No. 142 Apdo. Postal 66 Pachuca, Hgo., Mexico ; fiELGADO, Cyril B. (G) v Jlu Class Industry 55 W. 42nd St, New York 36, N. Y. peLONG, Hennon W., Ill (G) <7 Main St, Dansville, N. Y. (Department of Public Works) nELOTT, Charles R. 78 Davenport, North Adams, Mass. nELP. Ray G. 299 Berkshire Rd, Clemson, S. C. DEJJAISON. R. J. (R) Quigley Co, Inc, 415 Madison Ave. New York 17. N. Y. DcMARIA. Vincent C. (G) 46 Riverdale Ave. Amityville, L. I, N. Y. (Fisher Scientific Co.) DEMUTH GLASS WORKS. INC ^ (Donald D. Faulkner) r Box 629, Parkersburg, W. Va. "pENES, Peter (B) 1 2934 N. Downer Ave. Milwaukee, Wise. (Allen-Bradley Co.) DENISON ENGINEERING DIV. AMERICAN BRAKE SHOE CO. (W. C. Denison), 1160 Dublin Rd. Columbus 16, Ohio 1 DENISON, George W. (SF) Ohio Clay Co, Box 1776 Cleveland 5. Ohio DENISON, John C,, Jr. (G) John C Denison 4 Son Co, Box 63 Rochester, Pa. DENISON, Norman E. (S) Ohio Clay Co, Box 1776 Cleveland S, Ohio DENISON, W. C (M) Denison Engineering Div. American Brake Shoe Co. 1160 Dublin Rd, Columbus 16, Ohio DE.YK, William J. Missouri School of Mines Kelly Hall, Rolla, Mo. DENMAN, Cedric E. (S) Great Bend Brick 4 Tile Co, Inc. Box 53, Great Bend, Kans. DENNIS. John S. (MJ) 28-Michael Dr, Trenton 9, N. J. (United Clay Mines Corp.) DENNISON, Brook J. (G) 710 Robinhood Rd, Pittsburgh 15, Pa. (Pittsburgh Plate Glass Co.) 4 PABLO, Liberto Apartado Postal 20722 Mexico 6, D. F, Mexico Dt PIOLENC, Gerard (X) Saint Gobain, Inc. 500 Fifth Ave, New York 36, N. Y. 8*PROSSE, Victor A. (El) Arthur Ave, Lakewood 7, Ohio (Ferro Corp.) REMER, John W. (RI) JOl Arizona Dr, New Kensington, Pa. (American-Saint Gobain Corp.) DERGE. Gerhard (X) Carnegie Institute of Technology Pittsburgh 13, Pa. pERINGER, W. A. (EFI) A. 0. South Corp. JS33 N. 27th St, Milwaukee 1. Wise. Joan Ramon (I) Bt 1486, Panama, Rep. of Panama (Panama Clay Product* Co, Inc.) 37, No. 10 (1958) DERR, Robert H. (W) Bestwall-Certain-Teed Sales Corp. 204 Park PI, Pittsburgh 37, Pa. DESAIX, Herbert A. (SI) 122 JeSEerscu. Park Dt. Huntington, W. Vn. (Barbouraville day Mfg. Co.) DESENNE, Claude M. (S) 505 Cote de 1'EglUe Boischatel Co. Montmorency, Que, Canada (Citadel Brick Ltd.) DETAMORE, Walter A. (S) Barium Reduction Corp. South Charleston 3, W. Va. DEURVORST. F. B. M. Het Zonnehuis, Paasbcrglaan 9 Terborg, Holland (Koninldijke Fabrieken Diepenbrock & Reigers N. V.) DEUTSCHE GLASTBCHNISCHE GESELLSCHAFT Bockenheimer Landstrasse 126 Frankfurt (Main), Germany DEUTSCHE KERAMISCHE GESELLSCHAFT Reuterstrasse 235 Bonn/Rhein, Germany DeVILBISS CO. (E. F. Frey) Phillips & Detroit Aves. Toledo 1, Ohio de VILLE, 2/Lt. Ralph W. (WI) Hq Air Materiel Command, Box 1243 Wright-Patterson AFB, Ohio DEVLIN, James F. (El) 4224 Brenau Ave, Apt 2 Dayton 9, Ohio (Pemco Corp.) DeVOE, Charles F. (RF) 38 W. Fourth St, Corning. N. Y. (Corning Glass Works) DEVRIES, Edward R. (G) Prismo Safety Corp, Huntingdon, Pa. DeVRIES, Robert C. (B) General Electric Co, Research Lab. The Knolla, Schenectady 3. N. Y. DEW, Robert J, Jr. (B) Ceram-Cbem. Research Lab. University of Tampa, Tampa, Fla. DEWEY, B. F. (W) 42 Summit St, LeRoy, N. Y. (Lapp Insulator Co.) DEWEY, John L. (R) Reynolds Metals Co. Box 191, Sheffield, Ala. de WYS, E. Christiaan (B) 85 Maple Dr, Chesterland, Ohio (Ferro Corp.) DEXHEIMER, E. C. (E) 917 Country Club Drive St. Louis 21, Mo. DEXTER, John N. 2100 Rio Grande, Austin, Texas DEYO, R. Daniel (R) 104 Dogwood, Park Forest, 111. (United States Steel Corp.) DIA, Januario D. Manila Gas Corp. 1536 Otis. Paco, Manila, Philippines DIAMOND ALKALI CO. (L. T. Welshans) Cement-Coke Div. 300 Union Commerce Bldg. Cleveland 14, Ohio DIAMOND. Grant S. (RFI) Electro Refractories 4 Abrasives Com. 344 Delaware Ave, Buffalo 2, N. Y. DIAMOND. Jacob J. (B) National Bureau of Standard* Conn. Ave. 4 Vsn Ness St, N. W. Washington 25, D. C. DIAZ, Jose J. (I) Fabrics Nscional de Loza de Penco S. A. Box 13, Penco, Chile di BENEDETTO, Bernard Box 847, Alfred. N. Y. DICK, Clarence H. (G) 1013 Gordon St, Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) DICK. William O, Jr. (G) 33 Spaulding Dr, Corning, N. Y. (Corning Glass Works) DICKAS, Charles H. (E) 1524 Sunset Rd, Chattanoop, Tenn. (Samuel Stamping 4 Fnameling Co.) DICKENS, H. A. Nilsen Porcelains (Attst.) Pty. Ltd. 221 Separation St. Northoote, Victoria, Australia DICKEY, Herbert R. (S) 26 Regent St. St. Thomas, Out, Canada (Canada Vitrified Products, Ltd.) DICKEY. John M,, Jr. (SI) Hanley Co, Summerville, Pa. DICKINSON, S. J. (R) American Smelting & Refining Co. South Plainfield, N. J. DICKSON. Terry E. 221 Vincent St, HorneU, N. Y. DIEHL, Carl W. (R) 416 Kenwick Dr, Syracuse 8, N. Y. (Electro Refractories & Abrasives Corp.) DIEHN, August F. 2122 Lincoln Way, Ames, Iowa D1ETERT, Harry W. (R) Harry W. Dietert Co. 1214 Virginia Dr, KcrrviUe, Texas DIETRICH, Waldemar F. (B) 1209 Potomac St, N. W. Washington 7, D. C (United States Bureau of Mines) DIETTERLE, Edwin W. (WI) 3834 Monteitb Dr. Los Angeles 43, Calif. (Ferro Corp.) DIETZ, Earl D. 569 Hess Rd. , Apt. D, Columbus 10, Ohio DIETZEL, Adolf Max-Planck-Institut fur Silikatforschung, Wurzburg, Germany Neunerplatz 2 DiLAZZARO, John F. 4015 34th S, Seattle 8, Wash. DILLARD, William F, Jr. (S) 2125 E. Side Court, Augusta, Ga. (Merry Bros. Brick 4 Tile Co.) DILLENDER, Richard D, Jr. (L) 8 Sunnybrook Trail Signal Mountain, Tenn. (American Lava Corp.) DILLIARD, Paul D. (GI) 1313 E. Wheeling St, Lancaster, Ohio (Anchor Hocking Glass Corp.) DILLINGHAM. Robert P. (L) 2436 Mt. Olive Lane, Bradbury, Calif. (Consolidated Electrodynamics Corp.) DILLON, C. L. (G) Latchford Glass Co, Box 71707 Los Angeles 1, Calif. DILLON. Zale (W) 540 S. Samuel Dr, Zanesville, Ohio (Mosaic Tile Co.) DINGLEDINE, H. F. (S) National Sewer Pipe Ltd. 330 Wentworth St, N. Hamilton, Ont, Canada DINGLER, Edward L,, Jr. (R) Carborundum Co. Refractories Div, Glohar Plant Box 337, Niagara Falls, N. Y. DINGWALL, Andrew (G) 588 Grove St, Upper Montclair, N. J. (Consulting Scientist) DINGWALL, Andrew G. F. (G) 588 Grove St, Upper Montclair, N. J. (Radio Corp. of America) DIPPELL, L. V. (R) 1407 Cherry Lawn Ave. Owosso, Mich. (Mid-West Abrasive Co.) DIRKSEN, A. J. (G) American Potash 4 Chemical Corp. 99 Park Ave, New York 16. N. Y. DISTILLATOR, Philip R. (W) Jackson Vitrified China Co. 2 West St, Pelham Manor 65, N. Y. Roster 25 v ` BRIDGE. Edward H. (E) ^Richmond Plumbing Fixture* Div. abetni Manufacturing Co. '20 Pennsylvania Ave., Monaca, Pa. ,xOS Anna Lane (D) pl>". u fourth St., Burlington, Iowa /OS. C. E. (B) pl aI70 Lubao Ave. u'oodland Hills, Calif. /Atomics International) iXOS Gene (R) P1' rrt'nite Mining Corp., Dillwyn, Va. __jj JOSEPH. CRUCIBLE CO. ^fW.R. WyckofI) 167 Wayne St. Jersey City J, N. J. ilOX. Rodney " *'* tlO Queens Ct., Statesville, N. C . olUGOZIMA, W. R. (WI) " Patterson Foundry & Machine Co. Ceramic Div., East Liverpool, Ohio nODD, Charle* M. (SFI) *** OcpL of Ceramic Engineering t0wa State College, Ames. Iowa doDGE. Alfred W. (G) ^Continental Can Co., Inc. Hazel-Atlas Glass Div. Boa. 911. 15th & Jacob Sts. : : Weeding, W. Va. ... boERSE^ Kenneth J. (M) f .. Syk'City Tool A'Maehine'Works 22) Seventh Ave., Hawthorne,; N. J. POLL, Charles E. (W) Mount Clemen* Pottery Co. Mount Clemens, Mich. pOMICON'E, Joseph J. (G) Coming Glass Works, Coming, N. Y, pOMIN'GUES, Louis P. (R) 6803 Belford Dr. Takoma Park 12, Md. (United States Dept, of Interior) DOMINION MINERALS DIV. RIVERTON LIME A STONE CO. (Robert C. Brand), Piney River, Va. PONAHEY. John W. (GI) Box 191, Paoli, Pa. (Foote Mineral Co.) DOKEN, I. Consolidated Glass Works, Ltd. Box S62, Genniston Transvaal, South Africa DONEY. Louis M. (BF) Mackin Lane, R. R. 20 Knoxville, Tenn. (Oak Ridge National Lab.) DONLEY, John C (El) 321 Duane St., Clyde, Ohio (Pernco Corp.) DOXLON, Robert L. (GJ) Corning Glass Works Harrodsburg, Ky. DONNENWIRTH, A. L. (RI) Carfaorundnm Co., Falconer, N. Y. DOORXWAARD, Lt. John (RJ) 1219 Snow Rd, Artillery Village Fort Sill, Okla. (U. S. Army) BORA. Joseph C. (E) 117 Oak St.. Danville, 111. (Ordnance Ammunition Command) BORAX. Robert F. (LI) C.F.J. Corp. Cottage PI.. Mineola, N. Y. BORF. Arthur L. 331 W. College Ave. State College, Pa. DORMUTH, Lawrence C. (B) Pcnnsalt Chemicals Corp. Box 4388, Chestnut Hill P. O. Philadelphia 18, Pa. 0RJC. Alvah J. (GI) 4 Oikwood Dr., Box 1S2 Coming, N. Y. (Coming Glass Works) ^RN. G. Neal (SI) 1915 Kemp Ave., Ironton, Ohio . (Carlyle Tile Co.) toRSETT. 0. A. (W) "" Porcelain Corp, Knoxville, Ten ^L. 37, No. 10 (1958) DORSEY. Baird L. (R) 300 Walnut Rd., Pittsburgh 2, Pa. (Jones A Laughlin Steel Corp.) DORSEY, John J. (LI) ?. R. Mallory A Co, Inc. 3029 E. Washington St. Indianapolis 6, IntL DOTY, Henry S. (R) Commercialores, Inc. 30 Church St,, New York 7, N. Y. DOUGHERTY, Leon A. (W) 370 North St, Sun Prairie, Wise. (Wisconsin Porcelain Co.) DOUGHERTY, W. E. (MF) 1625 Barr Ave, Pittsburgh 5, Pa. (O. Hommel Co.) DOUGLAS,' Edward A. (R) 3150 Corydon Rd. Cleveland Heights 18, Ohio (Brush Beryllium Co.) DOUGLAS, Richmond Douglas Firebrick Co, Ltd. Dairy, Ayrshire, Scotland DOUGLAS. R. W. Society of Glass Technology "Thornton," Hallam Gate Rd. Sheffield 10, England DOWDLE. Hugh :J, Jr. Box 2905; Oemson CoHege Sta. Oemson, S. C. . DQWLING, Robert F. (G) American Optical Co. 14 Mechanic St. Sonthbridge, Mats. . DOWNS. C. D. (L) Columbian Carbon Co. Mapico Color Unit 601 Cass St, Trenton 10, N. J. DOZIER, Alfred R. .13 Poe Ave, New Brunswick, N. J. DRAKE, Arthur V. (S) R. R, Blacklick, Ohio . (Claycraft Co.) DRAKE, M. Ellia (D) . , Alfred University, Alfred. N. Y. DRAKENFELD, B. F. A CO. (Scott J. Courtney) 45-47 Park PI. New York 7. N. Y. DRAKER, Harry C. (M) 38600 Courtland Dr, Willoughby, Ohio (Harshaw Chemical Co.) DRAMMENS GLASSVERK (Ragnar Tanberg) Drammen, Norway DRAPER. Peny E. (W) Mansfield Sanitary, Inc. Perrysville, Ohio DRECHSEL, Helmut E. (G) National Scientific Co. Churchville, Pa. DRESSLER, Philip (MF1) Swindell-Dressler Corp, Box 1888 Pittsburgh' 30, Pa. DREYER. Donald H. (G) T. C. Wheaton Glass Co. Third & "G" Sts, Millville, N. J. DREYFUSS, Robert G. (G) Thatcher Glass Mfg. Co, Iric. Box 265, Elmira, N. Y. DREYLING, Lewis J. (R) 229 Milttown Rd, Milltown, N. J. (Quigley Co, Inc.) DROUHARD, W. J. (WI) Mansfield Sanitary, Inc. Perrysville, Ohio DRUMMOND, Charles H. (G) 1639 Cass Rd, Maumee, Ohio (Owens-Illinois) DRUMMOND, W. Wendell (G) 4711 Winnequah Rd. Madison 4, Wise. (Bjorksten Research Lab.) DUBE, Alfred (D) 425 Uth SL, Lincoln, 111. (Stetson China Co.) DUBER, William P. (RJ) 62 E. Market St, Bethlehem, Pa. (Bethlehem Steel Co.) DUBLER, Robert H. (WI) Crane-Pacific Div, Crane Co. 330 W. Citrus St, Colton, Calif. DuBOlS, H. B. (MF1) Golding-Keene Co. 1401 New York Ave, Trenton 8, N. J. DUCKWORTH, Winston (BFI) Battelk Memorial Institute 505 King Ave, Columbus 1, Ohio DUDDING, B. P. International Commission on Glass Research Laboratories General Electric Co, Ltd. Wembley, Middlesex, England DUDERSTADT, Edward C. Missouri School oi Mines Apt. F-2, Rolla, Mo. DUE. Herbert J. (L) 11 Scoles Ave., Clifton, N. J. (St. Joseph Lead Co.) DUECKER, Heyraan C. (G) 28927 Emerson Way, Inkster, Mich. (Ford Motor Co.) DUEVEL. Charles O, Jr. (G) American Thermos Products Co. Thermos Ave, Norwich, Conn. DUEY, Robert K. (S) Box 235, Gaithersburg, Md. - . (Southern Lightweight ' '.v . Aggregate Gorp.) .. DUFF; R. D, <G) Owens-Illinois' 'v Box 1035, Toledo 1, Ohio DU FRESNE, Robert. S. (W) 3125 Fainnount, La Creacenta, Calif. (Gladding, McBean & Co.) DUGGAN. J. J. (G) Walsh Refractories Corp. 101 Ferry St, St. Louis f, Mo. DUHRSSEN, Alfred (D) Commercial Decal, Inc. Box 759, .East .Liverpool, Ohio DUKE. Edward T. (G) Nicolet Industries, Inc. Xicolet Ave, Florham Park, N. J. DUKE, John J. (L) Box 33, Saxonburg,. Pa. (Du-Co Ceramics Co.) DULBERG, Irving (RI) 254 N. Allegheny St, Bellefonte, Pa (J. H. France Refractories Co.) DULIN, F. H. (B) Champion Spark Plug Co. Ceramic Div. 8525 Butler Ave, Detroit 11, Mich. DUN BECK. Nonnan J. (R) International Minerals A Chemical Corp. Old Orchard Rd, Skokie, Ifl. DUNCAN. J. Earle (GF) Pittsburgh Plate Glass Co. Research Lab, Creighton, Pa. DUNCAN, Russell F. (B) 209 Franklin Dr, Berea, Ohio (Ferro Corp.) DUNCOMBE, George H,, Jr. (SF) 150 E. Frambes Ave, Columbus I, Ohio (Evans Brick Co.) DUN EGAN, Harry C. (L) 433 Glenhill Dr, Chattanooga 5, Tenn. (American Lava Corp.) DUNCAN. Robert H. (BI) 5365 Holiday Rd, R. R. 2 Hopkins. Minn. (Minneapolis-Honeywell Reg. Co.) DUNN, H. E. (R) Suite 206, 300 Mt. Lebanon Blvd. Pittsburgh 34, Pa. (Vanadium Corp. of America) DUNN, John P. (W) Corning Glass Works, Corning, N. Y. DUNN, L. W. (M) H. C. Spinks Clay Co, Inc. Box 1411, Trenton 7B, N. J. DUNN. Peter E. (G) Rauland Core, 4245 N. Knox Ave. Chicago 41. III. DUNNICAN, Ward G. (G) Becton, Dickinson t Co. Rutherford, N. J. Roster 27 .vtVORE. Gordon K. f* Ninth St.. Philipsburg. Pa. JuN.V.j.Jr.OFI)^ P1 Bos 785. Lynch i -j,- <* Subcock 4 Wh .o-- Co.) u d< K3MOUKS 4 CO.. ** 'Sc (John M 0Ijtn) rjeetrodionical* Dept. .minfton 98, Del. .TjtHAM. Carl T. (L) P1 Ccficral Electric Co. I^tostry Control Dept., Roanoke. Va. ..gST. WiUiatn A. (B) 01 Lynch Rd, St. Marys, Pa. (Suekpole Carbon Co.) niTTON. Stanley ^ 97 State St., Seneca Falls, N. Y. nCWEZ, Pol (B) California Inst, of Technology 1202 E. California St Pasadena, Calif. nVCK. Waller E. (G) Pittsburgh Plate Glass Co. Works #4, Ford City, Pa. DYNES.. Marvin W. (G) r'Van Dyne Quart* Works .; ' Box 148, St ChkrleSi IB,' ' OYRE, Warren T. (E) : }17 Estaugh Ave, Haddonfield, N. J. (ilutversal-Rundle Corp.) KAGLK-P1CHER CO. (D. R. Carter) American Bldg., Cincinnati I, Ohio ` tAGLES, Allen E. (BJ) 10 Maplelawn Dr., Apt. 8 Dayton,. Ohio : (U. S.' Air Force) jarL. J.'Alfred (LI) 1(21 S. El Molino St Alhambra, Calif. (Consolidated Electrodynamics Corp.) IASTER. George J. (RFI) Electro Refractories & Abrasives Corp. Willett Rd.. Buffalo 19, N. Y. LASTLY, Michal R. 521 N. 74th, Seattle 3. Wash. LATON, Lawrence E. Bo* 827, Alfred, N. Y. LAVES. W. M. (M) Cooley Clay Co., Hickory, Ky. UERSOLE, Robert A. (R) Chisholm, Boyd 4 White Co. *10 W. 57th St, Chicago 21, 111. ECK. Bernard J. (R) Griffin Wheel Co. 445 K. Sacramento Blvd. Chicago 12, IU. ECKARDT, Ronald B. 729 E. Second S., #2 Salt Lake City 2, Utah ECKEL, Albert R. (W) Commercialores, Inc. Bo* 98. Clover, S. C. KKEL, Harold A. Trinidad Clay Products, Ltd. 44. South Quay, Port of Spain Trinidad, B. W. I. tCKLEY, J. R. (W) Coxcomb Hill Rd., R. R. 2 New Kensington, Pa. (Saxonburg Ceramics) SCONOM9S. George (L) 3* White Ave. Newton Centre 59, Mass. (Massachusetts Institute of Technology) .EDGAR, Allen C. (W) *Hw^lPrJ>U5,ic K*olin Co - EAfP*. Fla "GAR, dement B. (R) ^ M-H- Detrick Co, 1607 Oliver Bldg ***TH*urgh 22, Pa. ."gar plastic kaolin co. I (Allen C Edgar) Edgar. Fla. EDLIN, Vernon (B) 600 Olympic PI, Seattle 99, Wash. (Boeing Airplane Co.) F.DSTRAND, Elmer W. (M) 5544 Bohlander Ave, Berkeley 1, 111. (Liadberg Engineering Co.) EDWARDS, F. M. (W) 5 Cartwright St, R. R. 19 East Liverpool, Ohio - (Patterson Foundry & Machine Co.) EDWARDS, J. B. (S) Reliance Clay Products, Bo* 13226 Dallas 20, Texas EDWARDS, William R. (W) 424 Balsam Dr, Davison, Mich. (A C Spark Plug Div, General Motors Corp.) EGERTON, Lawson (L) Bell Telephone Labs, Inc. Murray Hill, N. J. EHLERS, Ernest G. (B) Ohio State University Dept, of Mineralogy, Columbus, Ohio EHLERS, G. MUton (B) 4764 N. Oakland Ave. Milwaukee, Wise. (Wisconsin Pharmacal Co.) . EHMAN, Rpy G. (GFI) , 323 E. Hamilton Ave. ; ' /'State .College/Pa. (Pennsylvania State Uuiiveriity). EHRLICH, Josef (W) _ / 219 23rd, Santa Monica, Calif. (American Ceramic Products, Inc.) . EICHBAUM, Barlane R. (L) 52 Homer PI, Greenvale Farms Poughkeepsie, N. Y. (IBM Corp.) EISENBERG, Marvin (R) 2193 Grandview Ave. . -Cleveland Heights 6, Ohio EISS, Roger L. Massachusetts Institute of Technology Graduate House, Cambridge 39, Mass. E1TEL, Wilhelm (BI) , Dir. of Inst, of Silicate Research University of Toledo, Toledo 6, Ohio EKDAHL, W. Graydon (G) Johns-Manville Research Center Manville, N. J. EKEDAHL, J. Charles (R) 1006 Gardner Ave, Joliet, IIL (Illinois Clay Products Co.) EKELUND, Bror S. (B) 102 N. Orchard St, Madison 5, Wise. (Trionics Corp.) ELDER, J, C. (WI) Robertson Mfg. Co, Box 848 Trenton 5, N. J. ELDERFIELD, Raymond N. 15 Runswick Ave. Redcar, Yorks, England ELECTRIC AUTO-LITE CO, SPARK PLUG DIV. (Robert TwelU) Box 231, Fostoria, Ohio ELECTRO REFRACTORIES 4 ABRASIVES CORP. (Grant S. Diamond) 344 Delaware Ave, Buffalo 2, N. Y. ELJER CO, Enamel-Ware Div. (L. A. Bateman) Salem, Ohio ELLARD, Earle R. (RI) 344 Clinton Ave, Tiffin, Ohio (Basic, Inc.) ELLEFSON, B. S. (G) Sylvania Electric Products, Inc. 1740 Broadway, New York 19, N. .Y. ELLIOTT, Amos W. (B) Covered Wagon Ranch Cloverdale, Calif. ELLIOTT, C. Franklin (RJ) 1237 W. Fairfax Dr. Chattanooga, Tenn. (American Lava Corp.) ELLIS, Donald G. (M) West End Chemical Co. Div. Stauffer Chemical Co. 1956 Webster St, Oakland 12, Calif. V01- 37, No. 10 (1958) ELLIS, James S. Massachusetts Institute of Technology Rm. 4-051, Cambridge, Mass. ELLIS, J. Leslie (S) Box 47, Summitville, Ohio (Summitville Tiles, Inc.) ELLISON. Henry W. (G) 169 E. Third St, Corning, N. Y. (Corning Glass Works) ELLISON, R. W. (R) 1551 E. Loins Alta Dr. Altadena, Calif. (Consultant) ELMER, Jack T. (R) 1661 Foothill Park Circle Lafayette, Calif. (Kaiser Aluminum 4 Chemical Corp.) ELMER, Thomas H. (B) 219 E. High St, Painted Post, N. Y. (Corning Glass Works) ELOSUA, Bernardo (DF) Ladrillera Monterrey, S. A. Box 360, Monterrey, N. L, Mexico ELOSUA M, Bernardo (S) Ladrillera Monterrey, S. A. Box 360, Monterrey, N. L, Mexico ELSTON, Keith (LI) 117 Somerset Ave, Pittsfield, Mass. (General -Electric Co.)- ELY, WHIiam <G. (<3) . Pittsburgh Plate Glass Go. . 1 Gateway Center, Pittsburgh 22, Pa. EMANUEL, E. C. (G) Armstrong Cork Co. Research 4 Development Center Lancaster, Pa. EMHART MANUFACTURING CO. (W. H. Shorter) 333 Homestead Ave. Hartford 2, Conn. EMH1SER, Donald (R) 1105 Eighth Ave., Brackenridge, Pa. (Pittsburgh Plate Glass Co.) EMISON, M. Hetshel (G) Corning Glass Works, Corning, N. Y. EMLEY, William S. (W) W. Maitland Lane, R. R. 3 New Castle. Pa. (Shenango China, Inc.) EMMERICH, Charles W. 168 S. Main St, Wellsville, N. Y. EMMERICH. Edward P. (L) 666 Monntain Blvd, Watchung, N. J. (Glenco Corp.) EMMERICH, Liberata (G) Pennsylvania State University Mineral Industries Library University Park, Pa. EM RICH, Allen H. 750 Brookside Dr, Columbns 9, Ohio EMRICH, Barry R. (GJI) R. R. 1, Baltimore Rd. Schadel Dr, Lancaster, Ohio (Anchor Hocking Glass Corp.) EMRICH, Emerson W. (MI) R. T. Vanderbilt Laboratories East Norwalk, Conn. EMRICH. Harold W. (SI) 1560 S. Krameria, Denver, Colo. (Denver Brick & Pipe Co.) ENBERG, Christer Tegdlaboratoriet (Brick Laboratory) Drottning Kristinas vag 45 Stockholm O, Sweden ENGELHARD, CHARLES, INC (E. P. Anderson) 850 Passaic Ave., East Newark, N. J. ENGLE, Glen B. (B) Speer Carbon Co, Research Div. Packard Rd. & 47th St Niagara Falls, N. Y. ENGLERT, WUliam J. (G) 304 Vernon St, New Kensington, Pa. (Pittsburgh Plate Glass Co.) ENGLISH CHINA CLAYS SALES CORP. 6 E. 45th St, New York 17. N. Y. ENHUS. Hans Gosta AB Malardalens Tegelbruk 27 Eriksbergsgatan Stockholm 3, Sweden Rostbk 29 eNLOE, Scroop W. (M) Dillsboro, N. C. (Harris Clay Co.) cKLOE, Scroop W.. Jr. (M) Harris Day Co., Spruce Pine, N. C. cjjOCH, Charles R. (R) v 320 Spring Ln., Bridgeport, Pa. (Refractory Specialties Co.) cjvOS, W. Kenneth (GJ) Box 1392, Anderson, S. C (Owens-Corning Fiberglas Corp.) epSTElN. Edward, Jr. (R) Laclede-Christy Works Refractories Div., H. K. Porter Co. 4705 Ridgewood Ave., St. Louis, Mo. cjtARD. Edward (G) Vidrio Neutro, S. A. Prolongation Calle de la Rosa No. 9, Atzcapotzalco, D. F., Mexico rglCKSON. A. Alfred (G) 84 Pershing St., Corning, N. Y. (Corning Glass Works) ERICKSON. Allen J. (G) ; 4239 E. 74th St., Seattle 15, Wash. ' (Northwestern Glass Co.) ERIE-TECHNICAL-CERAMICS DlV. ERIE RESISTOR CORP. (Bobby L. Joyner) Box 677, State College, Pa. ERKSBERGER, Fred M. (B) Pittsburgh Plate Glass Co. Glass Research Cen'ter Box 11472, Pittsburgh 38, Pa. ERNST, Walter S. (M) 908 Wedgewood Dr. Knoxville 14, Tenn. (Volunteer Portland Cement Co.) ERNST. Walter S., jr..(X) Norton Co. One New Bond St-, Worcester, Mass. ERSLEY, Emmett J. (GJ) R. R. 1, Box 352-B 24585 Wayman St., Newhall, Calif. (Thatcher Glass Mfg. Co.) ERVIN. Guy. Jr. (B) Research Laboratory, Norton Co. Worcester,. Mass. ERWIN. Lee R. (G) 419 Tocino, Duarte, Calif. (Carrier Corp.) ERZEN, Frank C. (LI) 731 S. Greenberry Dr. . West Covina, Calif. (Consolidated Electrodynamics Corp.) ESCHENBURG. Robert L.. II Floresvillc, Texas ESCOBAR, Alfonso Reyes (E) Hojalata y Lamina, S. A. Apartado Postal 996 MonterTey, N. L- Mexico ESSELSTYN. Willard A. (G) R. R. 1, Box 104, Canonsburg, Pa. (W. A. Esselstvn & Co.) ESTES, Joseph F. (W) Haeger Potteries. Inc. 7 Maiden Lane. Dundee, 111. ETHEREDGE. Otis K. (M) Box 252. Gordon, Ga. (Southern Clays, Inc.) ETRIS, Samuel F. (R) 4 100 W. Nippon St. Philadelphia 19, Pa. (American Society for Testing Materials) EUBANK. William R. (B) 2301 Hudson Rd., St Paul 6, Minn. (Minnesota Mining & Mfg. Co.) JBANKS. Alfred G. (E) 10802 Stella Court, Kensington, Md. (National Bureau of Standards) MJSNER. George R. (R) 1025 Summitt St., McKeesport, Pa. (United States Steel Corp.) ^AXS. Charles E. (MI) 170 Kendal] Rd.. Franklin Park. N. J. (Titanium Alloy Mfg. Div. National Lead Co.) "ANS. c. L. (W) Universal Clay Products Co. Box 1631, Sandusky. Ohio EVANS, Edward J. Welsh Tinplate & Metal Stamping Co. Ltd., Box 14 Llanelly, Carmarthenshire, Wales EVANS, Isaac R. (G) Pittsburgh Plate Glass Co. Works #10, Henryetta, Okla. EVANS LEAD CORP. (Fred Leake, Jr.) Box 1467, Charleston 25, W. Va. EVANS PIPE CO. (T. J. Evans, III) Box 351, Uhrichsville, Ohio EVANS, Richard F. (W) 504 N. Orchard Rd., Syracuse 9, N. Y. (Tru-Tile, Inc.) EVANS, Ross M. (S) 604 E. Mechanic St., BrazD, Ind. (Arketex Ceramic Corp.) EVANS, T. J., Ill (S) Evans Pipe Co. Box 351, Uhrichsville, Ohio EVANS, W. Gordon Geo. L. Ashworth & Bros. Ltd. . Broad Street Works 'Hanley; Stoke-on-Trent, England ' . EVANS, William W. (SI) ' ". R. R. 4, State Rd. 340 W., Brazil, Ind. (American Vitrified Products Co.) EVERHART, J. O. (SFI) Engineering Experiment Station Ohio State University Columbus 10, Ohio EWING, Robert F. (WI) Mansfield Sanitary, Inc. Perrysville, Ohio -EXOLON CO. (Harvey J. Robillard) . .1000 E. Niagara St., Tonawanda, N. Y,,. EYERLY, George Bi (S) Malvern Brick & Tile Co., Box 415 Malvern, Ark. F FABER. William M., Sr. 1025 Fulton St., Elkhart, Ind. FABIANIC, W. L. (RFI) Laclede-Christy Works Refractories Div., H. K. Porter Co. 4705 Ridgewood Ave., St. Louis, Mo. FABRICA de LADRILLOS INDUSTRIALS!!, y REFRACTARIOS, S. A. (Salvador Odriozola Gomez) Apartado 390, Monterrey, N. L., Mexico FABRICA de PORCELANA da VISTA ALEGRE. LDA. Gabinete e Lab. Central de Estudos Candal, Vila Nova de Gaia, Portugal FACKT. George P. (WF) 408 Paseo del Mar, Box 878 Palos Verdes Estates. Calif. (Redondo Tile Co., Ltd.) FAHNERT, Curtis E. (D) Hutchinson Hall, Apt. 4C Canonsburg, Pa. (Canonsburg Pottery Co.) FAHRENBRUCK, William O. (BI) R.R. 1, Box 95. Tiffin, Ohio (Sterling Grinding Wheel Co.) FAILMEZGER, Howard (WFI) Victor Insulators Div.. I-T-E Circuit Breaker Co. 280 Maple Ave.. Victor, N. Y. FAIN. Charles C (X) Box 924, Clemson. S. C. CClemson College) FAIRFACTS CO- (J. Ryan Smith) Fairfacts St., Trenton 8. N. J. FALCONER, Donald P. (L) 1018 Maple Ave., Evanston, 111. (Sales Engineer) FALLON, Frank J. (WI) 30 Foster Dr., Framingham. Mass. (Raytheon Manufacturing Co.) FALLS. Joseph (G) Dearborn Glass Co., 6600 S. Harlem Bedford Park. P. O. Argo, III. FALTER, Arthur H. (R) 8635 Jacob PI.. Niagara Fall*. N. Y. (Carborundum Co.) FAXDERLIK, Milota Nerudova 10 Hradec Kralove, Czechoslovakia (State Glass Research Institute) FARGO, Jarvis J. (L) 2926 Paraiso Way, La Crescents, Calif. (Gladding, McBean & Co.) FARKAS, Howard (M) United States Stonfcware Co. 60 E. 42nd St.. New York 17, N. Y. FARR, Archie E. (E) O. Hommel Co- Box 475 Pittsburgh 30, Pa. FARRAND, Rosalie S. (L) 2100 Monterey Ave. Menlo Park, Calif. (Sylvania Electric Products, Inc.) FARROW, Lewis C (E) R. R. 1, Clyde, Ohio (Whirlpool Corp.) FASOLD, G. A. (E) 7329 Bernard Ave., Cincinnati '31, Ohio (Philip Carey Mfg. Co.) FAUCHON:BAUDOT. J..B. . Ets. Pauehon-Baudot. " ''21, Ave. de Tourville, .Paris' 7, France FAULKNER, Donald D. (G) Demuth Glass Works, Inc. Box 629, Parkersburg, W. Va. FAULKNER, Karl B. (G) ---. 179 Victory Hwy., R.R. 2 Painted Post, N. Y. FAUST, Ernest H.. Jr. (RI) 58 Klarman Dr., ML Carmel, Conn. (American Refractories ft Crucible- Corp.). FAUST, .George T. (B) . V 9907 Capitol View Ave. Silver Spring, Md. (U. S. Geological Survey) FAY. Wayne X. (RFI) General Refractories Co. 707 Knox Rd., Villanova, Pa. FEAGIN, R. C. (BI) Austenal, Inc., Box 625, Dover, N. J. FEDERAL GLASS CO. (Henry H. Blau) 515 E. Innis Ave. Columbus 7, Ohio FEDERAL SEABOARD TERRA COTTA CORP. (O. E. Mathiasen) Box 301, Perth Amboy, N. J. FEDOCK, Michael P. (R) 4214 Ashwood Dr- N. W. Canton 8, Ohio (Republic Steel Corp.) FEHR, Gerald K. 2728 Lincolnway, Ames. Iowa FEIGELSON, Robert S, (BJ) 35 Bishop Dr.. Framingham, Mass. FEJERVARY, John (R) 5150 Badger Rd., Santa Rosa, Calif. (Peletz Construction Co.) FELD. Philip (RJ) 1627 W. Seventh Ave., Spokane, Wash. (U. S. Army) FELDMAN, Gail H. (GJ) 43 Villa Ct., Hempstead, N. Y. (United States Navy) FELDME1ER, Paul (G) Paul Wissmach Glass Co., Inc. Paden City, W. Va. FELKER. Ernest (W) 8408 Summer Rd., R.R.2 Nortbfield. Ohio (Ferro Corp.) FELLOWS. R. L. (EFI) 748 N. Kensington Ave.. La Grange, III. (Century Vitreous Enamel Co.) FELS, C. G. (RI) 11 DeForrest Ave. North Plainfield, N. J. (Fels Refractories, Inc.) FELTON. Ernest 990 N. Park Ave., Pomona, Calif. FENERTY, M. J. (B) Aluminum Co. of Canada Arvida. One.. Canada  itY Robert D. (LI) f^haneipolu-Honeywell voeirch Center iViibiogtoo Ave. 2>** rfSSrtRMACHR. John h\ (R) f* S. Brnrd St. ?HbUon-Wlker Refractories Co.) J&N ART GLASS CO. ^(Frank M. Fenton) u illUmstovn, W. Vt. JrON. Frank M. (G) ^Fen'oo Art Glass Co. tt'illiantftown, W va. rfVTON'. Walter M. (E) ^jjtbium Corp. of America. Inc. 1100 Title Insurance Bldg. 400 Second Ave., S. Minneapolis 1, Minn. rfVTZKE. A. Daniel (R) ,705 Holly Hill Rd., Augusta. Ga. (Babcock & Wilcox Co.) rtjLEKCE. Michael, Jr. (B) 'fori Motor Co., Scientific Lab. go* J0SJ. Dearborn, Mich. rtjtCUSON, Donald .^goxSZS.Alfred^N Y ;. rfjGUSOH, Douglas J:(!D); Pigeon Forge Pottery ' - pigeon Forge, Tenia. ertGUSON, D. Robert; III (R) 401 Vine St., East Liverpool, Ohio (Crescent Brick Co., Inc.) FIRGCSON. John A. (S) Mellon Institute 4400 Fifth Ave., Pittsburgh 13, Pa. cptGUSON, Robert L. (S) Yankee HOI Brick Mfg. Co. }2$ Stuart Bldg.,' Lincoln 8, Nebr. ' fERRARA; Anthony C. (W). ; Box 128, Landisville, N. J. (Tronex, Inc.) ' FERREIRA, Laurence E. (B) 218 Lookout View Dr., Golden, Colo. (Coon Porcelain Co.) FERRES, Daniel Vidplan S. A., Real Ho. 4415 Montevideo, Uruguay FERRIS. Harry Philip (M) 20 Birch Dr., Levittown, Pa. (Simonds Abrasive Co.) si FERRIS. James E. (G) Hooker Electrochemical Co. Kiagan Falls, N. Y. FERRO CORP. (R. A. Weaver) 4150 E. 56th St, Cleveland 5, Ohio FERRO ENGINEERING DIV. OGLEBAY NORTON CO. (Benjamin F. Anthony) Box (508, Cleveland 1, Ohio IESLER, Ray T. (W) AAA. Corp., Box 270, Gadsden, Ala. rtSSLER, A. H. (WFI) Highland Park Sta., Panama City, Fla. (A C Spark Plug Div., General Motors Corp.) UTTER. H. (R) Ga. Mexicans de Refractarioa ' A P. Green, S. A. Apartado Postal 71 Bis, Mexico, D. F. rcrrERLEY, Guy H. (R) Box 26, Qiippawa, Ont., Canada I (Norton Co.) ITTTEROLF, Fred (R) Aluminum Co. of America *1 Victory Pky., Cincinnati 8, Ohio OTTERS. Cecil R. (G) ft Gbbey-Owens-Ford Glass Co. 11701 E. Broadway, Toledo 5, Ohio M ^TZER, George W. (M) 17th Ave., Columbus 11, Ohio (George Fetzer Ceramic Supplies) ^NG. Cans A. Eit Stestgifabrik Egtraund, Norway nSERCLAS CANADA, LTD. (Joha MaeRae) Box 309 Cij>h, Out, Can.4, 37, No. 10 (1958) FIEDLER, William S. (G) Bjorksten Research Labs., Inc. Box 265, Madison 1, Wise. FIELD, Clarence (L) RAF Electronic Lab. 1335 17th Ave., Santa Cruz, Calif. ; FIELD, Theodore E. (B) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. FIELDS, Ernest, Jr. (S) W. S. Dickey Clay Mfg. Co. 922 Walnut St, Kansas City 6, Mo. FIELER, Richard J. (SJ) St. Joseph Lead Co. Box 97, Monaca, Pa. FILES. John A. (E) Box 47, Amboy, Ind. (Radio Corp. of America) FILIPPI, Charles R. (S) Illinois Brick Co. Box 206, Blue Island, 111. FILIPPI, Hugo (SF) 11406 Calumet Ave., Chicago 28, 111. (Illinois Brick Co.) FILLMORE, Charles L. (LI) Globe-Union, Inc. -900 E. Keefe Ave.,-Milwaukee 1, Wise. Findlayclay PRODUCTS GO... . ' ,(R. S. Craft, Bhx 5l7, Washington, Fa. FINLAY, G. R. (R) 2231 Waters Avc. " Niagara Falls, Ont., Canada (Norton Co.) FINLAYSON, John R. (B) . American--Standard, Foreign Div. 40 W. 40th St., New York 18, N. Y. FINNEY, Edwin L. (S) Claycraft Co.. Shawnee, Ohio FIRESTINE, Arthur G. (G) 34 Dewey Ave., Fairport,; N- Y. (Bausch- ft Lomb Optical Co.) FISCHER, Eugene A. (R) 108 Newton Ave., N. Worcester 9, Mass. (Norton Co.) flSCHER, Robert J. (L) 20 Fairway Ave. West Long Branch, N. J. (Signal Corps Engineering Labs.) FISH, E. Thomas (RI) Great Lakes Carbon Corp. 58th ft Pine Ave., Niagara Falls, N. Y. FISHER, Eugene A. (G) Electric Auto-Lite Co. Spark Ping Div., Fostoria. Ohio FISHER, Henry C. (RF) 50 Coventry Rd., Worcester 6, Mass. (Norton Co.) FISHER, Joseph R. (W) Bell Telephone Labs., Rm. 1B424 Murray Hill, N. J. FISHER. Richard G. 27 State St., Hornell, N. Y. FISHER, William V. (G) Anchor Hocking Glass Corp. Lancaster, Ohio FISHLEY, William S. (W) Sparta Ceramic Co. East Sparta. Ohio FISH-SCHURMAN CORP. (Murray Yawitz) 70 Portman Rd. New Rochelle, N. Y. FITZGERALD, Alex E. (RI) A-4 Avon Apts., Narberth, Pa. (General Refractories Co.) FITZGERALD, Joseph M.. Jr. (L) Kay Electric Co. Maple Ave., Pine Brook, N. J. FITZGERALD. J. Vincent (W) Tile Council of America, Inc. Research Center Box 326, Princeton, N. J. FITZPATRICK, William D. (R) 5127 S. Passage Dr., Pittsburgh 36, Pa. (Harbison-Walker Refractories Co.) FITZSIMMONS, Elmer S. (BI) 7400 S. Timberlane Dri Cincinnati 43, Ohio (General Electric Co.) FITZSIMMONS, Robert F. (W) R. R. I, Oakfield, N. Y. (Lapp Insulator Co., Inc.) FIX, W-Iliaa G. (M) Carborundum Co., Refractories Div. 3335 W. 47th SL, Chicago 32, UL FLANAGAN, Charles D. (B) 1152 Oak Hill Ave., Attleboro, Mass. (Spencer Thermostat Div.) FLEISCHER, Arthur (B) 38 Village Dr., Livingston, N. J. (Thomas A. Edison Industries) FLEISCHER, Donald H. Box 274, Alfred, N. Y. FLEMING. A. P. M. Metropolitan Vickers Electrical Co., Ltd. Trafford Park, Manchester 17, England FLEMING, Charles A. (El) 3613 General Bates Dr. Nashville 4, Tenn. (Pemco Corp.) FLEMING, David M. (S) 308 E. Third St., Watsontown, Pa. (Glen-Gery Shale Brick Corp.) FLEMING, Thomas T. (R) . .Frank SamucJ ft Qo, Inc. 220Q I4ncolh-Llberty Bldg.' v'; Philadelphia 7, Pa. FLEXON, John D.'(R) " 3440 Gallatin Rd., Toledo, Ohio (Owens-Illinois) FLICK, Fuiton B. (RF) Brown, Critchlow, Flick ft Peckham 1706 First National Bank Bldg. Pittsburgh 22, Pa. ' FLINT, E. P. (BI) ,Vv Arthur D. Little, Inc. -'v. 30 Memorial Dr., Cambridge 42, Maps.. FLINT. Francis C. (GFI) Box 72S,. Wheeling, W. Va. (Consultant) FLIPSE, Merle K. (RJ) Electric Auto-Lite Co. Spark Plug Div., Fostoria, Ohio FLORENCE, Jack M. (G) Kimble Glass Go. Box 1035-1036, Toledo 1. Ohio FLORIDA TILE INDUSTRIES, INC (James W. Sikes) 608 Prospect St. Box 451, Lakeland, Fla. FLU, Eldon Bruce (W) 1533 Crooks Rd., Royal Oak, Mich. (Ceramic Div. Champion Spark Ping Co). FLYNN, Paul H. (B) International Nickel Co., Inc. Bayonne Works, Bayonne, N. J. FOARD, James E. (R) Phelps Dodge Corp. Morenci Branch, Morcnci, Ariz. FOEHSE, George A. (E) 921 Lincoln Ave., Sand Springs. Okla. (Southwestern Porcelain Steel Corp.) FOGELBERG, Sven Webb's Crystal Glass Co., Ltd. Dennis Glassworks Stourbridge, England FOLKERS, Charles L. (RI) Kaiser Aluminum ft Chemical Corp. 1600 S. Main SL, Milpitas, Calif. FOLWELL, Marjorie Box 576, Alfred. N. Y. FONTANA, Eugene H. (G) Box 259, Coming, N. Y. (Coming Glass Works) FONVIELLE, Frank P,, Jr. (WI) Dentist Supply Co. of New York 500 W. College Ave., York, Pa. FOOTE MINERAL CO. (John D. Clark) 18 W. Chelten Ave. Philadelphia 44, Pa. FORAKER, Robert W. (El) Titanium Pigment Corp. 99 Hudson St, New York 13, N. Y. Roster 33 jZsES, Charles C. (G) ^tVesringhouse Electric Carp. ' goX 284, Elmira, N. Y. RgS, William fVjjenieraTa Bauxite Co. * vackenzie, British Guiana ]^vD, Fnk J. (W) ^Jordan Tile Mfg. Co. o09 Railroad St., Corona, Calif. trtRD, Fred J. (S) ^tlox 395, San Francisco, Calif. 'r' /Manufacturers' Agent) rfSD, George D. (WI) tv 2156 WQmer St, Zanesville, Ohio /Mosaic Tile Co.) InOO MOTOR CO. (Michael Ference, Jr.), Scientific Lab. g0x 2053, Dearborn, Mich. rtRD. Walter D. (GI) Pittsburgh Corning Corp. 1 Research & Development Div. Port Allegany, Pa. rflRD, William D. (E) Sears, Roebuck & Co., Dept 817 3301 W. Arthington, Chicago 7, III. rtRDHAM, Elmo A. (W) 1 Jpsulator Dept, General Electric Co. Box .57, Baltimore 3; Md. PORCELAIN WORKS:; V. *W (I. A. Hansen) Perth Amboy, N. J. rt)RESTER, Wilfred G. (S) 1 Veritas Firing. System Co. Box 974, Trenton 6, N. J. eoRjAZ, Nicolau Porto Ferreira, C. P. Sao Paulo, Brazil jiORKNER, Henry R. (XI) vf:201 Fairview Ave., Blacksburg, Va. (Virginia Polytechnic Institute) pORMAN, Sydney A. (B) Dept .of Agriculture, Chemistry Div. Science Service Ottawa, Out., Canada fORNIA, Robert F. (EJ) 204 Hannon Dr., Lubbock, Texas (U. S. Air Force) fORTH, Robert D. (E) 1369 N. W. Circle Dr. Kankakee, 111. (Roper Corp.) FORWARD, Frank A. (B) University of British Columbia Dept, of Mining & Metallurgy Vancouver 8, B. C, Canada F0SDICK. Marion L. (DF) 100 N. Main St, Alfred, N. Y. FOSTER-FORBES GLASS CO. (F. R. Motsch) Marion, Ind. FOSTER. H. B. (S) Brick & Tile Service, Inc. Box 6305 Summit Sta. Greensboro, N. C. FOSTER, Luther M. (B) Aluminum Co. of America Alcoa Research Labs. Box 772, New Kensington, Pa. FOSTER, Wilder D. (B) 5405 Bower Ave., Verona, Pa. (U- S. Bureau of Mines) FOSTER, Wilfrid R. (BF) Department of Mineralogy Ohio State University Columbus 10, Ohio F0STORIA GLASS CO. (Roy G. Yeater) Moundsvilte, W. Va. F0UCART, Donald D. (G) 439 N. Main St, Dunkirk, Ind. (Corning Glass Works) MOULDS. Donald T. (W) 4505 W. 145th, Cleveland 35, Ohio (Cleveland Ceramic Corp.) TOX, Charles S. (R) Aluminum Co. of America 3615 Olive St, St Louis 8, Mo. *0X. Joseph C (G) Delos M. Palmer & Associates .. 4401 Jackman Rd., Toledo 12, Ohio Marilyn Box 161, Alfred, N. Y. L. 37, No. 10 (1958) FOXALL, Robert B. (R) 3313 Warren Rd., Cleveland 11, Ohio (North American Refractories Co.) HiAD. William A. (R) 1800 Oak St, Rolla, Mo. '(Missouri School of Mines; FRAHME, Herman H. (LI) 2358 Banning Rd., Akron 13, Ohio (U. S. Stoneware Co.) FRAME, Dudley P., Jr. (MI) Miller Equipment Co. Box 1566, Salisbury, N. C. PRANCE, J. H., REFRACTORIES CO. (William A. France) Snow Shoe, Pa. FRANCE, William A. (R) J. H. France Refractories Co. Snow Shoe, Pa. FRANCIS, Ronald K. (I) Box 164, Alfred, N. Y. FRANCISCO, Allen C (RI) 15651 S. E. 24th St., Bellevue, Wash. (Boeing Airplane Co.) FRANCL, Josef (B) . 1802 Perth St, Toledo 7, Ohio (Owens-Illinois) FRANDSEN, Erik A/S Kastrup Glasvaerk -V 12 Notte Voldiide Copenhagen'K/Defninark1 FRANK, Henry A: (W) Rockport Sanitary Pottery Corp. Rockport, Ind.' FRANK, John (D) Franlcoma Pottery, Box 789 Sapulpa, Okla. FRANKLIN. Earl W. (GI) 401 Broad St, Port Allegany, Pa. (Pittsbnrgh Corning Corp.) FRANKLIN, William S. (LI) .. 70-07.261st St,, Glen Oaks, L. I.. N. Y. (Sperry Gyroscope! Co.) . FRANKOMA POTTERY (John Frank) Box 789 Sapulpa, OkU. FRANTZ, Samuel G. (M) ' S. G. Frantz Co., Inc. Box 1138, Trenton 6, N. J. FRANTZ, & G, CO., INC. (Samuel G. Frantz) Box 1138 Trenton 6, N. J. FRANTZ, Thomas O. (W) 15 Echo Lane, Levittown, Pa. (Trenton Potteries Co.) FRANZ. Leo J. (S) Acme Brick Co. Box 448, Malvern, Ark. FRASER, Orray T. (GI) 574 E. Mithoff St., Columbus 6, Ohio (B. F. Drakenfeld & Co., Inc.) FRASER, Walter A. (G) Fraser Glass Co., Inc. 1320 E. 56th St.. Chicago 37. 111. FRASER, W. B. (S) Fraser Brick Co.. Box 144 Dallas 1, Texas FRAULINI, Felix M. (R) South Shore, Ky. (Plibrico Co.) FR.4YXE, Clifford G. (L) 3 Green St., Washington, N. J. (C. K. Williams & Co.) FRAZIER. C. E. (GF) Frazier-Simplex, Inc. 436 E. Beau St., Washington, Pa. FRAZIER. C. T. (G) Frazier-Simplex, Inc. 436 E. Beau St, Washington, Pa. FRAZIER, J. Eart (GFI) Frazier-Simplex, Inc. 436 E. Beau St., Washington, Pa. FRAZIER-SIMPLEX, INC. (C E. Frazier) 436 E. Bean St Washington, Pa. FRECHETTE, Howells (Life, SF) 52 Park Ave.. Ottawa, Ont. Canada FRECHETTE. Van Derek (BFI) State University of New York College of Ceramics Alfred, N. Y. FREDERICK, C L. (RI) 235 Meadowood Ln, Chagrin Falls, Ohio ' (North American Refractories Co.) FREDERICK, Gilbert M. (R) Babcock & Wilcox Co. 3 Penn Center Plaza Philadelphia 2, Pa. FREDERICK, Vernon W. (G) Libbey-Owens-Ford Glass Co. Rossford, Ohio FREDERICKS, John D. (S) Pacific Qay Products Box 2178, Terminal Annex Los Angeles 54, Callf.V. FREDERICKS, John D. : 411 Herrick St, Elmira. N. Y. FREDRIKSSON. John L (R) . . Norton Co., Box 87 Niagara Falls, Ont, Canada FREEMAN, Charles A. (RFI) Harbison-Walker Refractories Co. Box 150, Canon City, Colo. FREEMAN. Edgar H. (W) Norris-Thermador Corp. 20118 E. Valley. Walnut, Calif. FREEMAN, John L. (RJ) ; . ' R.- R. 2, HeodeisoUi-N/ GSiSrrz^-v,.. fHarbison-Walker Refractoriea Co.) Freeman. William j,, iii. -- ; s^- 28 New Holland Ave., ShiUington; Pa: - FRENCH, Myrtle M.. (DF) -U" 128 N. Main St., Alfred, N. Y.-. FRENCH, Preston W. (GI) - 1517 Union Ave., Brackenridge, Pa. (Pittsburgh Plate Glass Co.) . FRESH, Donald L. (L) Motorola, Inc., Phoenix, Ariz. FREY, E. F. (M) ' DeVilbiss Co.': Phillips &:'Detroit Ayc. Toledo 1. Ohio' FRIDDLE. Edward W. 15 S. West St, Raleigh, N. C FR1EDBERG, Arthur L. (EF) University of Illinois 217 Ceramics Bldg., Urhana, 111. - FRIEDMAN, Louis K. (W) Homer Langhlin China Co. 212 Fifth Ave., New York, N. Y. FRIGIDAIRS DIV. GENERAL MOTORS CORP. (W. H. Pfeiffer) Engineering Lab. Plant #2, Dayton 1. Ohio FRISK. Norman E. (R) 2046 Evansdale Ave., Toledo 7, Ohio (Owens-Illinois) FRITZ. Earl C. (W) 86 S. Main St., Franklinville, N. Y. (Precision Ceramics, Inc.) FRITZ, E. H. (WFI) 710 Walnut St., Latrobe, Pa. (Carborundum Co.) FROBERG. Laird (R) Owens-Coroiog Fiberglas Corp. Case Ave., Newark, Ohio FROEMEL. John G. (L) Synthetic Mica Co. 20 Passaic Ave., Caldwell, N. J. FROME, Howell E. (G) United Fuel Gas Co., Box 1273 Charleston 25. W. Va. FRONCZAK, E. T. (S) Richland Shale Brick Co, Box 328 Mansfield. Ohio FROST, Leon J. (E) Box 138, Lewiston, N. Y. (Consultant) FRY. Herbert G. " National Enamels, Ltd., S3 Norman Rd Greenwich, London, S. E. 10, England FRYE, Harry D. (G) 2441 Georgetown Ave. Toledo 13, Ohio (Owens-Illinois) FRYE, John C (B) - . .. . State Geological Survey 'v. . 121 Natural Resources Bldg! ' Urhana; HI. . Roster 35 I' itrYE. John F. (R) ` jO 12 Farrior Rd., Raleigh, N. C. (North Carolina State College) \ ppYSlNGER, James B. (M) " - .iinsylvanii Pulverizing Co. Two Gateway Center, Pittbargh, Pa. freiTENZALIDA, Javier H. |i.-/ Ideal-Standard, S. A. T "'r" Raa Marconi 53-10*, Sao Paulo, Brazil 1FUJII. Takashi I University of North Carolina Dept, of Chemistry, Chapel Hill, N. C. VlJLKER. Richard H. (Et) - f 1408 Nicldin Ave., Piqua, Ohio (Pemco Corp.) I:. FULLER. A. A. (X) 322 S. Twyckenham Dr. Sonth Bend, Ind. (Sollit Construction Co., Inc.) FULLER, Donald H. (El) 335 S. Cook Ave., Trenton, N. J. (Trenton Fabricated Metal Co.) FULLER, Lee R. (WI) 1706 Harvard Ave., N. W. Canton, Ohio (United States Ceramic Tile Co.) FULLER, Richard B. (WI) Universal Clay . Products Co. 1. 4: 1S28- First St~, Sandusky, Ohio , ... | - fUOER. tlithard G-(W) - - .! 1 D. E. McNicol Pottery, Box 1909 Clarksburg, W. Va. FULLER. Wilfred (E) >' General Steel Wares Ltd. [ ^ Adelaide & Nelson Sts. London, Ont., Canada I vfULMER, Raymond C. (LI) IT.' Stackpole Carbon Co., St. Marys, Pa. ' FULRATH, Richard M. (RI) > University of California 264.Hearst Mining Bldg. ..... ' Berkeley 4, Calif. ; FUNKEY, John H. (G) i`- CarT-Lowrey Glass Co. ' > Box 356, Baltimore 3, Md. FUNNELL, John E. (MI) Southwest Research Institute Box 2296. San Antonio 6, Texas FURRY, Robert C. 17045 E. Eleven Mile Rd. ^ Roseville, Mich. FURTH. John V. (E) V Ferro Corp., Res. ft Development Lab. 4150 E. 56th St., Cleveland 5, Ohio i FUSSELL, Lynn E. (E) :. 3501 Tyrone Dr, Louisville 18, Ky. (General Electric Co.) FUWA, Tasuku Tohoku University Dept, of Metallurgy, Sendai, Japan GAERTNER, Paul C.. Jr. (L) Tektronix, Inc. Box 831, Portland 7, Ore. GAFFNEY, LeRoy J. 1104 W. Oregon St, Urbana, 111. GAFFNEY, Robert F. (G) Continental Can Co, Inc. Hazel-Atlas Glass Div. 70 South St, Washington, Pa. GAGE. Paul R. 1738 S. Fifth St, Columbus, Ohio 'GAGIN, L. V. (G) 2365 Barrington Dr, Toledo 6, Ohio (Libbey-Owens-Ford Glass Co.) CAGNER. Gerald J. 537 E. Fourth S. Salt Lake City 2, Utah ; GAILEY, Matthew D. 1800 Roanoke St, Seattle 2, Wash. jCAlNER, Taylor M. (W) 215 Steedley Dr, Louisville 14, Ky. (American Radiator & Standard Sanitary Corp.) gCAlSER. R. Arthur (G) Ball Brothers Co, Inc. 1509 S. Macedonia Ave, Muncie, Ind. GALBREATH, William W,, Jr. (RI) Babcock & Wilcox Co. 1201 Kemper St, Lynchburg, Va. GALE, KENNETH (D) Moss'i; Tile Co, Zanesville, Ohio GALE, Richard H. (B) 183 Ridgewood Rd. West Hartford, Conn. (Combustion Engineering, Inc.) GALLUP, John (GI) Radio Corp. of America, Tube Div., 415 S. Fifth St, Harrison, N. J. GALUSHA, Richard L. (W) Continental Ceramic Corp. Box 41, Biglerville, Pa. GALVIN. G. H, Jr. (S) Rockford Brick A Tile Co. Rockford, Iowa GALVIN, Richard J. (S) Sheffield Brick A Tile Co. Sheffield 1, Iowa GAMBLE, David L. (R) , New Jersey Zinc Co. of Pa. Research Dept., Palmerton, Pa. GAMBLE, John D. (W) Bell & Gossett Co, 8200 Austin Ave. Morton Grove, 111. . GANGLER, James J. (R) .f208fcStanford AV*, . ' Fairyiew Park.26, Ohio ' ' (National Advisory Committee for Aeronautics)'. GANGULI, Umapati Bengal Enamel Works Ltd. P. O. Bengal Enamel, Dist. 24 Parganas ' ' West Bengal, India GAN PULE, Anant K. Parshuram Pottery Works Co, Ltd. Morvi, Saurashtra, India GARCIA-LEAL, Ramon (MI) Apartado Postal 111$ ;Monterrey N. L, Mexico ' (Manufacturers Representative) GARDEN, Henry R, Jr. (S) Old Virginia Brick Co, Inc. Box 508, Salem, Va. 'GARDNER, John B,, Jr. (S) Hope Brick Works Box 155, Hope, Ark. GARDNER, Walter E. (SI) Ladrillera Monterrey S. A. Apartado 3601 Monterrey, N. L, Mexico GARDON, Robert (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. GAREY, Maurice J. 3131 Clubside Dr, Barberton, Ohio GARFIELD REFRACTORIES CO. (Kenneth A. Rugh) Bolivar, Pa. GARLAND, C. F. (S) Mason City Brick ft Tile Co. Mason City, Iowa GARLICK, Oakley H. (M) Paul O. Abbe, Inc. 400 Center Ave, Little Falls, N. J. GARLICK, Philip L. (I) 1 Gladys St, Cyrildene Johannesburg, South Africa (Primrose Brick Works) GARONZIK. S. H. (S) 4211 Brookview Dr, Dallas, Texas (Crown Brick Mfg. Co.) GARSTANG, Alec King, Taudevin ft Gregson Ltd. Grindlegate Works, Scotland St. Sheffield 3, York, England GARTNER. Carl W. (W) General Color ft Chemical Co, Inc. Box 7, Minerva, Ohio GARTNER. George C. (W) General Color ft Chemical Co, Inc. Box 7, Minerva, Ohio CARVE, T. Walter (SFI) 69 W. Weisheimer Rd. Columbus 14, Ohio (Consulting Engineer) Yol. 37, No. 10 (1958) GARVERICK. R. A. (D) Huber-Warco Co. American Clay Machinery Div. 202 N. Greenwood St, Marion, Ohio GARVEY, Lawrence P. (LI) RCA Victor, 415 S. Fifth St. Harrison, N. J. GASKINS, W. W. (MFI) Sierra Talc ft Clay Co. Box 390, South Pasadena, Calif. . CASQUE, W. D. 2225 Blossom St, Columbia, S. C. GATES, Daniel W. (BI) 3026 Crescent Circle, S. E. Huntsville, Ala. (U. S. Army Ord, Redstone Arsenal) GATES. Louis E, Jr. (L) 3901 W. 102nd St, Inglewood 2, Calif. (Hughes Aircraft Co.) GATES, Major E. (R) 773 Vista Grande Ave. Los Altos, Calif. GATLIN, E. H. (S) Texas Clay Products Co. Box T, Malakoff, Texas GAUDIANO, Victor M. (W) Sanitarios El Aguila S. A. Apartado Postal 26808, Zona 14. Mexico.. D. F: .GAUNDER.,Wijbur.F.'(G) ; Pittsburgh Plate Glass Co.' Works No. 11, ML Vernon, Ohio GAUTSCH, Murray C. (MI) Metal ft .Thermit Corp. 415 E. 151st SL, East Chicago, Ind. GAVIN, G. P. (W) Kohler Co, Kohler, Wise. GAWTHROP, Alfred (S) ' Chicago Brick Co. 135 S. LaSalle St, Chicago 3, I1L .GEBLER, Kenneth A. (W) . Vitro'- Labs,'SOO'Pleasant Valley Way West Orange, N. J. GEE, Kenneth H. '(B) R. R. 4, Black River Rd. Bethlehem, Pa. (Bethlehem Steel Co.) GEIER, Philip O, Jr. (R) Cincinnati Milling Products Div. Cincinnati Milling Machine Co. 4701 Marburg Ave, Cincinnati 9, Ohio GEIGER, Charles F. (RFI) 176 Maple Ave., Metuchen, N. J. (Carborundum Co.) GEIGER, Joseph S. (L) 1 Overhill Dr, Madison, N. J. (Titanium Alloy Mfg. Div. National Lead Co.) GE1SINGER. E. E. (EF) Pfaudler-Permutit, Inc. 1000 West Ave, Rochester 3, N. Y. GELLER, Harold I. Box 604, Alfred, N. Y. GELLER, R. F. (WFI) 5427 York Lane, Bethesda 14, Md. (National Bureau of Standards) GELSTHARP, Frederick (GF) c/o W. A. Burdette, Stevenson, Md. (Pittsburgh Plate Glass Co.) GELTMAN. Gerald (BJ) 276 Winthrop Rd, Teaneck, N. J. (Curtiss-Wright Corp.) GEMP, Robert W. (R) 500 Michell St, Ridley Park, Pa. GENDEL, Sydney Z. (R) 4050 Eastway Rd. South Eflclid 21, Ohio (Zirconium Corp. of America) GENERAL CERAMICS CORP. (Salvatore Ortepio) Crows Mill Rd, Keasbey, N. J. GENERAL COLOR ft CHEMICAL CO, INC. (George C. Gartner) Box 7, Minerva, Ohio GENERAL ELECTRIC CO. (L E. Thiess) Insulator DepL Box 57, Baltimore 3, Md. Roster 37 ! i.* ELECTRIC CO. (W. s. Kahlson) Lamp Dept., Pitney Glass Works Nc' Park 12. Cleveland, Ohio /-EH#kaL electric CO. Specialty Electronic " Components Dept., (N. F. Shofstall) J811 LeMoyne Ave., Syracuse 8, N. Y. /SNERAL GLASS INTERNATIONAL, INC. `v (Victor A. Plutnbo) S,' 5 S. Virginia Ave. Atlantic City, N. J. : rSNERAL REFRACTORIES CO. (Russell P. Heuer) 1520 Locust St. Philadelphia 2, Pa. rSNERAL SHALE PRODUCTS CORP. (R. B. Hockaday) Box 909, Kingsport, Tenn. GENTRY, Raymond (G; Alexander H. Kerr & Co., Inc. Box 2008, Santa Ana, Calif. GENTSCH, A. Page (M) United Clay Mines Corp. 101 Oakland St., Trenton, N. J. GENTSCH, Bernhard F. (M) United Clay Mines Corp. 101 Oakland St.,.Trenton, X. J. cioscsi-w.JL.'fW) .. .v; . j^ .^CanbnsbuTg IPottery -Co.- ' - Canonsburg, Pa. GEORGIA KAOLIN CO. (Robert H. Bollinger) 433 N. Broad St.. Elizabeth 3, N. J. GEPHART, Charles D. (S) Ccdarhurst, Holly Springs, Miss. (Holly Springs Brick & Tile Co., Inc.) 7JERARD-HIRNE, Jean ... - Societe Francaise de Ceramique . 23 rue de Cronstadt, Paris 15. France GERBER. Oscar L, (.W) Kokomo Sanitary Pottery Corp. T 232 N. Clark St, Chicago .1, 111. CERCAR-, Francisco J. >- S. A. Cristalerias' Del Uruguay Comercio 1491, Montevideo, Uruguay GERHARDT, John Y. (B) 3209 Epworth Ave. Cincinnati 11, Ohio (General Electric Co.) GERSCH, Herbert (B) 9800 Oakwood Dr., Twinsburg, Ohio (Horizons, Inc.) GERSTENSCHLAGER, V.. Jr. (R) Babcock & Wilcox Co.. Box 923 Augusta, Ga. GERSTER, C W. (WI) Box 614, East Liverpool, Ohio (Patterson Foundry & Machine Co.) GETH1N, H. Wynn (R) Davis Fire Brick Co. Two Gateway Center, Rm. 427 Pittsburgh 22. Pa. GETTO, Allan (BJI) Pratt & Whitney Aircraft Cane] Project, Middletown, Conn. GHERING. Leonard G. (GF) Preston Laboratories, Inc. Box 149, Butler, Pa. GIACOMELLI, Domenico Soc. It. Refrattari Marghera Azionaria Via Industrie 52 Cas. Post. 308 Marghera, Venice, Italy GIBB, Mary J. American Ceramic Society 405S N. High St., Columbus 14, Ohio GIBBONS, Eugene, Jr. (S) 635 N. James St., Hazleton. Pa. (Locust Dale Mining & Contr. Co.) GIBBONS, J. Arthur (S) Elgin Standard Brick Mfg. Co. Box 546, Elgin, Texas GIBBS, Melvin B. (El Inland Steel Co., Quality Control Dept. East Chicago, Ind. GIBBS, William C (R) W. C Gibbs Co. 2201 Highland Ave. Birmingham 5, Ala. 37, No. 10 (1958) GIBSON, Frank B. (E) Wescosville, Pa. (Caloric Appliance Corp.) GIBSON, R. L. (WI> 1324 Wilmington Ave. New Castle, Pa. (Shenango China, Inc.) GIBSON, Robert C. (E) Parker Rust Proof Co. 2177 E. Milwaukee Ave. Detroit 11, Mich. GIBSONBURG LIME PRODUCTS CO. (V. S. Tadsen) Gibsonburg, Ohio GIESEKE, Frana Kockums Emaljerverk Ronneby, Sweden GIESER, Ralph H., Jr. (E) Day Sc Night Mfg. Co. 8SS Anaheim Puente Rd. La Puente, Calif. GIESS, Edward A. (I) Box 903, Alfred, N. Y, GIL. David (D) 122 McCall St., Bennington, Vt. (Cooperative Design) GILBERT, Ark G. (S) Fate-Root-Heath Co., Plymouth, Ohio GILBERT, George W. (G) v Owens-Coming.Fiberglas Corp. S$8 Hadisdn Ave., New York 22, N. Y. GILES, Jafnes H., JrifEI) . 1851 Brett St., Apt. 2 Pittsburgh 5, Pa. (O. Hommel Co.) GILES, Thomas M. 1674 Berkshire Rd., Columbus, Ohio GILFILLAN, B. T. (R) Climax Fire Brick Co., Climax, Pa. GILFILLAN. J. M. (W) New Jersey Porcelain Co. . Box 908, Trenton S, N. J. GILL. John H. (R) Gill Clay. Pot'Co., Munde,'Ind. GILL, Joseph W. (MI) 685 Van Burcn St., Des Plaines, 111. (U. S. Gypsum Co.) GILL, Leo L. (R) Harbison-Walker Refractories Co. 307 Fifth Ave., Pittsburgh 22, Pa. GILL. W. T.. Jr. (S) Texas Brick Co.. Box 510 Brownwood. Texas GILLESPIE. H. M. CM) 225 Broadway, New York 7, N. Y. G1LLIARD, Joseph W. (D) Hampton Institute Box 14, Hampton. Va. GILLINDER BROTHERS, INC. fj. Fletcher Gillinder) Port Jervis. N. Y. GILLINDER. J. Fletcher (G) Gillinder Brothers, Inc. Port Jervis, N. Y. GILLON, Paul N. (B) Carborundum Co., Library 1-2 Niagara Falls, N. Y. GILLULY, William F. (G) Pittsburgh-Coming Corp. Box 72, Sedalia, Mo. GILTNER, Benedict C. (S) 16 W. 530 Grove, Bensenville, 111. (Lindberg Engineering Co.) GIMSON, Joseph F. Worcester Royal Porcelain Co., Ltd. Royal Porcelain Works Worcester, England GINGOLD. Jacob 6 rue de Fontenay. Plessis-Robinson Paris, Seine, France GIXTHER, Lawrence B. (G) 3106 Glanzman Rd., Toledo 14, Ohio (Libbey-Owens-Ford Glass Co.) GIRALDEZ, Emilio Ceramics Nacional C. A. Box A-10, Riobamba, Ecuador GIRARD. R. T. (E) General Electric Co. Bldg. 258, 2nd FI. One River Rd., Schenectady, N. Y. GITTER, Alice Josephine (MFI) 39 W. 70th, New York 23, N. Y. (United Mineral & Chemical Corp.) G1TZEN, Walter H. (B) 1 Wesley Dr., Belleville, 111. (Aluminum. Co. of America) GLABAU, Ernest R. (G) 29 College Rd., Burlington, Mass. (Raytheon Manufacturing Co.) GLADDING, Albert C. (S) Gladding Bros. Mfg. Co. Third & Keyes St., San Jose, Calif. GLADDING, McBEAN St CO. (S. V. Saginor) 2901 Los Felix Blvd. Los Angeles 39, Calif. GLADNEY, Kurt (G) Fiberglas Canada Ltd., Box H Sarnia, Ont., Canada GLASER, John H. (G) Uniscience Inc. 112 Crooked Billet Rd., Hatboro, Pa. GLASSER, Fred P. (B) Pennsylvania State University 108 Mineral Sciences Bldg. University Park, Pa. GLATTER, Jake (B) 1043 Prospect Rd., Pittsburgh 27, Pa. (Westinghouse Electric Corp.)' GLATZ, Alfred C (R) . 1006'Bell Ave., .W.est End V. : State College; Pa,' (.Curtisa-Wright Corp.) GLAZE, Francis W. (GFI) 4111 Hamilton St., Hyattsville, Md. (National Bureau of Standards) GLEN-GERY SHALE BRICK CORP. (Gordon E. Lewis) ~ Box 86, Shillington, Pa. GLENSHAW GLASS CO., INC (George W. Meyer, Jr.) Glenshaw, Pa. GLOBE-UNION INC . (J: Fletcher. Harper) - -900 E. Keefe Ave., Milwaukee 1, Wise. GLOSSBRENNER. D. I. (M) R.R. 12, Box 261, Indianapolis, Ind. (Kaolin, Inc.) GLOSTEX CHEMICALS, INC (C. G. Wurtsbaugh) 3056 Bandini Blvd. Los Angeles 23,. Calif. GLOWACKI, George V. (W) 423 S. Center St., Bensenville, III. (Radio Corp. of America) GLYNN, T. W. (G) 1505 Fairidge Dr., Kingsport, Tenn. (Blue Ridge Glass Div. American-Saint Gobain Corp.) GODBOLD, Jack W. (W) 4410 Leila, Tampa, Fla. (Tiffany Tile Corp.) GODDARD, W. T. (W) Canadian Porcelain Co., Ltd. Box 428, Hamilton. Ont., Canada GODEJAHN. Gordon C.. Jr. (G) 2613 W. 109th St., Inglewood, Calif. (Hughes Products Co.) GODFREY. T. Gordon, Jr. Box 3434, Clemson College Sta. Clemson, S. C. GODOY. E. A, ft CO, INC (Emilio A. Godoy) 25 Broadway New York 4, N. Y. GODOY. Emilio A. (R) E. A. Godoy ft Co, Inc, 25 Broadway New York 4, N. Y. GOETCH1US. Don R. (EF) Ferro Corp. 4150 E. 56th St, Cleveland, Ohio GOIN, Fred L (SI) Gladding, McBean & Co. Lincoln, Calif. GOLDING-KEENE CO. (H. B. DuBois) Box 456, Keene, N. H. GOLDSMITH. Julian R. (B) University of Chicago ' Dept, of Geology, Chicago 37, IU. GOLDSTEIN. Marcy B. (SJ) 5700 Pimlico Rd, Baltimore 15, Md. (Champion Brick Co.) Roster 39 i-OLlBER, Edward W. (B) j722 Greenleaf, Royal Oak, Mich. (General Electric Co.) gOMEZ, Salvador Odriozola (R) fabrics de Ladrillos lodusirUles y Refrcctarios, S. A., Apartado 390 Mtjjiin'ejr. N. L, Mexico cONDER, Lawton (W) Allied Tile Co. Box 448, Zanesville, Ohio w,NZALEZ. Narciso (M) Eagle Pencil Co. Eagle Rd., Danbury, Conn. gOODMAN, Gilbert (B) General Electric Research Lab. Box 1088, Schenectady, N. Y. gOODMAN, James S. (E) American Radiator & Standard Sanitary Corp., 834 E. Broadway Louisville 4, Ky. gOODMAN, Philip (G) Corning Glass Works, Corning, N. Y. gOODRICH, Hobert R. (WF1) 1622 Santa Barbara Ave. Glendale 8, Calif. - (Gladding, McBcan & Co.) gOODWIN. Robert L. (S) ).- R. R. 2, Box 106, Mineral Wells, Texas . (Mineral Wells Clay Products.-Inc.) .. GOODWIN; William Jarrard, (B) !-V- . 3464 Wallace Dr, Grand Island, N. Y. (Titanium Alloy Mfg. Div, ' National Lead Co.) GORDON, Irwin (L) RCA Laboratories Div. Princeton, N. J. gORMLY, Maurice W. (W) 7330 Miami HHls Dr. Cincinnati 43, Ohio (Cincinnati Milling Products Div, Cincinnati Milling Machine Co.) . . GORNALL, Henry X! (MI) 4357 Ardmore Rd, S. Euclid Cleveland 21, Ohio (Allied Engr. Div, Ferro Corp.) GORSUCH, Charles A. (M) Ayers Mineral Co, 806 Market St. Zanesville, Ohio GORT, Walter A. <W) i Twin Bay Village Bolton Landing, N. Y. (Amhold Ceramics, Inc.) GOSS, Bruce R. 11 Hamilton St, Weedsport, N. Y. GOSZTONYI, George Lozadur, Av. Mayo 981 Buenos Aires, Argentina GOTTO, Mrs. B. D. A. L. Curtis & Co, Westmoor Works London Rd. Chatteris, Cambs, England GOUDGE, Monson F. (M) Mines Branch, 40 Lydia St. Ottawa, Ont, Canada (Dept. Mines ft Technical Surveys) GOULD, Robert E. (WFI) Buffalo China, Inc. 75 Hayes PI, Buffalo 10. N. Y. GOWER. Irving W. (R) 348 Inwood Rd, Ardmore, Pa. (Botfield Refractories Co.) GRABE, William F. (S) Grabe Brick Co. Box 5631, Tucson, Ariz. . GRACE, Holt B. (S) Isenhour Brick & Tile Co. Box 1249, Salisbury, N. C GRADIN, James H. (L) Consolidated Electrodynamics Corp. 1725 S. Primrose Ave. Monrovia, Calif. GRAFF, James B. (S) Graff-Kittanning Div. Logan Clay Products Co. Worthington, Pa. ,GRAFF-KITTAN NING DIV, ti LOGAN CLAY PRODUCTS CO. '*' (James B. Graff) Worthington, Pa. |Vol. 37, No. 10 (1958) GRAFF, William A. (G) GREGO, Peter (G) Glass Technology Lab. 22 Roosevelt St, Corning, N. Y. General Electric Co. (Corning Glass Works) - 1133 E. 152nd St, Cleveland 10, Ohio GREGORIUS, J. S. (GH) GRAHAM, Glenn R. (R) S. K. Wellman Co. Pittsburgh Plate Glass Co. One Gateway Center, Pittsburgh 22, Pa. 200 Egbert Rd, Bedford, Ohio GRAHAM, Henry C. GRENIER, Lee (S) Magnet Cove Barium Corp, Box 832 1410 Pacific Ave, Apt. B-100 Greybull, Wyo. Natrona Heights, Pa. GRESHAM, Lucius C, Jr. (S) GRAHAM, John Warren (R) Acme Brick Co, Box 308 843 Cascade Rd, Cincinnati 40, Ohio Waskom. Texas (General Electric Co.) GRAMSS, Dieter (J) GREWER. Douglas (M) Harry W. Smith, Inc. Caixa Postal 9103, Sao Paulo, Brazil 41 E. 42nd St, New York 17, N. Y. (Eletronica Industrial Ltda.) GRIFFIN, John E, Jr. GRANQUIST, W. T. (B) 109 Holden Green, Cambridge, Mass. Mellon Institute GRIFFIN, Margaret 4400 Fifth Ave, Pittsburgh 13, Pa. GRANT, John F. (RI) Box 488, Alfred, N. Y. GRIFFIN, Robert A. (S) Electro Refractories ft R. A. Griffin Co. Abrasives Corp. - 220 25tb St, N. W,, Canton 9, Ohio Willett Rd, Lackawanna 18, N. Y. GRIFFIN, Thomas W. GRAUER, Oscar H. (G) "La Feuillde" Trilex Fischer ft Porter Co, Hatboro, Pa. Vaud, Switzerland GRAVES, George A, Jr. (Hartford Empire Div, Box 787, Alfred, N. Y. Emhart Mfg. Co.) GRAY, George G. GRIFFIN, William R. (M) 5 Alleta Ave., Greenville, S. C. 912.Mae St., Kent, Ohio . <JRaV, "Harold .E,* Jr;:- (L).':, f --'Chicago Telephone Supply .Corp.- : (Edgat. Plastic .Kaolin Co!) GRIFFITH, J. Seott (R) . ; 1142 W. Beardsley, Elkhart, Ind. . 5524'.W. Adams St,- Chicago 44, 111. - GRAY, Thomas J. (B) (Armour- Research Foundation) Box 814, Alfred, N. Y. GRIFFITH, Lawrence O, Jr. (G) (State University of New York, 2514 Highland Ave., Sedalia, Mo. College of Ceramics) (Pittsburgh-Coming Corp.) GRAY, William T. (G) Leeds ft Northrup Co. 4901 Stenton Ave, Philadelphia 44, Pa. GREAT LAKES FOUNDRY SAND CO. GRIFFITHS. Norman Nonporite Pty. Ltd. 292-296 Burwood Rd. Hawthorn E 2, Victoria, Australia .(C. L. Cruikshank) . : 1217-Francis. Palms Bldg. .. ' Detroit .ii Mich.. GREEN, A. P, FIRE BRICK CO. (William S. Lowe) 1018 E. Breckenridge St, Mexico, Mo. PREEN, A. T. (F) British Ceramic Research Assn. Queen's Rd, Penkhull Stoke-on-Trent, England GREEN, Daniel K. 102 Oak St, Mount Vernon, Ohio GREEN. D. T. (S) Milton Brick Co, Ltd, Box 554 Milton, Ont, Canada GREEN. John R. (MI) Cedargreen, Sister Bay, Wise. (Consultant) GREEN. Robert L. (W) Lenox, Inc, Meade St. GRIGG. Paul E. (El) 338 N. Dover. Ave. La Grango Park; 111. -. ' (Association of'American Railroads) ' GRIM, Ralph E. (X) Dept, of Geology, Univ. of Illinois Urbana, 111. GRIMLEY, Robert T. (B) Coming Glass Works, Corning, N. Y. GROBB, F. S. (R) G. F. Sterne ft Sons, Ltd. 126 Brace St, Brantford, Ont, Canada GROOME, Garland L. (R) Poplar Ridge Rd, Box 245-A Pasadena, Md. (Harbison-Walker Refractories Co.) GROTHAUS. Joseph V. (R) 2552 E. 76th St, Chicago 49, 111. (John Mohr ft Sons) Trenton, N. J. GREEN. R. S. (BI) GROVE, Robert L. (LI) 26 Rockland St. 18 S. Jefferson Rd, Mexico. Mo. (A. P. Green Fire Brick Co.) South Dartmouth, Mass. (Cornell-Dubflier Elec. Corp.) GREENAWALT, W. Don (G) Corning Glass Works, Charleroi, Pa. GREENE, Charles F. (S) GRUNER, Max N. (R) Harbison-Walker Refractories Co. 132S Ambassador Bldg, St. Louis I, Mo Bums Brick Co. 711 Tenth St, Macon, Ga. GRUVER, Robert M. (G) 1160 Oneida St, State College, Pa. GREENE, Charles H. (GF) (Linden Labs, Inc.) Box 804, Alfred, N. Y. GSCHWIND. Jean F. (M) (State University of New York, J. O. Ross Engineering Div. College of Ceramics) GREENE. J. F. (GF) Midland-Ross Corp. 444 Madison Ave, New York 22, N. Y. 1043 New Pear, Vineland, N. J. (Kimble Glass Co.) GUERCI, Carl F. (L) , 1444 Westgate Dr, Bethlehem, Pa. GREENHOUSE, Harold M. (L) (International Business Machines) Aladdin Electronics GUGELER, Albert L. (EJ) 705 Murfreesboro Rd. 3897 W. 33rd St, Cleveland 9, Ohio Nashville 2, Tenn. (Ferro Corp.) GREENLEE. Charles A. (R) Basic, Inc. GUILE, Donald L. 26 Rural Ave, Box 331 845 Hanna Bldg, Cleveland 15, Ohio North Homell, N. Y. GREENWOOD, Richard W. (L) GUIMARAES, Helio Pentagna General Electric Co. Caixa Postal 208 1811 LeMoyne Ave, Syracuse, N. Y. Belo Horizonte-MG, Brazil GREGER, Herbert H. (L) (Magnesita S. A.) Trans-Tech, Inc. GULDEN, Jules R. (D) Box 103, Rockville, Md. Syracuse China Co, Syracuse 1, N. Y. Roster 41 ClJLlCK, Chester (M) Kentucky-Tenneasee Clay Co., Inc. Mayfield, Ky. CUM, Charles E. (G) Ohio Lime Co., 1524 Orchardvicw Dr. Pittsburgh 20, Pa. tfjliMESON, P. Eg. Hoganas-Billesholms Aktiebolag Hoganas, Sweden CUMMO, James M. (L) 4159 Birchall Rd., Toledo 12, Ohio (R. C. A. Service Co.) gUNSAULUS, Robert K. (G) 25 Oakdale, Pleasant Ridge, Mich. (Bailey Meter Co.) GUNTHER. F. W. (S) 849 Baker Ave., N. W. New Philadelphia, Ohio (Universal Sewer Pipe Corp.) GUNZENHAUSER, Adolph (L) 69-70 113th St. Forest Hills 75, L. I, N. Y. (Transisola, Inc.) GURR. Wilhelm Porzellan-Manafaktur W. Haldenwanger Berlin-Spandau Heerstr. 221, Wcstsektor, Germany GUSTAFSON. Carl H, Jr. (R) , 47 Mpntan* 'Dr,.Holden, Mass. . ( Norton-Co.) GUST1N. Jud A. (S) J. A. Gnstin & Associates Burch Bldg., Martinsville, Va. .. GUTHRIE, George B. (W) 642 Louisiana Ave., Chester, W. Va. (W. S. George Pottery Co.) GUZMAN, Hector (G) 2944 Kcndale Ave., Apt. 103 Toledo, Ohio (Owens-Illinois) GWYN, James D. <G) Libbtry-Owens-Ford Qlax* Co..- 1701 E. Broadway, Toledo 6, Ohio GYWE, Mg Lu Box 216, Alfred, N. Y. H BAASSER, Andre Ets. Haasser, Produits Refractaires Soufilenheim (Bas-Rhin), France HABERLAND. Anita G. (GJ) 428 California Ave., Oakmont, Pa. (Pittsburgh Plate Glass Co.) HACK, Walter L. (L) Western Gold ft Platinum Co. 525 Harbor Blvd, Belmont, Calif. HACKER. Richard C Box 787, Alfred, N. Y. HACKETT. James W. (G) 3614 Kenwood Blvd., Toledo 6, Ohio (Owens-Illinois) HACKLER, W. C. (BI) North Carolina State College Dept, of Mineral Industries Raleigh, N. C. HADLEY. Robert L. (E) General Electric Co. Major Appliance Div., AP 5, Rm. 249 Appliance Pk., Louisville 1, Ky. HAECKER, Arthur J.. Jr. (R) 1793 Sharon Dr., Concord, Calif. (Gladding, McBean ft Co.) HAEGER POTTERIES, INC. (Joseph F. Estes) 7 Maiden Lane Dundee, 111. HAERTL1NG, Gene H. (WJI) - 803 W. Healey, Champaign, 111. (Ipsen Ceramics, Inc.) HAFNER. Harold C. (G) Bausch & Lomb Optical Co. Chemical Research Lab. Rochester 2, N. Y. HAFNER. Robert H, Jr. (E) 175 N. Linden Rd., Mansfield, Ohio r (Ingersoll-Humphryes Div., S Borg Warner Corp.) ol. 37, No. 10 (1958) HAGAN, M. A. (RI) 5410 Sycamore St. Kansas City 29, Mo. (North American Aviation, Inc.) HAGAR, Donald (MFI) Donald K&gar Ceramic Materials Rm. 212, First National Bank Bldg. Zanesville, Ohio HAGBERG, Carl E. (M) Kentucky-Tennessee Clay Co., Inc. Box 894, Mt. Union Sta. Alliance, Ohio HAGEDORN, A. J. E. (R) General Abrasive Co., Inc. Drawer D, Bridge Sta. Niagara Falls, N. Y. , HAGEDORN, E. C. (G) Owens-Illinois, Technical Center 1700 N. Westwood, Toledo 7, Ohio HAGENAUER, Carl J. (G) Pittsburgh Plate Glass Co. Glass Research Center, Box 11472 Pittsburgh 38, Pa. HAGGLUND, Erik (M) Kanthat Corp., Amelia PI. Stamford, Conn. HAGNER, Fred F. (G) Phoenix Glass Co., Monaca, Pa. HAGY, Henry E. (G) - Corning Glass Worley. Laboratory.... Corning, NvYv:: v-- hahn; wHiuih p. (G) : v 80 Norwood Ave. North Plainfield, N. J. (Johns-Manville Corp.) HAHNER, CUrence H. (GF) National Bureau of Standards Washington 25, D. C. HALAHAN, H. Reid (L) 21 Sunset St, Bloomfield, N. J. (Nopco Chemical Co:, Inc.) HALDEN,.Frank A. (B) . '1049. Valley Forge Dr. : Sunnyvale, Calif.- (Stanford Research Institute) HALDY, Norman L. (W) American Encaustic Tiling Co. 1000 Cannon Are., Lansdalc, Pa. HALEY, Dwight (R) American Clay Forming Co. Box 686. Tyler, Texas HALL, Charles A. R. R. 3. Bloomington, 111. HALL CHINA CO. (John T. Hall) East Liverpool, Ohio HALL. Donald H. (EJ) Pfaudler-Permntit, Inc. 1000 West Ave., Rochester 3, N. Y. HALL. Douglas E. (R) 2840 N. Calvert St.. Baltimore 18, Md. (General Refractories Co.) HALL. E. B. M/S Bird & Co. Ltd., Research Dept Chartered Bank Bldgs. Calcutta. India HALL, Everson (W) Park Way Ext., East Liverpool, Ohio (Hall China Co.) H ALL, F. P. (LF) Onondaga Pottery Co.. Electronic Div. 1758 W. Fayette St., Syracuse 1, N. Y. HALL. James L. (W) 242 Oregon Ave.. Palo Alto, Calif. (Lockheed Missile Systems Div.) HALT.. John T. (W) Hall China Co., East Liverpool, Ohio HALT.. Morris P. (S) Alton Brick Co., Box 25 Maryland Heights, Mo. HALL, Robert L. 508 E. Eighth St., Fulton, Mo. HALL. Warren A. (S) North State Pyrophyllite Co., Inc. Box 7247, Greensboro, N. C. HALL. William B. 320 E. Sharon, Glendale, Ohio HALLBERG, Richard C. (W) 236 Watson Ave., Fostoria, Ohio (Electric Auto-Lite Co., Spark Plug Div.) HALLER, Percy 319 Carterknowle Rd., Sheffield 11, England (John G. Stein & Co., Ltd.) HALLER, Wolfgang K. (B) National Bureau of Standards Mineral Products Div. Washington 25, D. C. HALLOIN, William G. (G) 1218 Broadview Blvd. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) HALLSE,.Robert L. University of Illinois Dept, of Ceramic Engineering Urbana, IlL HALM, Louise Union Francaise des Produits Refractaires, 15, Rue de Milas Paris 9e, France HALPERN, Allan S. (L) Rutgers, The State University School of Ceramics New Brunswick, N. J. HALP1N, John A. (R) United States Steel Corp. Metallurgical Dept., Clairton, Pa. HALVONIK, Frank V. (G) - Box 2, Newry, Pa. . . 'V? (D. M Hare Paper Co.) HAMER, Donald (L) - ' . 3129 Harrison,- Glenview, 111. (Radio Industries, Inc., Kemetal Div.) HAMILTON, Edgar H. (GI) National Bureau ol Standards Glass Section, Washington 25, D. C. HAMILTON, J. C. (G) 3422 Chestnut Hill Rd., Toledo 6, Ohio (Owens-Illinois) HAMILTON, Noble E. (M) 53 Benjamin Rd., Belmont 78, Mass. (Consultant) ' '`' HAMILTON, Robert (M) United States Gypsum Co. 300 W. Adams St., Chicago 6, IlL HAMILTON, W. M. (E) Crane Co., Chattanooga Div. 33rd and Alton Park Blvd. Chattanooga 1, Tenn. HAMME, Donald G. (B) National Gypsum Co., Research Center 1650 Military Rd., Buffalo 17, N. Y. HAMMER, Averill J. (S) 136 Buttonwood Ave. Bowling Green, Ohio (Bowling Green State University) HAMMER, Gunter 246, Connell's Pt- Rd. South Hurstville, N. S. W.. Australia (Messrs. R. Fowler Ltd.) HAMMER, R. (XI) University of California Div. of Mineral Technology Hearst Memorial Mining Bldg. Berkeley 4, Calif. HAMMOND LEAD PRODUCTS, INC (William P. Wilke, III) 5231 Hohman Ave, Box 912 Hammond, Tnd. HAMNER, Robert L. (B) Oak Ridge National Lab. Bldg. 9766, Y-12 Area Oak Ridge, Tenn. HAMPEL, Richard J. <WJ) 774 Dallas Ave. San Bernardino, Calif. (Crane-Pacific Co.) HANCOCK BRICK ft TILE CO. (James L. Child, Jr.) Box 450 Findlay, Ohio HAND, Thomas (R) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. Roster 43 'rtAKDEN. Jack (B) ,p 150 Baier Ave, Franklin Twp. ffew Brunswick, N. J. x (Radio Corp. of America) '(.jIDWERK, Joseph H. (R) }' 716 N. Reed St., Joliet, 111. ISf- (Argonne National Lab.) 1 flANKS< Cbar,es F- Jr- (M) ' " Kentucky-Tennessee Clay Co., Inc. Box 894, Mt. Union Sta. Alliance, Ohio HANLEY CO. (John M. Dickey, Jr.) Z Summerville, Pa. I aNN, Douglas G. Ryton House, Ryton Sbifna), Shropshire, England i (British Heat Resisting Glass Co.) gANNA, H. H. (GI) 303 Bailey Rd., Crystal City, Mo. (Pittsburgh Plate Glass Co.) JiANNA, Ralph E. (LI) Colonial Insulator Co. -g 911 Grant St, Akron, Ohio t.HANNA, Richard (RJ) " J 1969 Seymour Ave., Apt. S \; Cincinnati 37, Ohio (General Electric Co.) HANNEMAN, Morton E. (G) Elmore, Ohio (WoodviU:lime Products Co.)' JVjjANNON, Richard Ci. (MI), - 1208 Franklin Rd., Salem; Ohio ^ (R.. T. Vanderbilt Co, Inc.) :V:-: flANOKA, Jack I. Pennsylvania State University College of Mineral Industries ^ University Park, Pa. HANOVIA LIQUID GOLD DIV, ENGELHARD INDUSTRIES, INC ; (R. T. Hopper) One W. Central Ave. East Newark, N. J. HANSARD, W. Carey. (WI) . . 2345 Cheshire Bridge. Rd, N.;E.: L " Atlanta 5, Ga. . ; (Georgia Institute of Technology) HANSEN, I. A. (W) Fords Porcelain Works Perth Amboy, N. J. HANSEN. J. E. (EFI) Ferro Corp., 5309 S. District Blvd. Los Angeles 22, Calif. HANSEN, John H. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio HANSEN, Kenneth H. (M) 507 Edgewood Ave., Columbia, Mo. (Consolidated Feldspar Dept., International Minerals ft Chemical Corp.) HANSEN, Kent W. 165 E. Second, S.t Bountiful, Utah HANSEN, Melvin O. (G) Owens-Illinois, Libbey Div. Box 919, Toledo 1, Ohio HANSEN, Waldemar C. (R) Universal Atlas Cement Co. Gary (Buffington Station), Ind. HANSON, David C 206 E. Green St., Champaign, 111. HANSON, Hans R. (R) 30004 W. Ten Mile Rd. Farmington, R.R., Mich. (Hanson Co.) HANSON, James W. (S) Mineral Wells Gay Products, Inc. J 3962 Edgehill Rd., Fort Worth, Texas : HARARI, Claude - Box 4479, Georgia Tech. Sta. Atlanta 13, Ga. HARBERT, Carl J. (W) Harshaw Chemical Co., 1945 E. 97th St. Oeveland 6, Ohio HARBIN, Hugh P. 3055 Avon Rd., Bethlehem, Pa. HARBISON-WALKER REFRACTORIES CO. (C. A. Brashares) . 1800 Farmers Bank Bldg. Pittsburgh 22, Pa. Vol. 37, No. 10 (1958) HARCOURT. Edw&rd L. (M) North American Mfg. Co. 3810 West St., Cincinnati 27, Ohio HARDER, Charles M. (DF) State University of New York College o' Ceramics, Alfred, N. Y. HARDING, John Roy "Greystoke," Cheswortb Gose Horsham, Sussex, England (Sussex & Dorking United Brick Co.,'Ltd.) HARDINGS CO,, INC. (Harlowe Hardinge) York, Pa. HARDINGE, Harlowe (M) Hardinge Co., Inc., York, Pa. HARDY, Ronald G. (SI) Onondaga Brick Corp., Warners, N. Y. HARES. George B. (G) 15 Roosevelt St., Corning, N. Y. (Coming Glass Works) HARGREAVES, John 33 Ellers Ave. Bessacarr, Doncaster, England (United Steel Co., Ltd.) HARGREAVES MILL LTD. (A. W. Cook) Botteslow St Hanley, Stoke-on-Trent, England HARKER POTTERY CO. (Robert E. Boyce) East Liverpool, Ohio HARKULICH, Theodore, (B) ` 269 HulJ AVe., Sinkinrg pring, Pa. (Beryllium Corp.) . HARLEY. T. H. (R) Vesuvius Crucible Co., Box 8275 Swissvale, Pittsburgh 18, Pa. HARMAN, C. G. (SF) Horizons. Ine., 2891 E. 79th St. Cleveland 4, Ohio HARNISH, John D.. Jr. (WI) Westinghouse Electric Corp. Derry, Pa. HARNISH. Mark E. (R) . .2H1 .Sierra Rd. .. , '. Plymouth Meeting, Pa. (E. J. Lavino & Co.) HARPER, J. Fletcher (L) Globe-Union Inc.. 900 E. Keefe Ave. Milwaukee 1, Wise. HARPER, Robert E. 62 Orange St., Waverly, N. Y. HARPER, Roderick L. (M) Harper Electric Furnace Corp. 110 Pearl St., Buffalo 2, N. Y. HARPER, Wallace T. (B) 1032 Ringwood Ave. Menlo Park, Calif. (Lockheed Aircraft Corp.) HARR, W. J. (GI) 1711 Brainard Rd. Lyndhurst, Geveland 24, Ohio (Harshaw Chemical Co.) HARRELL, George O. (S) North Carolina State College Mineral Industries Dept. Raleigh, N. C. HARRINGTON, Roy V. (G) One Oakwood Dr., Corning, N. Y. (Corning Glass Works) HARRIS, Bette A. Box 1401, Alfred, N. Y. HARRIS CLAY CO. (Scroop W. Enloe, Jr.) Spruce Pine, N. C. HARRIS. Donald M. Fairport Rd., East Rochester, N. Y. HARRIS, Henry M. (R) 4114 42nd S., Seattle 18, Wash. (U. S. Bureau of Mines) HARRIS, James E. (S) 4685 S. Sherman St. Englewood, Colo. (Robinson Brick & Tile Co.) HARRIS. Jesse R. 301 E. Third Ave., Ritzville, Wash. HARRIS, Joe N. (EJ) 1592 Van Epps St., S. E. Atlanta 16, Ga. (Georgia Institute of Technology) HARRIS, Ransom S., Jr. (GJI) 895 W. Main St., Newark, Ohio (Owens-Corning Fiberglas Corp.) HARRIS, Robert C. (L) Bendix Aviation Corp. Scintilla Div., Sidney, N. Y. HARRISON, Don E. (B) 15998 Nelacrest Rd., Apt 9 Geveland 12, Ohio (General Electric Co.) HARRISON, Harold C. (W) 4545 Norwin Rd., Pittsburgh 36, Pa. (Westinghouse Electric Corp.) HARRISON, Jack L. (S) Indiana Geological Survey Indiana University, Bloomington, Ind. HARRISON, William B. (BI) 2635 N. 68th St, Wauwatosa 13, Wise. (Allis-Chalmera Mfg. Co.) HARRISON, W. N. (EF) National Bureau of Standards Ind. Bldg., Enameled Metals Sect. Conn. Ave. ft Van Ness St, N. W. Washington 25, D. C. HARSHAW CHEMICAL CO. (Carl Harbert) 1945 E. 97th St., Cleveland 6, Ohio HART, John M. (W) New Jersey Porcelain Co., Box 908 Trenton 5, N. J. v HART, Leroy D. (R) . -207 Croinpton Court 'V ' Webster Grove* 19, Mo. .. (Aluminum Co. of America) . HART, Wade J. (GI) 908 Lafayette Court, Marion, Ind. (Radio Corp. of America) HARTFORD, Thomas J. (W) 2783 Doresta Rd., San Marino, Calif. (Gladding, McBcan ftf Co.) HARTLEY, Alva G. H. Downing ft Co. Ltd. Brampton Mill -Newcastle,-Staffs, England.' HARTMAN, F. Hmry '(G)' . >' Stouffville, Ont., Canada- HARTSHORN, T. D. (El) 4818 N. Woodruff Ave. (A. J. Lindemann & Hoverson Co.) Milwaukee 17, Wise. HARTWIG, Frederick J., Jr. (RI) Babcock ft Wilcox Co., Box 835 Alliance, Ohio HARVEY, A. M., Jr. (S) Roanoke-Webster Brick Co, Box 780 Roanoke 5, Va. HARVEY. Edwin T. (R) 314 W. McPDce St, Vandalia, Mo. (Harbison-Watker Refractories Co.) HARVEY, E. M. (R) North State Pyropbyllite Co, Inc. Box 7247, Greensboro, N. C. HARVEY, Malcolm R. 80 E Center St, Kaysville, Utah HARWOOD. Wallace B,, Jr. (S) Coates Co, Box 935, Austin, Texas HASKO, Stephen (BI) 1510 Wheaton Lane, Silver Spring. Md. (National Bureau of Standards) HASSELBACH, William (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio HASSETT, William A. (L) Radio Corp. of America Chemical ft Physical Lab. 415 S. Fifth St, Harrison, N. J. HATCH. Robert A. (B) 4135 N. Belle-view Ave. St. Paul 10, Minn. (Minnesota Mining ft Mfg. Co.) HATHAWAY, A. J. (B) 8721 Pershing Ave. Niagara Falls, N. Y. (Titanium Alloy Mfg. Div, National Lead Co.) HATHAWAY, Isaac S. (W) 1318 Tuttle Ave., Montgomery, Ala. (Alabama State College) Roster 45 > I [l ;*1 , -kf f.a n ;.nt i .:? i :f .i ? ;i ;i !} `j : t 4B HATHAWAY. Mr*. U. G. (W) Alabama State College Montgomery, Ala. HAtJBEIN, Wendell L. (RJ) 145 B Independence China Lake, Calif. (U. S. Naval Ordnance Test Station) yAUCK, Charles A. (RI) 8838 Swinton Ave, Sepulveda, Calif. (Marquardt Aircraft Co.) HAURA, Bruce 223 Tom Hunter Rd., Fort Lee, N. J. HAUSER, Richard E. (1) .,i 351 Moselle St. Buffalo 11, N. Y. HAUSLER, Elwood B. \ Box 787, AMred, N. Y. 4hAUTH, Willard E.. Jr. (BI) , 409 Warminster, Hatlwro, Pa. (International Resistance Co.) HAVELL, Richard F. (R) 846 N. Euclid Ave., Oak Park. 111. (Eagle Grinding Wheel Corp.) HAVENS, Irvin F. (B) 200 St Nicholas Ave. Worcester, Mass. (Bay State Abrasive Products Co.) HAWES, Samuel A. (SI) . 30L N. E. Sixth Ave. ... . Mineral. WellvTex** (Texeramics Co.) HAWK, El'win A.;(M) Hawk Laboratories; Inc, RJL 1 East Rochester, Ohio HAWKES. John H. (G) Box 556, Worcester 1, Mass. (Norton Co.) HAWKINS, Frank S. Genera] Electric Co. Ltd. Osram Glass Works East Lane, Wembley Middlesex, England HAWKJNS, James M. (M) '.James M,`Hawkins Cotp.- 448 Franklin St.; Buffalo 2, N. Y. HAWKINS. Robert J. (SI) 20 Stmnyside PI, Hamburg, N. Y. (Buffalo Brick Corp.) HAWKS. Ralph L. (WI) 2869 Middletown Rd. Pittsburgh 4, Pa. (Vitro Manufacturing Co.) HAWKS, William L. (R) 4309 W. Seattle St, Seattle 16, Wash. (Penberthy Electromelt Co.) HAWS REFRACTORIES CO. (E. E. Slick, Jr.) 407 Main St . Johnstown, Pa. HAWTHORNE. Robert M,, Jr. (W) 12 Tuttle St., Dunellen, N. J. (National Starch Products Co.) HAY, John (B) Norton Co., Research Lab. Worcester 6, Mass. HAY, Joseph L. (R) Acme Brick Co, Box 448 Malvern, Ark. HAYDON, Mary P. (B) 106 Ogontz Lane, Oak Ridge, Tenn. (Oak Ridge National Laboratory) HAZEL, John J. (RF) Republic Bldg, Rm. 1526 Republic Steel Corp, Cleveland 1, Ohio HAZEN, E. J. (GI) 614 Main St, Ford City, Pa. (Pittsburgh Plate Glass Co.) HEALY, James H. (E) 4511 N. Sherman Bird. Milwaukee 9, Wise. (A. O. Smith Corp.) - HEATH. Donald L. (B) Ohio Brass Co, Park ft Ninth Barberton, Ohio HEATH, Edith (D) Heath Ceramics 791 Bridgeway, Sausalito, Calif. HEATLEY, Sidney M. (R) Babcock ft Wilcox Co. 105 S. LaSalle St, Chicago 3, HL HEAVILL, John C. <E) 42 Walnut St, Pittsburgh 5, Pa. (Vitro Manufacturing Co.) . Vol. 37, No, 10 (1958) HECHT, Norman Box 767, Alfred, N. Y. HECK, Frank G. (R) ,E. J. Lavino fe Co, 3 Penn Center Plaza Philadelphia 2 Pa. 13EDDELL, James V. (RI) 53-B Decatur St, China Lake, Calif. (U. S. Nava] Ordnance Test Sts.) HEDDEN, Writer A. (R) Battelle Memorial Institute 505 King Ave, Columbus 1, Ohio HEDGES, Philip E. Box 122, Alfred, N. Y. HEDGPETH, James A. (S) Marion Brick Corp, Marion, Ohio HEDQUIST, Alfred J. (W) Apartado Postal 525 Guadalajara, Jalisco, Mexico (Loza Fina S. A.) HEEBNER. John C. (RI) 1431 Forbes St. North Tonawanda, N. Y. (Carborundum Co.) HEELEY, Ralph E. J. ft J. Pearson Ltd. Firebrick Works Stpiirbridge, Worcs, England HEFTI, Franz Zflrcher Z>egel.eien/..Po8tfach 357 v- ZQrichl,;Switzerland . ' HEIDTMAN, Clarence F. (G) National Lime ft Stone Cp. First National Bank Bldg. Findlay, Ohio HE1LICH, Raymond P. (S) R. R. 4, State Rd, 340 W. Brazil, Ind. (Claycraft Co.) HEILIGMAN, H. A. (RFI) E. J. Lfvino ft Co, Box 29 Norristown,' Pa. : ' HEIMSOETH, Winter M.; Farbenfabriken Bayer Aktiengeselliehaft (22c) Leverkuscn-Bayerwcrk, Germany HE1NDL, Raymond A. (RF) 4917 43rd St, N. W. Washington 16, D. C. HEINE, H. W. (S) Hudson Supply & Equipment Co. Ninth St. ft Brentwood Rd, N. E. Washington 18, D. C. HEISCHMAN, Fred E. (L) 106 S. Adams St, Fostoria, Ohio (Electric Auto-Lite Co, Spark Plug Div.) HELD, Kalman (B) Technical Research Group, Inc. 17 Union Square, W. New York 3, N. Y. HELLER, Enrique St Cerro de Pasco Corp. La Oroya, Peru HELLIESEN, Richard O. (I) Gausel, Stavanger, Norway (Porselen Emalje Industri) HELLMAN, N.. III (W) B. G. Corp. 321 Broad Ave, Ridgc6eld, N. J. HELLMAN, Stanley L. (S) 33 Beachwood Ave, Metuchen, N. J. (Merritt, Inc.) HELLR1EGEL, Edgar J. (X) 114 Oceanside Box 155, Fort Tilden, N. Y. (Metal & Thermit Corp.) HELM. David F. (B) Mellon Institute. 4400 Fifth Ave. Pittsburgh 13, Pa. HELMKAMPF, R. N. (G) Refractories Div, H. K. Porter Co. 2064 Hampton Ave, St. Louis 10, Mo. HELSER, Perry D. (WFI) 110 Maryland Ave., N. E, Apt. 211 Washington 2, D. C. (U. S. Dept, of the Interior) HELTON, Bernard L,, Jr. (M) Thiele Kaolin Co, Sandersville, Ga. HELZ, Armin W. (B) 20 Maryland Ave, Gaithersburg, Md. (U. S. Geological Survey) HEMBERG, Per Surte Glasswork, Surte, Sweden HEMPHILL, R. W, Jr. (W) Colonial Insulator Co. 945 Grant St, Akron 11, Ohio HEMSTEGER, Samuel E. (El) 4155 Audubon Rd, Detroit 24, Mich. (Consulting Engineer) HEN AO, Alvaro Calle 63A 4748-37, Medellin, Colombia HENDERSON CLAY PRODUCTS (Homer L. Bryce) Box 870, Henderson, Texas HENDERSON, Courtland M. (L) Monsanto Chemical Co. Station B, Box 8, Dayton 7, Ohio HENDERSON, Frank P. (M) 512 Mockingbird Ln, Tyler, Texas (Ferro Corp, Allied EngT. Div.) HENDERSON, Frederick C. (WFI) Royal China, Inc, Sebring, Ohio HENDERSON, James L, Jr. (S) Robinson Ventilating Co. Zelienople, Pa. HENDERSON, William W. (M) ' Robinson Ventilating Cp, Box 217 . .Zelienople* P.d. :: .-' VHENDREN, Robert K. (RI) . .' 105 Bank Ave, Riverton, N. J1 (Hoeganaes Sponge Iron Corp.) HENDRYX, Dwight B. (S) Dwight B. Hendryx ft Associates 6621 Darlington Rd, Pittsburgh 17, Pa. HENEGHAN, Leo F. (B) Merck & Co, Incv Box 711, South San Francisco, Calif. HENKEL, Carl F, Jr. (G) Corning Glass Works, Corning, N. Y. HENLEY. Russell M. (R) . ~ . 63 Sugarnf^ple.Ln., Levittown. Pa.. (General Abrasive Co.) ` HENRY, Edward C (LFI) 730 Crawford Ave,' Syracuse 10, N..' Y. (General Electric Co.) HENRY, Frank R. (RF) Simonds Worden White Co. 1101 Negley PI, Dayton 7, Ohio HENRY, Georges Union des Verreries Mecaniques Beiges, 29, Quai de Brabant Charleroi, Hainaut, Belgium HENRY, Kenneth M. (GF) Owens-Illinois Box 1035, Toledo 1, Ohio HENSLER. J. R. (G) Chemical Research Lab. Bausch ft Lomb Optical Co. Rochester 2, N. Y. HENSON, Albert T. (SJ) West Virginia Pulp & Paper Co. Polvchemicals Div, Charleston, S. C. HENSON, Charles W. (R) Norton Co.. Worcester 6, Mass. HENWOOD, Reginald J. (R) 327 Bellevue Dr, Gadsden, Ala. (Republic Steel Corp.) HEPPLEWHITE, J. W. (WFI) 13557 Cedar Rd, Cleveland 18, Ohio (Ferro Corp.) HERBERT, John S. (S) W. G. Bush & Co, 174 Third Ave, N. Nashville 3, Tenn. HERBERT, John W. (R) 3523 Anderson Plcy, Toledo, Ohio (Libbey-Owens-Ford Glass Co.) HERBERT. Paul R. (W) Sandyville, Ohio (Stylon Corp.) HERBST, Richard J. 312 W. Church, Champaign, III. HERGER, Howard C. (G) Pierce Glass Co, Port Allegany, Pa. HERKO. Edward (GX) 4865 ML Read Blvd. Rochester 16, N. Y. (Bausch ft Lomb Optical Co.) Rostbr 47 VeRMAN, C. Eugene pox 3209, Slate College St*. Raleigh, N. C. Hermann, Gunter f1' Roa Nsc*is SI (V. Mariana) Sao P*li Brazil I: (Wheaton do Brasil S. A.) HERMANN, James L. (W) p 3288 Earlmar Dr. Los Angeles 64, Calif. (Redondo Tile Co.) HEROLD, Paul G. (BFI) n Radio Corp. of America Chemical & Physical Lab. Lancaster, Pa. flERPEL, Clarence M. (S) P Southern Brick & Tile, Inc. Cherokee Sta., Box S Louisville 5, Ky. gESS, Albert J. (B) Milwhite Co., Inc. Box 238, Bryant, Ark. gESS, B. Parker (G) Westinghousc Electric Corp. 700 Braddock Ave., East Pittsburgh, Pa. gESS, F. B. (G) Brockway Glass Co., Inc. Brockway, Pa. gESSrRoberi L.(R) . ..331 -W. Market; St, Clearfield. Pa. . (North American Refractories Co.) gESSINGER, Philip S. (LI) Mycalex Corp. of America Clifton Blvd., Clifton, N. J. gEUER. Arthur (LJ) General Ceramics Corp. Keasbey, N. J. gEUER, Russel P. (RF) - General Refractories Co. 1S20 Locust St., Philadelphia 2, Pa. HEWITT. L.'C (RFI) . Ironton Eirt,Brick .Co. ;. Box'536; fronton, Ohio-" HEWLETT, James Thomas fE) Ingram-Richardson, Inc. Frankfort, Ind. HICKEY, Frank J. (G) Corning Glass Works Box 544, Corning, N. Y. HICKS, James C. (RI) 27550 Edgerton Rd, Los Altos, Calif. (Kaiser Aluminum ft Chemical Corp.) HICKS, John F. G. (G) 131 Thompson Dr, Painted Post, N. Y (Corning Glass Works! HIGGINS, Waldo W. (EFI) A. O. Smith Corp. Box 584, Milwaukee 1, Wise. HIGGS. Harold P. (B) 737 East Ave, Rochester, N. Y. (Lehigh Engineering Associates) H1GHLEY, Robert W. (R) Richard C. Romney Son Co. Subs. A. P. Green Fire Brick Co. 2004 Dark Bldg, Pittsburgh 22, Pa. HIGMAN, JOHN W,, CO. (Robert J. Stone) 24 State St. New York 4, N. Y. HILDEBRAND. David (L) R.R. 3, Hixson, Tenn. (American Lava Corp.) HILL, David C. 84 Henry St, Cambridge, Mass. HILL. Ercell C. (SF) 109 Morton Ave, Ridley Park, Pa. HILL, John R. (S) 3005 Jefferson, Des Moines, Iowa (Mason City Brick & Tile Co.) HILL, Lawrence I. (G) 503 Carver Blvd, Toledo 7, Ohio (Libbey-Owens-Ford Glass Co.) HIMMEL, Lawrence (B) Dept, of Navy, Office of Naval Res. Metallurgy Branch, Code 423 Washington 25, D. C. HINCHMAN, Roger (E) United States Borax & Chemical Corp50 Rockefeller Plaza New York 20, N. Y. Vol. 37, No. 10 (1958) HIND, Stanley HOGAN, Thomas W. (W) "The Mount," Etruria Rd. Flintridge China Co. Basford, Stolfr-on-Trent, England 350-380 S. Raymond Ave. (Consulting Engineer) Pasadena 1, Calif. HINDS, J. F. (G) HOGENDOBLER, H. R. (G) Canadian Genera) Electric Co. Gustin-Bacon Manufacturing Co. 221 Duffcrin St. 3031 Fibcrglas Rd, Kansas City, Kanv Toronto 3, Ont, Canada HOGENSON, William (EF) HINKINS, E. A. (G) Chicago Vitreous Corp. Tygart Valley Glass Co, Box 503 1425 S. S5th Court, Cicero 50, IU. Washington, Pa. HOHMANN. Frederick R. (G) H1RAYAMA, Chikara (G) 1012 Parkview Ave. R. R. 2, Kilmer Dr, Murrysville, Pa. New Kensington, Pa. (Westinghousc Electric Corp.) (Pittsburgh Plate Glass Co.) HIRSSIG, Carl F. (G) HOHN, Carl M. (W) 1210 Fort St, Maumee, Ohio 508 Eastway Dr, Lakeland, Fla (National Lime & Stone Co.) (Florida Tile Industries, Inc.) HISCOCK, Harley J. (R) HOJALATA Y LAMINA, S. A. Fuller Merriam Co, Box 69 (Alfonso Rejles Escobar) West Haven, Conn. Apartado Postal 996 H1TCH1NS, R. A. (R) Monterrey, N. L, Mexico' National Refractories Div. HOLADY, Harold W. Mexico Refractories Co. Box 416, Ephrata, Wash. 226 S. 16th St, Philadelphia 2, Pa. HOLDEN, Abe N. (B)' HITNER, Jan K. (R) Gcneral Electric Co. Box 222, Travelers Rest, S. C. Vallecitos Atomic Lab. H1TZEMAN, Roger L. (LI) Box 846, Pleasanton, Calif. Centralab Div, Globe-Union Inc. HOLDEN, Robert B. (B) '-90DE. Keefe Ave, Milwaukee l, Wise, . Olin Mathieson Chemical Corp-. flQAGLAND; Ptter J. ;. ' Metallurgical Labs. : "3 West Sik, Nunda; N. Y. 275 Winchester Ave; ''' HOBSON, Joe P. .(S) New Haven^ Conn. Acme Brick Co, Box 425 HOLDENER, Irwin K. (B) Fort Worth 2,. Texas 5389 Bayside Dr, Dayton 3, Ohio HOCH, Michael (B) (Wright-Patterson AFB) University of Cincinnati HOLL, Barton A. (S) Dept. Cbem. & Met. Engr. Logan Clay Products Co. Cincinnati 21, Ohio Box 698, Logan, Ohio , HOCKADAY. R. B. (S) HOLL, Barton S. (SI) .General Shale Products Corp. 311 W. Front St, Logan, Ohio Kingsport, Tenn. (Logan Clay Products Co.) HpDGDONFrank. B, (B> . HOLLEYi Kenneth E. (R) . . Box'4132, N. . Chattanooga 'Sta'. : .113 'Rntchard Awe, CoTuiogvNi.Y.. 'Chattanooga 5, Tenn. (Corning Glass" Works) .' (University of Chattanooga) HOLMES, Gregory J. (EJ) HODGES, Leslie R, Jr. 3295 Lansmere Rd. R. R. 2, N. Haines Rd. Shaker Heights 22, Ohio Box 414, Clearwater, Fla. (Ferro Corp.) HODGSON, N. G. (E) HOLMES, Lyle A. (M) Alliance Ware, Ltd. 82 Pilgrim Rd, Rosalyn Farms Box 550, Vancouver, B. C, Canada Carnegie, Pa. HODSON. George N. (Great Lakes Foundry Sand Co.) The Hall, Wymeswold HOLMES, Roland G. (S) Nr. Loughborough, England W. S. Dickey Clay Mfg. Co, Box 402 (Hatheraware. Ltd.) Pittsburg, Kans. HODSON, Jean T. HOLMQUIST, Stig B. (R) 4203 Brooklyn, Seattle 5, Wash. United States Steel Corp. HOELSCHER. Max W. (E) Research Center, Monroeville, Pa. 5010 Mayfield Rd, Lyndhurst 24, Ohio HOLSCHER. H. H. <GF) (Enamel Products Corp.) Owens-Illinois HOENIG. Clarence L. (RJ) Box 1035, Toledo I, Ohio University of California HOLST. Tage Dept, of Mineral Technology Vinkelvej lo, Kongens Lyngby, Denmark Hearst Memorial Bldg. (Porcelaensfahriken Danmark A/S) Berkeley, Calif. HOLT. J. Birch HOERRMANN, Francis J. (G) 1188 Logan Rd, Bethel Park, Pa. (General Electric Co.) 1535 Sigma #10 Salt Lake City, Utah HOLTERHOFF. A. Gray (M) HOEY, Paul E. (S) Texas Vitrified Pipe Co. Box 117, Mineral Wells, Texas HOFFMAN, Lewis C. (G) 2219 Newark Ave, Westfield. N. J. (E. I. du Pont de Nemours ft Co.) HOFFMAN. M. Saul (SJ) Leeds & Northrop Co. 4901 Stenton Ave. Philadelphia 44, Pa. HOFFMAN. Richard C. (GJ) 9364 Colorado, Livonia, Mich. (Ford Motor Co.) HOFFMAN, Willard H. J. (W) 8 Dungarrie Rd, Baltimore 28, Md. (Clinehfield Sand ft Feldspar Corp-) HOFFNER, Jere R. (G) T. C. Wheaton Co, Millville, N. J. National Sales Corp307 E. Fourth St, Cincinnati 2, Ohio HOLTRY. Byron C. (S) Henderson Clay Products Henderson, Texas HOLWAY, Paul A. Box 787, Alfred, N. Y. HOLZMAN, George R. (G) Internationl Business Machines Corp. Research Center, Box 390 Poughkeepsie, N. Y. HOMMEL, E. M. (EF) O. Homme) Co, Box 475 Pittsburgh 30, Pa. HOMMEL. O, CO. (E. M. Hommel) Box 475, Pittsburgh 30, Pa. HOMMEL. Richard O. Box 1292, Alfred. N. Y. HOFSTETTER. G. W. (E) HONSBERG. Werner (W) Ferro Corp., 336-338 N. Central Are. Fabrics de Loza El Anfora, S. A. Chicago 44, in. Apartado 508, Mexico D. F, Mexico Roster 49 J &oOD,' Harrison P. (GF) I P 260 Delevan Ave, Corning, N. Y. (Coming Gbn Worki) rtOOD. L- Scolt sg- Ort-1 Carmraic Foundation if 1445 Summit St., Columbus 1, Ohio HOOD. Walter H. (W) p International Minerals ft Chemical Corp. (Canada) Ltd. 77 Metcalfe St., Ottawa, Ont., Canada flOOGENDOORN, Helen M. (BJI) . 2181 Cummington Rd. Cleveland 6, Ohio (Brush Beryllium Co.) ' flOOP. M. C. v. d. , " N. V. Royal Delft Ware Manufactory, "De Porceleyne Fles" v/h Joost Thooft ft Labouchere 196 Rotterdamseweg, Delft, Holland flOOPER, Bradford (R) Babcock & Wilcox Co. Augusta, Ga. HOOVER, Charles H. (R) (09 Wilton Rd., Towson 4, Md. (General Refractories Co.) HOPKINS, Robert W. (GI). Calumite Co., Box 151 Hamilton, Ohio HOPPER, R, T. (W) 'Hanovia Liquid (Sold Div., ' : V Engelhard Industries,'fnc; ` 'r One W. Central Ave. East Newark, N. J. HORAK, William (RFI) 223 Raymond Rd. West Hartford 7, Conn. (Embart Mfg. Co.) HORMBERG, R. E. (W) .... Misceraraic Tile r' Box 1070, Cleveland, Mias. HORNER, M. Harlan .4757 17th N. E. St.. Seattle 5. Wash.' HORNUNG. Martin R. (WI) 140 E. Sheridan Ave., New Castle, Pa. (Shenango China, Inc.) HORTON. Paul B. (WI) Insulator Dept., General Electric Co. Box 57, Baltimore 3. Md. HORTON. Robert A. (R) 8 Van Nostrand Ave., Dover, N. J. (Austenal, Inc.) HOSBE1N, Roger L. (R) 630 Washington St., Glencoe, 111. (Republic Steel Corp.) HOSFIELD, Roger L. (R) Petersen Oven Co. 9900 Franklin Ave. Franklin Park, 111. HOSKYNS. William R. Alfred Station, N. Y. HOSSACK. James K. (E) Ferro Enamels (Canada) Ltd. Box 37, Oakville. Ont., Canada HOSSENLOPP, Arthur M. (LI) 921 Maplewood Dr., Kokomo, Ind. (Delco Radio Div., . General Motors Corp`) HOSTETTER, J. C. (GFI) 1561 Dale Ave., Winter Park, Fla. m (Consultant) HOUCHINS, Henry R. (W) Carborundum Co., Niagara Falls, N. Y. HOUDEK, Albin (W) 302 Blakeley, San Antonio, Texas (Aztec Ceramics, Inc.) HOUGHTON, Amory (G) The Knoll, Corning, N. Y. (Corning Glass Works) HOULAHAN, R. C. (S) Builders Brick Co. 3800 Ninth Ave., S., Seattle 8, Wash. HOUSER, Phillip E. Box 1358, Alfred, N. Y. HOUSMAN, George S. (R) Box 17, Norristown, Pa. HOUSTON, Harry H. (B) Borg-Warner Corp., Research Center Algonquin & Wolf Rdt. Des Plaines, HL Vol. 37, No. 10 (1958) HOUSTON, M. Dean (L) 1745 Skyline Dr., Apt. 56 Pittsburgh 27, Pa. (Westinghouse Electric Corp-) HOUZE, Arroand L., Jr. (G) Houze Glass Corp., Point Marion, Pa. HOWARD, Harold B. (S) 828 S. Ellis St., Salisbury, N. C (Taylor Clay Products Co.) HOWAT, Walter L. (DF) Howat Kilns, 85 Hopping Ave. Staten Island 7, N. Y. HOWATSON, John (G) University of Wyoming Chemistry Dept., Laramie, Wyo. HOWATT, Glenn (W) 11 Cliffwood Place, Metuchen, N. J. (Gulton Industries, Inc.) HOWE. Elroy E. (EFI) Chicago Vitreous Corp. 1425 S. 55th Court, Cicero 50, 111. HOWER, Lawrence D., Jr. (RI) 37 Orchard Rd., Milford, Conn. (Raybestos-Manhattan Corp.) HOWER, R. S. (LI) Allen-Bradley Co. 136 W. Greenfield Ave. Milwaukee 4, Wise. HOWIE, Thomas W. . Canipbell ftCo.- <Rcfttghcastle) Ltd.. ' : Roughcastle Works, FaHdxk, Scotland HOYET; Eugene (G) R. R. 2, Ford City, Pa. (Pittsburgh Plate Glass Co.) HSU, Ku-hua I, King's Terrace, 1st Floor Kowloon, Hongkong. B.C.C. (Kin Foong Enamel Factory (H.K > Ltd.) HUBBELL, Dean S. (E) Mellon Institute, 4400 Fifth Ave. Pittsburgh 13, Pa. HUBBLE, David H. (RJ) ' 1061S Lindberg AVe. Pittsburgh 35, Pa. (United States Steel Corp.) ' HUBER, George S. (W) 314 Overbrook Rd., Baltimore 12, Md. (Pernco Corp.) HUBER, .1. M.. CORP. (D. Parker McAdoo) 100 Park Ave., New York 17, N. Y. KUBER-WARCO CO. AMERICAN CLAY MACHINERY DIV. (R. A. Garverick) 202 N. Greenwood St.. Marion, Ohio HUDSON. Charles J. (Rl 74 Newton St., WrM Bovlston. Mass HUDSON SUPPLY ft EQUIPMENT CO. (H. W. Heine) Ninth St. & Brentwood Rd., N. E. Washington 18, D. C. HUESCHEN. Robert E. (L) 5308 S. 111th, Hales Comers, Wise. (General Electric Co.) HUETTIG, Fred R. (LI) 296 Brook Ave., North Plainfield, N. J. (General Ceramics Corp.) HUFFCUT, Harold W. (El) Air Preheater Corp., Wellsville, N. Y. HUFFMAN. Goy D. (G) 146 Oakwood Rd., Charleston, W. Va. (Libbey-Owens-Ford Glass Co.) HUGGIN. Benjamin A. 3002 Buncombe Rd., Greenville, S. C HUGHES, Donald L., Jr. 95 Della Dr., Lackawanna, N. Y. HUGHES. George B. (El) 236 Indiana Ave.. Dayton 10, Ohio (Frigidaire Div.. General Motors Corp.) HUGHES, Robert H. (R) J. L. Hughes Electric Co. 76 N. Grant Ave., Columbus 15, Ohio HUGHES, Walter M. (WI) 534 Putnam Ave., Zanesville. Ohio (Chicago Standard Transformer Corp.) HUGHEY, Vaughn V. (R) Basic, Inc., Maple Grove, Ohio HUI. William L. C. (B) Radio Corp. of America, Tube Div. Marion, Ind. HULL, J. Brannon (W) Hull Pottery Co., 327 Amerine St. Crooksville, Ohio HULL POTTERY CO. (J. Brannon Hull) 327 Amerine St, Crooksville, Ohio HULSE, Charles O. 463 61st St., Apt. A Oakland 9, Calif. HUMENIK, Michael, Jr. (B) 28477 Parkwood Dr., Inkster, Mich. (Ford Motor Co.) HUMMEL, Floyd A. (B) College of Mineral Industries Pennsylvania State University University Park, Pa. HUMMEL; Richard (G) 615 Olympia Rd, Pittsburgh 11, Pa. (Harshaw Chemical Co.) HUMMEL, Roy (W) 4318 Grantley Rd., Toledo 13, Ohio (Champion Spark Plug Co.) HUND, George J. (W) 227 Poplar Ave. N. W., Canton, Ohio (Sparta Ceramics Co.) . HUND, Ralph (R) ... Speer Carbon Co,. . . Packard Rd., Research,Bldg.. ' Niagara Falls, N. ,Y. ' ?.' . HUND, William O. (R) -4.^ 530 S. Seminary St. ; Charles Town, W. Va. " ~ : (Standard Lime ft Cement Co.) HUNGERFORD, R. M. (X) Claybum-Harbison Ltd. 850 W. Hastings Sw Vancouver 9, B. C.. Canada HUNSBERGER, Jesse F. (R) A. P. de Sanno ft Son, Inc. Phoenixville, Pa. HUNT, Charles W.- (WJ- ' - 203 Laurel Rd., Chagrin Falls, Ohio (Bestwall Gypsum Co.) HUNT, Herbert J. (G) Kimble Glass Co., Vineland, N. J. HUNT, John F. (MI) Carpco Manufacturing, Inc. Box 3272, Jacksonville 6, Fla. HUNTER. Charles E. (B) Box 430, Erwin, Term. (Consolidated Feldspar Dept, International Minerals ft Chemical Corp.) HUNTLEY, James L. Box 4283, State College Sta. Raleigh, N. C. HUPTERT, Paul A. (El) 414 Randolph Rd., Plainfield, N. J. (Gulton Industries, Inc.) HURD, Burgess M. (M) 3 Windy Crest Rd., Beaver Falls, Pa. (Ceramic Color ft Cheat. Mfg. Co.) HURLBURT, William E. Missouri School of Mines Ceramic Engineering Dept. Rolia, Mo. HURLEY. Forrest R. (L) Grace Research & Development Div., W. R. Grace ft Co. Washington Research Center Clarksville, Md. HURLEY, Robert C University of Washington Roberts Hall, Seattle, Wash. HURLEY, Robert E. (B) 175 N. Sandusky St, Tiffin, Ohio (Radio Corp. of America) HURLEY, T. P. (B) Sprague Electric Co. North Adams, Mass. HURST, Erwin J. (L) General Ceramics Corp. Plant 3, Research Dept Keasbey, N. J. HURST, James j,,'jr. 349 Hopkins St., S. W. Atlanta 10, Ga. Roster 51 t i*-i L> :4 *: K <*;: * s*r i '/[l If HURST. Thomas L. (L) Monsanto Chemical Co., af Research Dept. Vr Lindbergh & Oliva St Rd.3. St Louis 24, Mo. " jjURWITT. Steven (BJ) Materials Research Corp. 3?' 47 Buena Vista Ave., Yonkers, N. Y. ''jjUTCHINS. John R, Ill Massachusetts Institute of Technology Graduate House, Rm. 619A Cambridge 39, Mass. HUTCHISON, Clark (EFI) 709 E. Armstrong St, Frankfort, Ind. i- (IngTam-Richardson, Inc.) HUTCHISON, R. C. (RI) 2133 Stefko Blvd., Bethlehem, Pa. (Bethlehem Steel Co.) MUTT. Glenn A. (EF) 19629 Scottsdale Blvd. Shaker Heights 22, Ohio (Ferro Corp.) HUTT, Gordon M. (R) Canadian Pacific Railway 703 Windsor Station Montreal 1,. Que., Canada HUYCK, L. G. (E) ' Huyck Construction Co. *' 18(1 DeCook Ave, Park Ridge,,JU.' : HYATT, Edmond P.(L)" 3735 S. 3100 East St Salt Lake City 9, Utah (Electro-Ceramics, Inc.) , HYDE, Collin (RI) 581 Oxford St., Worthington, Ohio .1 (Battelle Memorial Institute) > HYNES, Frank J. (LI) , . Oxbow Rd., Wayland, Mass. (Raytheon Mfg. Co.) HYOLLE,. Andre Ste. Generate de Carretages 68 rue Leon Blum Feignies (Nord), France ' HYSLOP, Joseph F. "Dromore," Major's Loan Falkirk, Scotland (J. G. Stein & Co, Ltd.) I IANDER, J. Richard (M) Ceramic News, 509 S. Beverly Dr. Beverly Hills, Calif. ICHIKAWA, Yoshio (L) 1903 Hanover St, Apt 10 Pittsburgh 18, Pa. (Westinghouse Electric Corp.) IDEAL-STANDARD, S. A. (Paul Lebrum), Vilvorde, Belgium IHRIG, Allen C. (G) 78 Boardman Ave. Cumberland Hills R. R, Manville, R. I. (Corning Glass Works) ILES, Ramon R. (G) 2223 St. James Ct, Owensboro, Ky. (General Electric Co.) IL1FF, Fred K. (W) Harshaw Chemical Co. Jackson & Swanson Sts. Philadelphia 48, Pa. ILLING, Arno M. (W) 5412 Laconia, Cincinnati 37, Ohio (Cambridge Tile Mfg. Co.) ILLINOIS CLAY PRODUCTS CO. (Howard F. West) 68 N. Chicago St Joliet, 111. 1LLYN, Alexis V. (L) 1080 State Fair Blvd. Syracuse 9. N. Y. (General Electric Co.) IMHOFF, Edward J. (G) United States Glass Co. Glassport. Pa. IMMEDIATO, Robert R. (LI) Sprague Electric Co, Nashua, N. H. INDIAN CERAMIC SOCIETY (H. N. Roy) Dept, of Ceramics Benares Hindu Uuiv, Benares, India Vol. 37, No. 10 (1958) INDIANA GEOLOGICAL SURVEY (Jack L. Harrison) Indiana University, Bloomington, Ind. INDUSTRIAL CERAMIC PRODUCTS, INC (C R. Oberst) 965 W. Fifth Ave, Columbus 8, Ohio INDUSTRIA VENEZOLANA de VIDRIOS PLANOS C A. (Cnel J. Marcano) Av. Libertador 118 (Calle La Linea), Las Delicias Sabana Grande, Caracas, Venezuela INGERSOLL-HUMPHRYES DIV, BORG-WARNER CORP. (G. W. Kclch) 201 E. Fifth St, Mansfield, Ohio INGHAM, David (W) American Encaustic Tiling Co. Lansdate, Pa. INGRAM-RICHARDSON, INC (R. H. Coin) Jefferson Rd. Frankfort, Ind. INSLEY, Herbert (BF) 5219 Farrington Rd. Washington 16, D. C. (Consulting Mineralogist) INSLEY. Robert H. (B) Champion Spark Plug Co, Ceramic Div. 8525 Butler Ave, Detroit 11, Mich. INSTITUT de CERAMIQUE * FRANCAISE 6 Grande-Rue Sevres (S. & O.), France Insulator--Ste General Electric Co. INTERNATIONAL CLAY MACHINERY CO. (R. H. McElroyl 1145 Bolander Ave, Dayton 1, Ohio 'INTERNATIONAL COMMISSION ON GLASS (B. P. Dudding) Research Laboratories . General Electric Co., Ltd. Wembley, Middlesex, England IRLAND, David L. (RJ) 35 Clinton St, Seneca Falls, N. Y. IRONTON FIRE BRICK CO. (J. H. Rickey, Jr.) Box 536 Ironton, Ohio IRVINE, George C. (WI) Canadian Carborundum Co, Ltd. Niagara Falla, Ont, Canada IRWIN, Philip P. (W) Potters Supply Co. 11 Washington St. East Liverpool, Ohio IRWIN, William W. (W) Potters Supply Co. 11 Washington St, East Liverpool, Ohio ISAACS, Richard P. (M) 78 Elmwood Dr, Livingston, N. J. (Hammill ft Gillespie, Inc.) ISAGAWA. Jun Nippon Toki Kaisha, Ltd. #1, Noritakeshinmachi, Nishiku Nagoya,. Japan 1SELIN, Charles W. (GJ) Thatcher Glass Manufacturing Co. Elmira. N. Y. 1SENHOUR, C. W,, Jr. (S) Iscnhour Brick & Tile Co, Box 1249 Salisbury, N. C. ISENHOUR, James V. (S) Sanford Brick & Tile Co, Colon, N. C. ISENHOUR, John H. (SF) 215 Confederate Ave, Salisbury, N. C. (Iscnhour Brick ft Tile Co.) ISSERLIS, Morris D. (L) Stabilized Pigments, Inc. Box 251, New Brunswick, N. J. ITO, Shorn Nippon Gaishi Kaisha, Ltd. 1, 2-Chome, Horita-dori, Mizuho-ku Nagoya, Japan 1TSCHNER, Robert Tannenrauchstrasse 106 Zurich 38, Switzerland (Tonwerke Thayngen AG) IVES. John B. (RI) 18 Standish St, Frosthurg, Md. (Big Savage Refractories Div. Mexico Refractories Co.) IVEY. J. Ray (S) Acme Brick Co. R.R. 1, Millsap, Texas J JABBUSCH, Arthur J. (S) Pomona Terra-Cotta Co. Greensboro, N. C. JACKSON, A. Curtis (SFI) Robinson Brick ft Tile Co. 500 S. Santa Fe Dr, Denver, Colo. JACKSON, James `Avonhaugh', Stonehouse Lanarkshire, Scotland (Jackson, Elphick ft Co. Ltd.) JACKSON, James M. (G) Ball Brothers Research Corp. Box 191, Bonlder, Colo. JACKSON, Mary A. (E) 11006 Montrose Ave. Garrett Park, Md. JACKSON, Robert E. R. R. 1, Lancaster, S. C JACKSON VITRIFIED CHINA CO. (Philip R. Distillator) 2 West St Pelham Manor 65, N.' Y. ; JACKSON. Wbartmr (M) Wharton Jackson Co. 475 Huntington' Dr: San Marino 9, Calif. JACKSON, William M,, II (W) 13 Maura Dr, Woburn, Mass. (Godfrey L. Cabot, Inc.) JACKSON, William W. Box 246, Georgia Tech. Sta. .ftAtlanta 13, Ga. JACOB, Bernard T. (RI) .National Crucible Co. Mermaid, Lane Queen St. Philadelphia 18. Pa. . JACOBS, Charles W. F. (W) 63 Hawthorne, Buffalo 23, N. Y. (Titanium Alloy Mfg. Div, National Lead Co.) JACOBS, H. Box 117, Vereeniging Transvaal, South Africa (Vereeniging Brick & Tile Co. Ltd.) JACOBS, Louis J. (R) Ramtite Co, 2563 W. 18th St. Chicago 8, 111. JACOBS, Richard A. (G) Brockway Glass C6, Inc. Brockway, Fa. JACOBY. William R. (R) 12 Dyer Dr, Jonesville, N. Y. (General Electric Co.) JACOLOW, Jules (L) 3409 Wilcox Blvd. Chattanooga, Tenn. (American Lava Corp.) JAFFE, Bernard (LI) 4238 Hinsdale Rd. South Euclid 21, Ohio (Clevite Research Center) JAMES, William A. (R) Kaiser Aluminum & Chemical Corp. Box 1031, Baton Rouge 1, La. JAMESON. Robert J. <G) Libbey-Owens-Foid Glass Co. 1701 E. Broadway, Toledo 5, Ohio JAMISON, C. Donald, Jr. (R) Koppers Co, Inc, Eng. ft Const. Piv Koppers Bldg, Pittsburgh 19. Pa JANES, Clinton S, Jr. 1025 Vermont Ave, Pittsburgh 34, Pa. JANKE, Charles E. (S) 3363 Winthrop Dr, Parma 34, Ohio (Cleveland Builders Supply Co.) JANSMA, Frank (MF) B. F. Drakenfeld ft Co, Inc. Washington, Pa. JANSSEN, William F. (M) 15 Oak Ridge Rd, Basking Ridge, N. J. (Bell Telephone Labs.) Roster 53 m am JANULIONIS, Anthony D. (L) 31 Stenzil St. North Tonawanda, N. Y. (Titanium Alloy Mfg. Div., National Lead Co.) JARVIS, Theodore (B) Ford Instrument Co. Y 31-10 Thomson Ave. 5 Long Island City 1, N. Y. 1 JASTER, Stanley J. (WJ) 2411 Bell St, Zanesville, Ohio (Mosaic Tile Co.) ? JEFFERY, Benjamin A. (W) Box 32, Tumacacori, Aria. (Champion Spark Plug Co., Ceramic Div.) JEFFREY. G. H. (W) Roder Ceramic Studio 500 Broadway, Clifton Heights, Pa. JENKS, C. E. (M) W. S. Tyler Co. 3615 Superior Ave., N. E. . Cleveland 14, Ohio JENNINGS, Edward F. (W) 260 E. Walnut, Westfield, N. J. (Carborundum Co.) JENNY, A. R. (M) Combustion Engineering,' Inc. Raymond Div., 1315 N. Branch St Chicago 22, 111. JENSEN, Edwin K. (E) 3012 Putty Hill Rd., Baltimore 14, Md. (Briggs Mfg. Co.) JEPPSON, George N. (RF) Norton Co., One New Bond St. . Worcester 6, Mass. JEPPSON. John (R) 40 lyestwood Dr., Worcester, Mass. 1 (Norton Co.) JERO, Parker (E) 932 Birchwood Dr., Washington, 111. (Caterpillar Tractor Co.) JIMMERSON, James E. (S) Henderson Clay Products, Box 870 Henderson, Texas JOHNStMANVILLE SALES CORP. (J. C. Crawford, Jr.) 22 E. 40th St New York 16, N. Y. JOHNS, William V. (W) Shenango China Inc., New Castle, Pa. JOHNSON. A. L. (GF) Glass Container Industry Research Corp. First National Bank Bldg. New Castle, Pa. JOHNSON, Alexander H. H. L. Brisbane & Wunderlich Ltd. Lord St., East Perth, West Australia JOHNSON, Alton E. (LI) 4903 N. 53rd St., Milwaukee 18, Wise. (Cehtralab Div., Globe-Union Inc.) JOHNSON. A. M. (R) Ross-Tacony Crucible Co. Robbins & Milnor Sts. Philadelphia 35, Pa. JOHNSON, BEN R. R. 3, Skillman Lane New Brunswick, N. J. JOHNSON, Bruce M. 763 College Ave., Livermore, Calif. JOHNSON, Clarence L. (L) Centralab Div., Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. JOHNSON. David M. (B) 4110 Berkshire Ave., Louisville 5, Ky. (Corhart Refractories Co., Inc.) JOHNSON, Delmar A. (G) 204 Chemung St., Corning, N. Y. (Coming Glass Works) JOHNSON, Dudley B. (E) 31624 Ronald Dr., Willowick, Ohio (Glascote Products, Inc.) JOHNSON. Earle K. (S) Eureka Brick ft Tile Co. Box 338, Clarksville, Aik. JOHNSON, Elwin L. 1107 E. Delaware, Urbana, 111. JOHNSON, Fred H.. Jr. (S) Summitville, Ohio (Summitville Face Bride Co.) Vol. 37, No. 10 (1958) JOHNSON, George E., Jr. (RI) North American Refractories Co. Curwensville, Pa. JOHNSON, Gordon K. (E) 24188 Gessner Rd. North Olmsted, Ohio (Ferro Corp.) JOHNSON, Harold C. (G) Coming Glass Works Coming, N. Y. JOHNSON, J. A. Progress Engineers, Ltd., Leek New Rd. Cobridge, Burslem Stoke-on-Trent, England JOHNSON, J. Albert (G) Findlay Clay Products Co. Box 517, Washington, Pa. JOHNSON, James E. (I) A C Spark Plug Div., General Motors Corp. 1300 N. Dort Hwy., Flint, Mich. JOHNSON. James R. (BI) 4 Oak Knoll Dr. White Bear Lake 10, Minn. (Minnesota Mining & Mfg. Co.) JOHNSON, Keith A. (RJ) Bethlehem Steel Co. Research Dept., Bethlehem, Pa. JOHNSON, Keith N. 5331 Henderson St., Apt. 432 Seattle 18, Wash. JOHNSON, Larry R. 3529 Ivy Rd., Atlanta, Ga. JOHNSON, Lawrence D. 1850 West Blvd., Tacoma 66, Wash. JOHNSON, LeRoy A. (E) 1206 Cleveland St., Evanston, 111. (Chicago Vitreous Corp.) JOHNSON, Paul V. (SFI) Structural Clay Products Research Foundation, Geneva, 111. JOHNSON, Richard C. (R) Foster Wheeler Corp. Dansville, N. Y. JOHNSON, Vernon J. (L) 1034-B 48th, Los Alamos, N. M. (Los Alamos Scientific Lab.) JOHNSON. William A. (E) 7269 Greenleaf Ave. Cleveland 30, Ohio (Ferro Corp.) JOHNSTON. James K. (M) 737 N. Park Ave., Norristown, Pa. (General Electric Co.) JOHNSTON, J. G. Leeds Fireclay Co., Ltd. Wortley, Leeds 12, England JOHNSTON, Terence B. (W) 2683 Ahura Dr., Cincinnati 39, Ohio (Cambridge Tile Mfg. Co.) JONAS, Edward C. (B) University of Texas, Dept, of Geology Austin 12, Texas JONES, Cecil M.. II (R) Box 65, Greendale Sta. Worcester, Mass. (Norton Co.) JONES. Frank L. (G) Koppers Co., Inc., Box 128, Verona, Pa. JONES. George A. (G) 3411 Central Ave. Parkersburg, W. Va. (Coming Glass Works) JONES, Glen A. (B) Diamonite Products Mfg. Co. Shreve, Ohio JONES, Howard E., Jr. (R) 19150 Robson, Detroit 35, Mich. (Jones-Mundle ft Co.) JONES, John T. (BJ) 1110 13th St., Golden, Colo. (Coors Porcelain Co.) JONES, Maynard J. (E) Pfaudler-Permutlt, Inc. 1000 West Ave., Rochester 3, N. Y. JONES METAL PRODUCTS CO. (Edwin F. Mulligan). West Lafayette, Ohio JONES, Paul E. (RJ) Box 182, Mt. Upton, N. Y. (U. S. Army) JONES, Paul R. (X) West Virginia University Dept, of Chem. Engr. Morgantown, W. Va. JONES, Raymond B. (W) National Tile ft Manufacturing Co. 1200 E. 26th St., Anderson, Ind. JONES, Richard E. (R) 1301 Union Ave. Natrona Heights, Pa. (Pittsburg Plate Glass Co.) JONES, Robert E. (S) Engineering Associates, Inc. Box 5284, Asheville, N. C JONES, Robert O. (R) Standard Slag Co. Box 3, Gabbs, Nev. JONES, Roger D. (R) 100 Tuscarora Rd., Buffalo 20, N. Y. (Electro Refractories ft Abrasives Corp.) JONGEJAN, Arnout (B) Box 71, Stittsville, Ont., Canada (Dept. Mines ft Technical Surveys) JONKER, G. H. Philips Research Labs., Kastanjclaan Eindhoven, Netherlands JONTZ, Melvin L. (M) 710 Orange Grove Ave. South Pasadena, Calif. (Melvin L. Jontz Co.) JORDAN, John N. (G) Consumers Glass Co. Ltd. Box 456, Station B." Montreal, Que., Canada JORDAN, John W. (M) Baroid Div., National Lead Co. Box 1675, Houston 1, Texas JORDAN. R. E.. Jr. (W) Mosaic Tile Co., Zanesville, Ohio JORGENSEN, Paul J. 1153 Sherman Ave. Salt Lake City, Utah JOVA BRICK WORKS (J. L. Jova) Roseton, N. Y. JOVA, J. L. (S) Jova Brick Works, Roseton, N. Y. JOY, David B. (M) National Carbon Co. 30 E. 42nd St., New York 17, N. Y. JOYNER. Bobby L. (L) Erie Technical Ceramics Div. Erie Resistor Corp. Box 677, State College, Pa. JUDD, Donald M. (E) 19707 Wickfield Ave. Cleveland 22, Ohio (Ferro Corp.) JUDD, Roger D. (S) Endicott Clay Products Co. Box 17, Fairbury. Nebr. JUDKINS, Robert W. (L) Wilbur B. Driver Co. 1875 McCarter Hwy., Newark 4, N. J. JUELSS, David (M) Venus Pen & Pencil Corp. 500 Willow Ave., Hoboken, N. J. K KADEY, Frederic L,, Jr. (B) Four Bridges Rd., Chester, N. J. (Johns-Manville Corp.) KADUK, Edward E. (B) General Electric Co. #437, Nela Park, Cleveland 12, Ohio KAGEL, Dennis B. Box 1307, Alfred, N. Y. KAHLSON, W. S. (G) General Electric Co., Lamp Dept. Pitney Glass Works, Nela Park 12 Cleveland, Ohio KAHN, Max (G) 4932 Oleander Dr., Wilmington, N. C. KAISER. Leonard F. (G) 332 E. Wayne St., Maumee, Ohio (Libbey-Owens-Ford Glass Co.) Roster 55 -hi ii -H 1 ;e , 3! r \ i; i :ri -;5 ;:vr |. -! ! rV \4r |l: 1 '* .[AlSER, William E. (GJ) ** 2036 Ridge Ave., Arnold, Pa. (Pittsburgh Plate Glass Co.) ^tL'i-UP, Charles, Jr. (LI) * 1221 yi S. Magnolia, Monrovia, Calif. (Consolidated Electrodynamics Corp.) jtALMAN, Frank R. (El) N 2014 Baxterly Rd., Lakewood 7, Ohio (Pemco Corp.) jtALMBACH, William J. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio. j^/VLOUSEK, George L. (G) Owens-Corning Fiberglas Corp. Newark, Ohio jrAMICH, Barnet Z. (B) 11 Garwood St., South River, N. J. (Army Ordnance Corps) jOlMLER, Anthony R. (GJI) 8 Rhodes PI., Hingham, Mass. (Pittsburgh Plate Glass Co.) KANE, John L. (W) 8457 Wicklow Ave. Cincinnati 36, Ohio (Cincinnati Milling Products Div., Cincinnati Milling Machine Co.) KANG, Yong G. Hankuk Glass Industry Co. Ltd. Box 1082, 5 Namchang-Dong, Choong-Ku, Seoul. Korea KANTOR, Neil I. (LI) 198 Mason Or., Metuchen, N. J. (Crucible Steel Co. of America) KAPADIA, Homi (E) Kawneer International Ltd. Sinaloa No. 9 Mexico 7, D. F,, Mexico KAPPMEYER. Keith K. (RJ) 1208 Leslie Rd., Pitcairn, Pa. (United States Steel Corp.) KARKHANAVALA, M. D. 239, Botawala Bldg., Tardeo Bombay 7, India (Atomic Energy Commission) KARNAS, John S. (W) 1715 W. Fourth St Rd. Mansfield, Ohio (IngersoU'Humphryes Div., Borg-Wamer Corp.) EARNER, Ernest F. (I) 806 S. Fifth St., Champaign, 111. KASPER, Robert J. (R) Ohio Crankshaft Co. 3800 Harvard Ave., Cleveland 5, Ohio KASSEES. John S. (B) American Testing Lab., Inc.. Box 1421, Lancaster, Pa. KASSEL, Robert (W) Lumberville, Pa. (Frenchtown Porcelain Co.) KAST. Edward T. Beach Ave., Athol Springs, N. Y. KASTEN, Elliott A. (L) 1167 E. 85th St., Brooklyn 36, N. Y. (Ferroxcube Corp. of America) KASTEN, Vernon L. (WI) Three Oaks, Box 84, Jackson, Mo. (Ceramo Co. Inc.) KASTENBEIN, Ernest L. (W) 100 E. Van Ness Ave., Rutherford, N. J. (Rutgers, The State University School of Ceramics) KATONA, Gabriel P. (GJ) 140 E. Denison Pky., Corning, N. Y. (Coming Glass Works) KATZ, Joseph M. (LI) Lockheed Aircraft Missile Systems Div., Dept. 54-13 Sunnyvale, Calif. KATZ, Sigmund (E) 24 Coolidge Ave., West Orange, N. J. (Permadent Products) KAUFFMAN, John R. (MFI) 13285 Braun Rd., Golden, Colo. (Speedster, Inc.) KAUFFMANN, Otto T. (W) Frontenac Floor & Wall Tile Ltd. Kingston, Ont., Canada Vol. 37, No. 10 (1958) KAUFMAN, Abraham (R) 283 S. Tenth St., San Jose 12, Calif. (Kaiser Aluminum & Chemical Corp.) KAUTZ, Karl (EFI) 24 Lean Rd., Pittsburgh 20, Pa. . (Vitro Mfg. Co.) KAVADAS, Paul P. 4116 12th Ave., N. E., Apt. 203 Seattle 5, Wash. KAY, William T. (RI) E. J. Bartells Co. 1212 Sixth Ave., S., Seattle 4. Wash. KAYSER, Julius A. (R) Gladding, McBcan & Co. 2901 Los Felix Blvd. Los Angeles 39, Calif. KEANEY, J. C. (G) 101 Pennsylvania Blvd. Pittsburgh 28, Pa. (National Lime ft Stone Co.) KEANEY. Joseph C., Jr. (G) J. C. Keaney & Sons 101 Pennsylvania Blvd. Pittsburgh 28, Pa. KEANEY. Robert C. (G) St. Lawrence Fluorspar, Inc. 101 Pennsylvania Blvd. Pittsburgh 28, Pa. KEARNEY. John P. (G) 2723 Densmore Dr., Toledo 6, Ohio (Kimble Glass Co.) KEBLER, Leonard (E) Ward Leonard Electric Co. Mt. Vernon, N. Y. KEBLER, Richard W. (B) Linde Co., Speedway Lab. * 1500 Polco St., Indianapolis 24, Ind. KEEFE, Daniel J., Jr. (WJ) 6 Circle Rd., Scarsdale, N. Y. (U. S. Army) KEEFE, Robert M. (R) 12 Beth Lane, Malvern, Pa. (H. K. Porter Co., Refractories Div.) KEEFER, George E. (G) Owens-Illinois Technical .Center 1700 N. Westwood Ave. Toledo 7, Ohio KEENEY. Bert O. (S) Kansas State Teachers College 1919 S. Locust, Pittsburg, Kans. KEHL, Nelson H. (RI) E. J. Lavino ft Co. Box 29, Norristown, Pa. KEIHN, Frederick G. (R) Coming Glass Works, Coming, N. Y. KEIM, Laurence A. (G) 144 Cochran Rd., Pittsburgh 28, Pa. (Pittsburgh Plate Glass Co.) KEITH, Miss L. C. Canadian Ceramic Society 49 Turner Rd. Toronto 10, Ont., Canada KEITH, Wendell P. (RI) 1234 E. Marvista St., Whittier, Calif. (W. P. Keith Co.) KELCH. G. W. (W) Ingersoll-Humphryes Div. Borg-Wamer Corp., 201 E. Fifth St. Mansfield, Ohio KELLEN BERGER, George E. (G) General Electric Co. Niles Glass Plant 403 N. Main, Niles, Ohio KELLER. Francis Pfungen, Switzerland (Keller ft Cie. A.G.) KELLER. George W. (G) Owens-Illinois 1700 N. Westwood Ave., Toledo 7, Ohio KELLEY, Joseph A. (S) Zonolite Co., Box 217 Travelers Rest, S. C KELLY, Austin J. (E) Guelph Stove Co.. Ltd., York Rd Guelph, Ont., Canada KELLY. George D. (E) 3313 Middlesex Dr., Apt. B Toledo 6, Ohio (Owens-Illinois) KELLY, Hal J. (R) 6025 52nd N. E., Seattle 5, Wash. (U. S. Bureau of Mines) KELLY, John V. (R) Kaiser Steel Corp. Box 217, Fontana, Calif. KELLY, Joseph F. (R) 301 Braddock Ave., Lanxdowne, Pa. (Naval Boiler ft Turbine Lab.) KELLY, William J. (WI) 912 29th St., Hondo, Texas (Universal-Rundle Corp.) KELSEY FERGUSON BRICK CO. (R. M. Carpenter) East Windsor Hill, Conn. KELSEY, V. V. (GF) Winton Farm, Clifford, Va. (Consultant) KELTON, Stanton C.. Jr. (G) Rohm ft Haas Co., Bristol, Pa. KEMP, John A., Jr. (W) Church St., R. R. 1, Brooklyn, Conn. (American-Standard) KEMPF, George T. Box 1127, Alfred, N. Y. KENAGY, Lloyd N. (RJ) 770 Fetters MiU Rd. Huntingdon Valley, Pa. (General Refractories Co.) KENAGY. William L. (RFI) 770 Fetters Mill Rd. Huntingdon Valley, Pa. (Simonds Abrasive Co.) KENAN, Wilfred M. 406 N. Green St., Morganton, N. C. KENDALL, Ernest G. (B) Atomics International- Div. North American Aviation, Inc. Box 309, Canoga Park, Calif. KENDALL. Thomas A. (S) University of Kentucky College of Eng., Lexington, Ky. KENDRICK, Robert W. (G) W. Main St., Westboro, Mass. (Bay State Abrasive Products Co.) KENDRICK, Thomas B. (G) Lancaster Glass Corp. 220-226 W. Main St., Lancaster, Ohio KENNEDY, Richard W .(L) 138 Woodside Dr., Newark, N. Y. (General Electric Co.) KENT, Joseph P. (WI) 247 Starr St., Brooklyn 37, N. Y. (Leviton Mfg. Co., Inc.) KENT. N. Johnson (RI) Johns-Manville Sales Corp. 22 E. 40th St., New York 16, N. Y. KENT, William B. (MI)1605 Fairview Place, Alliance, Ohio (Kentucky-Tennessee Clay Co.) KENTUCKY CLAY MINING CO. (W. J. Watkins) Mayfield. Ky. KENTUCKY-TENNESSEE CLAY CO,, INC. (Chester Gulick) Mayfield, Ky. KENWORTHY, Orville O. (B) 1486 Arthur Ave., Lakewood 7, Ohio (Ferro Corp.) KENYON, Clark (W) 18 Trenton Ave., Frenchtown, N. J. (Frenchtown Porcelain Co.) KEPKA, George M. (MI) Braun Chemical Co. 1363 S. Bonnie Beach PI. Los Angeles 54, Calif. KEPLINGER, Robert B. (RFI) Carroll Clay Co. Box 56, Carrollton, Ohio KERINS, M. P,, Jr. (E) Stauffer Chemical Co. . 380 Madison Ave. New York 17, N. Y. KERPER, Matthew J. (BI) National Bureau of Standards Div. 92, Washington 25, D. C. KERR. Charles H. (GF) 2861 Chatsworth Blvd. San Diego 6, Calif. Roster 57 tERRi H- Sinc,air <"') * Staf Porcelain Co. Box 1329, Trenion 7, N. J. CEBR. Jo*>n M. (BJ) jl7 Amherst Lane, Oak Ridge, Tenn. (Uni'-n Carbide Nuclear Co.) rgRR. 27. Raymond (kl-'l) Armstrong Cork Co. Box 1, Beaver Falla, Pa. ,-RRlDGE, Frank E. h Johnson Matthey & Co. Ltd. Research Labs., Exhibition Grounds Wembley, Middlesex, England rERSHNER. William G. (WI) ** 117 S. 14th St., Olean, N. Y. (Olcan Tile Co.) KESRI, James R. * 8610 44th Ave.. S., Seattle 18, Wash. cESSEL, David J. 207 Vassar S. E., Albuquerque, N. M. rgSTER, Ralph G. (RI) 1394 June Dr., Maumee, Ohio (Owens-Illinois) KEYS, Robert A., Jr. 308 Whitehall Rd.. Anderson, S. C. KIEFER, William F. (R) Corning Glass Works, Coming, N. Y. KIEHL, Harry R. (G) 223 Chemung St., Coming, N. Y. ' (Coming Glass Works) riESOW, Paul F.; (6) Forest Hills Dr., Elmira, N. Y. - (Westinghouse Electric COrp.) KILCOYNE, John R. (W) Canadian Porcelain Co. Ltd. Box 428, Hamilton, Ont., Canada KILGORE CERAMICS CORP. (D. H. Wallcup) Box 1619 Kilgore, Texas BLLMAR, Henry. M. (RI) Carborundum Co., Box 268 Perth Amboy, N-j. KlH.- Kee Hyong . Pennsylvania'State University . College of Mineral Industries University Park, Pa. KIM, You Song Rutgers, The State University School of Ceramics . New Brunswick, N. J. KIMBLE GLASS CO. (H. R. Black) 1700 N. Westwood Ave., Toledo, Ohio KINDER, Alan J. (S) Oconee Day Products Co. Milledgeville, Ga. KING, Burnham W.. Jr. (EFI) 2234 Lane Rd., Columbns 21, Ohio (Battelle Memorial Institute) KING, Charles B. (G) 189 Cedar St., Coming, N. Y. (Coming Glass Works) KING, Harry M. (B) 2102 Shady Lane Dr.. Huntsville, Ala. (Army Ballistic Missile Agencv) KING, R. M. (XFI) Lord Hall, Ohio State Univ. Columbus 10, Ohio KING, Robert M. 10609 Lindberg Ave. Pittsburgh 35, Pa. KING, Walter F. (M) 365 Arborlea Ave., Morrisville, Pa. (Shenandoah Silica Co., Inc.) KING, Wayne W. (R) 803 Kingston Rd., Baltimore 12, Md. (W. S. Tyler Co.) KINGERY, W. D. (B) Ceramics Div., Mass. Inst, of Tech. Cambridge 39, Mass. KINSMAN, Bradley Q. (MI) 7 Wicks Blvd., Coming, N. Y. (Coming Glass Works) URCHER, Paul J. (G) Maryland Glass Corp. 2147 Wicomico St, Baltimore 30, Md. KIRCHER, Wolfgang J Didier-Werke, 16 Lesaingstr. | Wiesbaden, West Germany fc>L. 37, No. 10 KIRCHNER, Henry P., Jr. (B) Cornell Aeronautical Lab. 4455 Genesee St., Buffalo, N. Y. KIRKENDALE, G. A. (XI) State University of New York College of Ceramics, at Alfred Univ. Alfred, N. Y. KIRKPATRICK, Frank (WFI) 2920 Manhattan Ave. Hermosa Beach, Calif. (General Tile Co.) K1RSCH, Thomas S. (I) Ferro Corp. 4150 E. S6th St., Cleveland 5, Ohio KITCHEN, Alan J. 95 E. Main St., Angelica, N. Y. KLANE, Frank (G) Coming Glass Works, Coming, N Y. KLATT, Robert W. (W) American Zinc Sales Co. 77 W. Washington St., Chicago, 111. KLAUS, Irving (W) 137 Winthrop Rd. Washington Park, Nixon, N. J. . (Permadent Products, Inc.) KLAUS, Sol C., Jr. (L) 50 S. Munn Ave., Apt. 804 East Orange, N. J. (General Instrument Corp.) KLEEMAN, Let A. (RI) . 5700'Center Ave'., Apt. 610 ' Pittsburgh 6, Pa. (Harbison-Walker Refractories Co.) KLEIN, Jonathan D. (I) Massachusetts Institute of Technology Rm. 4-051, Cambridge 39, Mass. TCLEINDIENST, Henry W. (R) 12 Maywood PI. Kings Park, L. I., N. Y. (Republic Aviation Corp.) KLEINPAUL, Mrs. Elfride . Kleiftpaul Caolini Argille ed Affini ' ^Via -Luigi. Razxa 2; Milano-, Italy KLEKOTKA, Joseph F. (G) ' 3601 Reed St., Philadelphia 46, Pa. (Philadelphia Naval Base) KLEMM, William A. (B) Kaiser Aluminum & Chemical Corp. Reduction Research Lab. Permanente, Calif. KLEVENS, H. B. (G) 6801 McPherson Blvd. Pittsburgh 8, Pa. (Mellon Institute) KLEYMEYER, Clifford A. (S) Standard Brick & Tile Corp. 123 N. W. Fourth St Evansville 8, Ind. KLICKER, Everett E. (R) Michigan Chemical Corp. Saint Louis, Mich. KLIMAN, Morton I. (B) 145 Grove St. Chestnut Hill 67, Mass. i (Arthur D. Little, Inc.) KLINE, Hugh L. (G) Corning Glass Works, Corning, N. Y. KLINEFELTER, T. A. (RFI) 2116 "F" St.. N. W. Washington 7, D. C. (U. S. Bureau of Mines) KL1NGSBERG. Cyrus Coming Glass Works Research & Development Lab. Corning, N. Y. KLIPPER, Joseph (M) Clipper Diamond Tool Co., Inc. 345 Hudson St., New York 14, N. Y. KLOCKE, Edward J. (M) H. C. Spinks Clay Co., Inc. 1000 First National Bank Bldg. Cincinnati 2, Ohio KLOCKNER, Herman Richard (W) Universal-Rundle Corp. New Castle Plant Box 1268, Maboningtown, Pa. KNAPP, James L., Ill Box 1153, Alfred, N. Y. KNAPP, Robert C. (L) R. R. 6, Auburn, N. Y. (General Electric Co.) KNAPP, Thomas E. (W) 120 Mission Meade Rd., New Castle, Pa. (Shenango China, Inc.) KNAPP, William J. (BI) University of California Dept, of Engineering Los Angeles 24, Calif. KNAUFT, Robert W. (R) Charles Taylor Sons Co. Box 58, Annex Station Cincinnati 14, Ohio KNECHT. Albert O. (WI) 201 Edgewood Avc^ New Castle, Pa (Universal-Rundle Corp.) KNESEL, Les (W) Cala Tile 4911 E. Slauson Ave., Maywood, Calif. KNIGHT, E. H. (S) Maurice A. Knight, "Knight-Ware" Box 150. Crooksville. Ohio KNIGHT, Mellen A. (B) Minnesota Mining & Mfg. Co. 2301 Hudson Rd., St. Paul 6, Minn. KNIGHTON, Heywood J. (G) 542 Lakepointe Grosse Point? Park 30, Mich. (Ford -Motof. Go.) IQflSELY. Robert C (G) McClain Dr., Vineland, N.'J. (Kimble Glass Co.) . KNIZEK, Jan Otto (R) Apartado 2739, Mexico, D. F. Mexico (Compania Mexicans de Tubos de Albanal, S. A.) KNOBLAUGH, Walter C. (RI) Box 271, R.R. 3, Tiffin,' Ohio ' (Basic, Inc.) KNOWLES, EDWIN M,, CHINA CO. (W. D. Packman) Newell. W. Va. ' KNOWLES; Philip S. (S) 210 Taylor Rd., 'Elgfru Texas (Elgin Butler Brick Go.) KNOWLTON, Donald E. (W) 510 S. Osage Ave., Inglea-ood, Calif (General Tile Co.) KNOX GLASS. INC. (A. W. Wishart) Knox, Clarion Co., Pa. KNOX. James J. (G) 6 Meinzer St., Avene], N. J. (Knox Laboratory, Inc.) KNUDSEN, Friedrich P. (BI) 4912 Crescent St., Washington 16, D. C. (National Bureau of Standards) KNUDSEN. Rolf Borgestad. P. A.. Norway (Borgestad Fabrikker) KNUTSEN. Eivind (R) Western Refractories Co. Box 169, lone. Calif. KOCH, Daniel O. (L) E. I. du Pont de Nemours & Co., Inc. Electrochemicals Dept. 71 Buckingham Ave. Perth Amboy, N. J. KOCH, Renato Marconi Italiana S. p. A. Stabilimento Tubi Elettronici Via Pile 60, L'Aquila, Italy KOCH, Richard L. (B) Walter Kidde & Co. 725 Broadway. Newark, N. J. KOCH, William J. (LI) Radio Corp. of America Electron Tube Div. Harrison, N. J. KOCHANEK, Michel (R) 4141 153rd St., S. E., Bellevue, Wash. (Gladding, McBean & Co.) KOEHLER, W. A. (RI) Mineral Industries Bldg. West Virginia University Morgantown, W. Va. KOENIG, Charles Jacob (WFI) Engr. Expt. Sta., Ohio State University Columbus 10, Ohio Roster 59 1G, E. W. (M) nsolidated Feldspar Dept. International Minerals ft Chemical Corp. Old Orchard Rd., Skokie, 111. . jiOENMG, John H. (LF1) RuLitir*, The State University School of Ceramics New Brunswick, N. J. KOENIG, L. C. (X) Lindberg Engineering Co. 2450 W. Hubbard St., Chicago 12, 111. KOHL, Hans Leerbachstr, 117 Frankfurt A. M., Germany (Degussa) KOHL, Walter H. (L) 12598 Valley View Dr. Los Altos, Calif. (Sylvania Electric Products, Inc.) KOHLER, Anthony M. (R) 400 Atlantic Ave., Spring Lake, N. J. (Consultant) KOHLER CO. (G. P. Gavin) Kohler, Wise. KOHN, Joseph (G) Universal Dental Co. 48th & Brown Sts., Philadelphia 39, Pa. KOHNE, Frank H. (W) Ceramic .Color & Chemical Mfg. Co. * New. JJngljtou, Pa. KOHNKEN, Donald H. (EJ) 1908 Ramblewood Rd. Baltimore 14, Md. (Pemco Corp.) KOLLIE, Thomas G. 653 Willard Ave., S. W., Atlanta, Ga. KOMAREK. Kurt L. (B) . New York .University College of Engineering University Heights New York 53, N. Y. KONEMANN, Clarence J. (E) 92Noble St.Kutzfown, Pa. (Bally Metal Products, Inc.) KONOPICKY. Kamillo Forschungsinstitut der Feuerfest-Industrie Helmholtzstr. 27, Bonn, Germany ' KONOWITCH, Gilbert D. 2010 N. 74th Ave. Elmwood Park 35, 111. KONRAD, Howard E. (R) Claire Dr., R. R 2, Somerville, N. J. (Johns-Manville Corp.) KOOIJ, K. Chamotte Unie N.V. 7, Tielcrweg Geldermalsen, Holland KOOS, E. K. (WI) Sterling China Co. East Liverpool, Ohio KOPP GLASS, INC (C. E. Leberknight) Box 8255 Pittsburgh 18, Pa. KOPPERS CO- INC (Frank L. Jones) Box 128, Verona, Pa. KORA, Yosio 2 Chome, Katsuyama-Cho Yawata, Fukuoka, Japan (Kurosaki Fire Brick Mfg. Co. Ltd.) KOROLKOFF, Nicholas O. (L) Rome Air Development Center, USAF RCSGME--Griffiss AFB, Rome, N. Y. KOSCHNY, Arthur American Ceramic Society, Inc. 4055 N. High St., Columbus 14, Ohio K0SHUBA, Walter J. (BI) 424 HiUcrest Dr- Wyoming IS, Ohio (General Electric Co.) KOUBEK, Francis J. (R) 1600 Forest Park Ave. Baltimore 7, Md. (U. S. Naval Ordnance Lab.) KOVALICH, Joseph J. (W) 189 Villa PL, Rahway, N. J. (Radio Corp. of America) KOWAL, Leo B. (G) Canadian Pittsburgh Industries, Ltd. V 300 Blvd. St. Croix Ville St. Laurent, Que., Canada & Vol. 37, No. 10 (1958) KOWALCZYK, Robert A. 237 W. Beaver Ave., State College, Pa. KOWALKA, Warren R. (G) Libbey-Owens-Ford Glass Co. 170! E. Broadway, Toledo 5, Ohio KRAFT, C W. (S) KraftOe Co- Nflcs, Calif. KRAFT, Maurice M. (E) Knit Chemical Co. 917 W. 18th St., Chicago 8, I1L KRAFT, Ralph G. (L) 102 W. Chateau Place Milwaukee 17, Wise. (Allen-Bradley Co.) KRAFTILE CO. (C. W. Kraft) Niles, Calif. KRANER Hobart M. (BFI) Bethlehem Steel Co. Bethlehem, Pa. KREGER John M. (R) Valentine Fire Bride Co. Div. A. P. Green Fire Brick Co. Woodbridge, N. J. KREHBIEL, Frederick H. (G) Box 36, Pataskala, Ohio (Owens-Corning Fiberglas Corp.) KREIDL, E. L. (B) A. D. Little, Inc. .. IS Acorn. Park, Cambridge 40, Mass. . KREIDL. Norbeft J. (GF) . "Bausfcb & Lodtb Optical Co,Rochester'2, N. Y. KRELLN ER, Walter G. (L) Stackpole Carbon Co., St. Marys, Pa. KREUER Albert L. (M) Orcfraction, Inc., 7425 Thomas St. - .Pittsburgh 8, Pa. KRIEGEL, W. Wurth (XFI) North Carolina State College Dept of Mineral Industries Raleigh, N. C. KRIGER Frederick S. .(G) 148 E- Second St, Corning. N..Y: (Coming' Glass. Works) ' KROCHMAL, Jerome J. (R) 1641 Layton Dr., Dayton 6, Ohio (Wright-Patterson AFB) KROECK, William H. (G) Bell Telephone Labs. 555 Union Blvd., Allentown, Pa. KROGSTIE, Lars Bernhard Norsk Tcknisk Porselenfabrikk Box 188, Fredrikstad, Norway KRONBERG, Merritt L. (B) General Electric Co., Research Lab. Schenectady, N. Y. KRONMAN, Samuel J. (WI) Carteret China Co. High St.. Carteret, N. J. KRUMWIEDE, John F. 404 Fox River St, Plainfield, I1L KRUSON, Joseph H. (RI) Box 358, Frostburg, Md. (Big Savage Refractories Div. Mexico Refractories Co.) KRYSTYNIAK, Casimir W. (R) 343 Howell St, Schenectady 3, N. Y. (General Electric Co.) KRYWULT, Edward Z. (W) 171 St. Joseph Ave. Long Beach 3, Calif. (Huntington Tile, Inc.) KUCZYNSKI, George C. (B) University of Notre Dame Box 145, Notre Dame, Ind. KUECHLER, Adolph (BI) 169 Congress Ave., Providence 7, R I. (American Emery Wheel Works) KUGLER, Willy Stoneware Factory Embrach Ltd. Embrach, Zurich, Switzerland KULCSAR, Frank (L) Clevite Research Center 540 E. 105th St., Cleveland 8, Ohio KUMINS, Charles A. (B) Interchemical Corp. Central Research Labs. 432 W. 45th St., New York 36, N. Y. KUMMEL. Marshall L. 1191 Merrick, Detroit, Mich. KUNDLER, Hanns H. (M) Arnhold Ceramics, Inc. One E 57th St, New York 22, N. Y. KUNZ, Joseph F. (G) 341 W. 25th St., Erie, Pa. (Bausch & T omb Optical Co.) KUNZMAN, Edward E. (Ml) Ferro Corp., 4150 E. 56th St Cleveland 5, Ohio KURKJIAN, Charles R Department of Glass Technology Sheffield University Sheffield, England KURTZ. Peter. Jr. 827 Second St, Apt B. Santa Monica, Calif. KUSHNER, Burton A. (RJ) 780 Greenwich St New York 14, N. Y. KUYPER, Geoffrey S. (RJI) Griffin Wheel Co. 445 N. Sacramento Blvd. Chicago 12, III KYANITE MINING CORP. (Gene Dixon) Dillwyn, Va. KYI, Maung Yu Union of Burma Applied Research Inst - ' Junction of Kaba Ave.r)Catibe' Rd, ' Kanbe, Rangoon, Botina KYOKWAI, Yogyd; Ceramic Association, Japan No. 7r Shiba Nishikubosakura Gawa-Cho, Minato-Ku, Tokyo, Japan KYONKA, Joseph C (WI) 14304 Bellevue Dr., Hopkins, Minn. ( Minneapolis-HoneyweU Regulator Co.) ' KYSER, John A. (L) R R 2, Olean, N. Y. (HiTO Div., Aefovox'Corp.) L LABANSAT; Jacques Centre Technique des Tuiles et Briques 23 rue de Cronstadt, Paris XV, France LABORATORIO QUIMICO NACIONAL (Jorge Ancizar-Sordo) Ministerio de Minas y Petrolcos Apartado 2577, Bogota, Colombia LACHMAN, Irwin M. (LI) Box 881, Redwood City, Calif. (Thermo Materials, Inc.) LACLEDE-CH RISTY WORKS REFRACTORIES DIV. H. K. PORTER CO. (W. L. Fabianic) 4705 Ridgewood Ave., St Louis, Mo. LACONICH, Sixto Godofredo Porcelana Americana S. A. San Julian y Andes Lomas de Zamora, F.C.N.G.R. Argentina LACY, Lyman W. (S) Cannon & Co., Box 802 Sacramento 4, Calif. LADOO, Raymond B. (M) 42 Huntington Rd., Newton 58, Mass. (Consulting Engineer) LaFORGE, Louis H.. Jr. (L) 764 Marion Ave., Palo Alto, Calif. (Sylvania Electric Products, Inc.) LAIDLER, Douglas S. Associated Lead Manufacturers Ltd. 7, Wadsworth Rd., Perivale Greenford, Middlesex, England LAIRD, Charles (SI) Box 462, Holly Springs, Miss. (Holly Springs Brick ft Tile Co., Inc.) LAIRD, Robert K. (E) 4807 Blue Bird Ave., Louisville 13, Ky. (American Radiator & Standard Sanitary Corp., Plumbing Div.) LAKTASICH, Peter M. Box 847, Alfred, N. Y. Roster 61 ,-MAlRE. Robert V. (RI) ** Sawmill Rd., Warren Twp. Plainfield, N. J. (International Nickel Co., Inc.) . AMAR. Georg; B. (R) Interchemicril Corp., Albion Kaolin Div. Hcphzibah, Ga. r MfAR, Wayland W. (RJ) Hephzibab, Ga. (Interchemical Corp.) jjUlB, Hal (M) Braun Chemical Co. 1363 S. Bonnie Beach PI. Los Angeles 54, Calif. AMBE, C. M. (MFI) 2319 Thayer St., Evanston, 111. (United States Gypsum Co.) LAMBERT, Joseph M. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. LAMBERT, Theron M. (L) King Laboratory, Inc. 2645 S. Second, W. Salt Lake City, Utah LAMBERTSON, Wingate A. (Bl) Carborundum Co., Res. & Development Div. . Niagara Falls, N. Y. LAMBERTUS. Harold (B) : American. Bearing Con*.'. .'429 S. Harding. St. LARKIN, Paul G. (W) 250 N. Harrison St., Campbell, Calif. (Consultant) UROCCA, Frank J. (R) Colorado Fuel & Iron Corp. Box 316, Pueblo, Colo. LARSEN, Inge Marie A/S Bing & Grondabl Vesterbrogade, 149 Copenhagen, Denmark LARSON, Charles E. (G) R. R. 4, Brookville, Pa. (Sylvania Electric Products, Inc.) LARSON, Paul F. (W) 3866 Norman Ave., N. W. Canton 9, Ohio (Sparta Ceramic Co.) LARSON, Thomas L. (RJ) 971 Pleasant, Boulder, Colo. (U. S. Navy) LASDAY, Albert H. (G) R. R. 4, Box 324, Morgantown, W. Va. (A. H. Lasday Co.) LASEMAN, Malcolm E. (R) 51 S. Fenton St., Denver 14, Colo. (Denver Fire Clay Co.) LASKY, Elliott 274 First Ave., New York, N. Y. LASS, George 4011 Brownlee Rd., Louisville 7, Ky. LAtCHFORD GLASS CO. (C. L. Dillon) Box 71707 .- LAYSON, W. G., Jr. (L) 518 Sterling St., Chattanooga 5, Tenn. (American Lava Corp.) LAYTON, Donald R. (GI) R. R. 1, Dunns Station, Pa. (Continental Can Co., Hazel-Atlas Glass Div.) LAYTON, James H,, Jr. (R) Pittsburgh Corning Corp. One Gateway Center Pittsburgh 22, Pa. LEAD INDUSTRIES ASSOCIATION (Robert L. Ziegfeld) 60 E. 42nd St New York 17, N. Y. LEAKE, Fred, Jr. (M) Evans Lead Corp., Box 1467 Charleston 25, W. Va. . LEANDER, Karl Johan AB Hoganasmetoder Hoganas, Sweden LEAVER, Stanley (R) 97 N. Buffalo Rd., Apt 4 Orchard Park, N. Y. (Carborundum Co.) LEAYCRAFT, Edgar C. (L) 9 Kinry Rd.. Poughkeepsie, N. Y. (IBM Corp.) LE BELL, Rolf Casimir . Pargas Kalkbergt Aktiebolag .,,ABO Kakelfabrik Slottsgatan S2.ABO, Finland .. j .i 11i iil : ii - \ Indianapolis 7, Ind. Los Angeles 1, Calif. - LEBERKNiGhT, C. E. (CF) ' LAMBIE. J. M. (R) LATHE, Frank E. (R) Kopp Glass; Inc. -" Findlay day Products Co. National Research Council Box 8255, Pittsburgh 18, Pa. Washington, Pa. LANDBACK, Charles R., Jr. (W) Ottawa, Oht, Canada LATIMER, Glen H. (R) LeBLANC; John R. 63S Broad St, Brockway, Pa. i Carborundum Co., Keasbey, N. J. LANDRON, Rafael, Jr. (R) 2613 Dogwood Ln. East Norriton Twp. LEBRUN, Paul Ideal-Standard, S. A. Corning Glass Works, Corning, N. Y. LANE, George J. (M) Edgar Plastic Kaolin Co. Edgar, Fla. LANE, John R. " ', 306 W. Beardsley, Champaign, 111. LANE, Richard O. (WI) Macklin Co., 2917 Wildwood Ave. Jackson, Mich. LANG, Richard L. (G) Ohio Fuel Gas Co. 17 N. Fourth St., Zanesville, Ohio LANG, Samuel G. (E) Hartwood Glass A Metals Co. Box 865, Martinsburg, W. Va. LANG, S. M. (WF) Nuclear Materials & Equipment Corp. Box 436, Apollo, Pa. LANGE, James M. (R) Bethlehem Steel Co., Fuel Div. Bethlehem, Pa. LANGE, Louis A. (M) Industrial Heat Control Products Norristown, Pa. (E. J. Lavino & <~o.) LATIMER. Horace L. (WI) 1333 Firwood Dr., Pittsburgh 16, Pa. (O. Hommel Co.) , LATIMER, Trent W. Ohio State University, Baker Hall Columbus 10, Ohio LATTIN, Judson M. (R) 14644 S. Edbrooke Ave., Dolton. III. (International Harvester Co.) LAUCHNER, Julian H. (E) University of Illinois Dept, of Ceramic Engineering Urbana, 111. LAUGHLIN, HOMER. CHINA CO. (J. M. Wells) Newell. W. Va. LAURIE, DOMINIC (RI) Titanium Alloy Mfg. Div., National Lead Co. Niagara Falls, N. Y. LAUZAU, Wilbur R. (R) National Carbon Co., Fostoria. Ohio Vilvorde, Belgium - Le CLERCQ, L. J. (B) . Gladding, McBean & Co. .2901 Los FeUz Blvd. . Los'Angeles 39, Calif. LEDDY, Robert M. (SI) Box 128, Hammonton, N. J. (Alliance Clay Product Co.) LEDLOW, Forrest L. (W) Aztec Ceramics, Inc., Box 337 San Antonio, Texas LEE CLAY PRODUCTS CO., INC (Martin S. Bowne) Clearfield, Ky. LEE, Don W. 208 Pinehurst Rd., Fairfax Wilmington 3, Del. LEE, Harley C. (RF) Basic, Inc., 845 Hanna Bldg. Cleveland 15, Ohio LEE, James A. (S) Southern Brick & Tile Mfgrs. Assn. 230 Spring St., N. W., Atlanta 3, Ga. ? ri :n vf ' X' vit 3 ,,v? ':3 TJ` j 641 Hawthorne Ave. LAWLER. Harry A. (RJ) LEE, P. William (BI) South Milwaukee, Wise. 8-C 67th St., Sandra Ct. Apts. 205 Elmwood Blvd., York, Pa. LANGROD. Kasimir (W) i. f. Atomics International Div. $ North American Aviation, Inc. Box 309, Canoga Park, Calif. LANGSTON, Robert B. University of California Hearst Mining Bldg., Rm. 250 Berkeley 4, Calif. LANIER, William S. (R) Babcock & Wilcox Co. Old Savannah Rd., Augusta, Ga. LANNES, Eugene M. (RI) 1695 N. Union St., Fostoria, Ohio (Hoeganaes Sponge Iron) ' LAPP. Grover W. (MF) Lapp Engineering Co. 68 W. Main St-. Le Roy, N. Y. LAPP INSULATOR CO., INC (K. E. Stettinius) Le Roy, N. Y. LARIN. David J., Jr. 4703 18th N. E.. Seattle 5, Wash. Niagara Falls, N. Y. (Carborundum Co.) LAWLESS, Emmett A.. Jr. (S) Alton Brick Co.. Box 394, Alton, 111. LAWRENCE. Howard O. (W) Industrial Ceramics Ltd. Cnoksville. Ont.. Canada LAWRENCE, Ralph V. (RI) 926 Kenneth Rd., Glendale 2, Calif. (Gladding, McBean & Co.) LAWRENCE. Walter F.. Jr. (LI) 153 Momingside Rd., Verona, N. J. (RCA Victor) LAWRENCE. Willis G. (BI) State University of New York, College of Ceramics. Alfred, N. Y. LAWSON, W. Branch (W) 647 N. Elm St., Erwin, Tenn. (Lawson Feldspar & Minerals) LAYDEN. George K.. Jr. Pennsylvania State University Box 23, Mineral Industries (Dentist's Supply Co. of New York) LEE. Soon Shik Dae Han Chinaware Co., Ltd. 112, 2-Ka Bongnae-Dong Youngdo-Ku, Pusan, Korea LEEDS, Donald H. (RJI) 4908 Imlay Ave., Culver City, Calif. (Douglas Aircraft Co.) LEFFORGE, John W. (B) 39 Highland Ave. Lynnfield Center, Mass. (Emerson & Cuming, Inc.) LEFORT, Henry G., Jr. (I) 1903 Southwood Dr., Champaign, 111. LEGGETT. Hyman (B) 11023 Chimineas Ave. Northridge, Calif. (North American Aviation, Inc.) LE HERON, Harold Etablissements Porrher Urines de Revin, Ardennes, France i! LARISCH, Herbert W. (E) 10 Rutgers St., E. Hill Estates Smithtown, N. Y. (Fairchild Engine Div.) University Park, Pa. LAYNE. Fred A. (W) Louthan Mfg. Co., Box 781 East Liverpool, Ohio LE1BIG, Edward C. (R) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. ) |Vol. 37, No. 10 (1958) Roster 63 r , EIBSON. J. S. (WI) Jasuiator Dept., Genera] Electric Co. S. Charles & Cromwell Sts. Baltimore 3, Md. rEIPOLD, Martin H., Jr. 340 K. Los Robles #37 Pasadena, Calif. LEISER, Craig F. 8344 30th N. W., Seattle 7, Wash. LEISEY, William B. (G) 615 Elm Ave, Muhlenberg Park Reading, Pa. (Western Electric Co.) LE1TTEN, Carl F. (R) SO Hawkins Ave., Hamburg, N. Y. (Electro Refractories ft Abrasives Corp.) J.ELL, Eberhard (B) Bausch & Lomb Optical Co. St. Paul St., Rochester 2, N. Y. EEMMERMAN. Paul C. (R) E. I. du Pont de Nemours & Co., Inc. Grasselli Chemicals Dept. 1321 National City Bank Bldg. Cleveland 14, Ohio IxMUNYON, James S, (E) Tappan Co., 250 Wayne- St. Mansfield, Ohio tENAS, Leandros v,.North. Carotin* State-College ' Riddick! 13; Raleigh,:N. J.ENCHNER, Theodore (DF) 5158 Beeler St., Pittsburgh 17, Pa. (Vitro Manufacturing Co.) LENIE, Camille A. (R) 1837 Jerauld Ave. Niagara Falls, N. Y. (Carborundum Co.) LENNON, A. G. (W) Canadian Potteries Ltd. 360 Blvd. du Setninaire St. Johns, Que, Canada ; LENNON. John W. ()VI) : . Battelie Memorial Institute 505 King. Ave., Columbus 1, Ohio LENTZ, Clarence J. (R) Quebec Iron ft Titanium Corp. Box 40, Sore!, Que., Canada LEONARD, Jean (M) 96-24 Corona Ave., Corona 68, N. Y. (Jean Leonard Ceramics) LEOPOLD. Jean H. Leopold ft Cie. Pfaffenhoffen, (Bas-Rin), France LEO-WOLF, A. L. (M) Carborundum Co., Globar Div. Niagara Falls, N. Y. LEP1E, Myron P. 18 Travis Dr., Chestnut Hill 67, Mass. LEPORE, Donald A. (XJ) 136 Bridge St., Roselle Park, N. J. LEPP, Jack M. (S) 1357 Nichols PI., Ashland, Ky. (Carlyle Tile Co.) LEPPER, A. E. (W) Shawnee Pottery Co. 2200 Linden Ave., Zanesville, Ohio LERMAN, Leon (BI) Sylvania Electric Products, Inc. Microwave Tube Lab. Mountain View, Calif. LESAR, Albert R. (RI) 509 Woodlawn, Mexico, Mo. (A. P. Green Fire Brick Co.) LESENSKY, Leonard (L) Raytheon Manufacturing Co. Foundry Ave., Waltham 54, Mass. LESLIE, Ernest R. (R) Norton Co., Worcester 6, Mass. LESSO. Harold F. (R) 631 Beechmont Dr. Dearborn Hills, Mich. (Great Lakes Steel Corp.) LESTER, Ronald H. (LI) 3811 Garrison Blvd., Baltimore 15, Md. (Insulator Dept., General Electric Co.) LESTER, W. Ronald (GF) Emhart Manufacturing Co. % 333 Homestead Ave. Hartford 2, Conn. LESZL, Matthias "Smalteria e Metallurgies. Veneta" Bassano del Grappa, Italy LETORT, Marc Yves . LIMES, Robert W. (RF1) Republic Steel Corp. 6801 Brecksville Rd. Research Center, Cleveland 3L, Ohio Centre National d'Etudes et LIN, Francis C. M. (G) Rccherches Ceraroirtues Westinghouse Electric Corp. 3 Avenue Paul Doumer Paris 16, France Materials Engr. Dept., Ceramics Sect. 7325 Penn Ave., Pittsburgh 8, Pa. LETTER, Eugene C. (B) LINDEN, Carl H. (R) Bausch ft Lomb Optical Co. Selas Constructors, Inc. Chemical Res. Lab. Box 7751, Houston 7, Texas Rochester 2, N. Y. LINDENTHAL, James R. (LJI) LEVENGOOD, William C. (G) 4781 N. Lilly Rd., Brookfield, Wise. Ball Brothers Co., Inc., Muncie, Ind. LEVETT, Peter D. (L) Arnold Engineering Co., Marengo, 111. LEVI, Ormonde S. (G) Verd-A-Ray Corp. 615 Front St., Toledo 5, Ohio LEVIN, Ernest M. (BF) National Bureau of Standards Div. 9.3, Washington 25, D. C. LEVIN, I. (M) L ft L Manufacturing Co. 136 Eighth St. Upland, Chester, Pa. LEVINE, Irving L. (M) 100 Elm Tree Lane, Syracuse 9, N. Y. (General Electric Co.) ' IiEVINEyP. ;(RJ) v '. ^ Tibw Chemical pf; Canada Ljd.v oyA Sarnia, Ont; Canada ' LEVY. Raymond H. (R) 5501 Lynview Ave., Baltimore 15, Md. (Martin Co.) LEWIS, Albert D. '(G) Kimble Glass Co., Sub..Owens-Illinois Box 230, Vineland, Nl J. LEWIS, Arthur E. (B) (Centralab Div., Globe-Union Inc.) LINDENTHAL, John W. (GI) Ohio State University Engineering Experiment Sta. Columbus 10, Ohio LINDGREN, James B. (L) Lind Corp. * 1181 Hughes Dr., Trenton 90, N. J. LINDQUIST, C Alan, Jr. (LI) Box 618, Conneaut, Ohio (Astatic Corp.) LINDROTH, Stig A. Svenska Ackumulator AB. Jungner Oskarshamn, Sweden LINDSAY, Carey E. (RI) Niles Fire Brick Div. . . . Mexico. Refractories'Go. . 165' E-Park Ave.; -Niles,- Dhlo,h =-r'V: LINDSAY, Charles'/.'(&).' Carr-Lowrey: Glass Co. Kloman ft Wenbum Sts. Baltimore 30, Md. LINDSAY. J. Gordon (R) ; Aluminium Labs. Ltd. Arrida, Que., Canada 527 San Ysidro Rd. LINDSEY, Ben S. (W) ' . . Santa Barbara, Calif. Milwhite Co., Inc. (Aerophysics Development Corp.) Box 15038, Houston 20, Texas LEWIS, George T' R. R. I. Rushville, N. Y. ' . LINKHORN, William ,H. (W) . . Ventura *Dr,, Danielson. Conn. LEWIS, Gordon (BJ) (American Radiator & Box 253, Alfred, N. Y. Standard Sanitary. Corp.) LEWIS, Gordon E. (SI) , Glen-Gcry Shale Brick Corp. Box 86, Shillington, Pa. LINNELL, Robert H. (B) University of Vermont Dept, of Chemistry, Burlington, Vt LEWIS, J. H. (G) Blue Ridge Glass Div., American-Saint Gobain Corp. Kingsport, Tenn. LEWIS, J. M. (W) Abingdon Potteries, Inc. 801 N. Main St., Abingdon, 111. LEWIS, John W., Jr. (R) Dixie Fire Brick Co., Kimberly, Ala. LEWIS, William C. (G) Big Flats. N. Y. (Coming Glass Works) LIBBEY-OWENS-FORD GLASS CO. (George B. Watkins) 1701 E. Broadway Toledo 5, Ohio LIBERATORE, Laurence C. (G) Taylor Instrument Co. 95 Ames St., Rochester 1, N. Y. LINSEIS, Max Selb/Bay Gerhard-Hauptmannwcg 9, Germany (Consultant) L1NTZ, E. H. (WFI) 16 Springhaven Rd., Wheeling, W. Va. (Wheeling Tile Co.) L1NWOOD, Sidney H. (L) Stackpole Carbon Co, St Marys, Pa. LINZ, Arthur (E) 551 Fifth Ave., New York 17. N. Y. (Consultant) LITHIUM CORP. OF AMERICA, INC. (Walter M. Fenton) 1100 Title Insurance Bldg. 400 Second Ave, S. Minneapolis 1, Minn. LIBERTY GLASS CO. (Frank P. Collins) Collins Bldg., Sapulpa, Okla. LITTLE. John M. (S) 1012 Woodland Ave, Winchester, Va. (Shenandoah Brick ft Tile Co.) LICHT, Charles A. (R) U. S. Reduction Co. 4610 Melville Ave., East Chicago, Ind. LITTLETON, Joseph C. (G) 231 Delevan Ave, Coming, N. Y. (Coming Glass Works) LIED, Robert C. (R) Argonne National Lab. LITTLETON, J. T. (Honorary, GF) Coming Glass Works, Corning, N. Y. Box 299, Lemont, IU. LIVOVICH. Andrew F. (R) LIEDER, Phillip H. (R) 2600 Dogwood Lane, Norristown, Pa. 337 N. Virginia Ave, Hobart, Ind. (Universal Atlas Cement Co.) (E. J. Larino ft Co.) L ft L MANUFACTURING CO. LIEDERBACH, William H. (LI) 202 Prospect Ave., Pewaukee, Wise. (I. Levin) 136 Eighth St Upland, Chester, Pa. (Centralab Div., Globe-Union Inc.) LLOYD. Katherine (R) LIGON, Elmer R. (SI) W. S. Dickey Clay Mfg. Co. Kaiser Aluminum ft Chemical Corp. 1924 Broadway, Oakland, Calif. Box 402, Pittsburg, Kans. LO, Wing-Cheuk LILLIE, Howard R. (GF) 89 Payson Lane, University Heights 191 Dclevan Ave., Coming, N. Y. New Brunswick, N. J. (Coming Glass Works) LOBAUGH, Frank E. (RI) LIM, Richard H. Y. 1052 Sherman Ave, Plainfield, N. J. Box 1039, Alfred, N. Y. (Universal Atlas Cement Co.) Vol. 37, No. 10 (1958) Roster 65 lOBDELL, Edward M. (G) 2627 Gunckel Blvd., Toledo 6, Ohio (Owens-Illinois Technical Center) i OCHRIDGE, James F. (E) Ferro Enamel de Mexico, S. A. 450 Oriente 171, Mexico 14, D. F. J.OCKE, Ralph S. (B)_ Diamond Springs Lime Co. Box 409, Diamond Springs, Calif. LOEHRKE, Harry F. (G) 4234 Beverly Dr., Toledo, Ohio (Owens-Illinois Technical Center) inGAN CLAY PRODUCTS CO. (Barton A. Holl) Box 698 Logan, Ohio LONDEREE, Joseph W,, Jr. (B) Corning Glass Works Pilot Plant #2 Coming, N. Y. LONG, Bernard Glaces de Boussois 22, Boulevard Malcsherbes Paris 8, France LONG, John V. (G) Solar Aircraft Co. 2200 Pacific Highway San Diego 12, Calif. LONG, Luther L. (G) Owiens-Coraing Fiberglas Corp. . 'Case At*'., .Newark, Ohio; . "LONG, Roberti-Sr,. (El. American Porcelain Enamel. Co. 1285 Ei Keating Ave. Muskegon 36, Mich. LONG, Robert R. (W) National Tile Mfg. Co. 1200 E. 26th St, Anderson, Ind. LONG, Russell E. (RI) American Encaustic Tiling Co. 1000 Cannon Ave., Lansdale, Pa. LONGENECKER, Robert J. (MI) ..' 46 James Rd., Broomall, Pa. ... (Foote. Mineral Co.)- . 'lONGFSITZ, Robert K. (RI) Clearfield Clay Products'Co. Box 748, Clearfield, Pa. LONGWELL. Burton (E) Republic Steel Corp. 1420 Republic Bldg., Cleveland 1, Ohio LOOMIS, David G. (M) Loomis Engineering & Mfg. Co. R. R. 46. Caldwell, N. J. LOREY, Frederick D. (GI) One Pinewood Circle, Coming, N. Y. (Corning Glass Works) LOREY, G. Edwin (B) Dept, of Ceramic Engineering School of Mines & Metallurgy Rolla, Mo. LOSCO, Alfred G. (B) 15 Winters St.. Oakland, N. J. (National Beryllia Corp.) LOUDEN, R. H. (WI) McGean Chemical Co. Midland Bldg., 101 Prospect Ave. N. W. Cleveland 15, Ohio LOUGHRIDGE, Frederick A. (G) Pine St., Manchester, Mass. (Sylvania Electric Products. Inc.) LOUTHAN MANUFACTURING CO. (Fred A. Layne) Box 781 East Liverpool, Ohio LOVE. L. G. (G) National Lime & Stone Co. First National Bldg., Findlay, Ohio LOVELAND. Edward W. (M) 296 Knox Ave., Cliffside Park, N. J. (Fran-Stef Corp.) LOVELL, George H. B. Silwood Ceramics, Box 152 Bergvlei, Johannesburg, South Africa LOVENBACH, J. Glaceries de Saint Roch S. A. 77, Av. R. Vandendriessche . Brussels 15, Belgium LOVETTE. Paul V.. Jr. (R) Corhart Refractories Co., Inc. 940 Commonwealth Bldg. Louisville 2, Ky. Vol. 37, No. 10 (1958) LOWE, Earl C. (SI) Box 46, Logan, Ohio ( Straitsville Brick Co.) LOWE, Edwin C. (R) 405 Sarah St.; Chippawa, Ont., Canada (Norton Co.) LL,,V, George K. (RI) Charles Taylor Sons Co. Heights-Rockefeller Bldg., Rm. 210 Mayfield at Lee, Cleveland 18, Ohio LOWE, William S. (R) A. P. Green Fire Brick Co. 1018 E. Breckenridge St., Mexico, Mo. LOWER, Clarence G. (S) New Bethlehem Tile Co. 311 Lafayette St., New Bethlehem, Pa. LOWER, David H. 153 E. Elm St., Homell, N. Y. LOWER, Lloyd C. (S) 227 Washington St. New Bethlehem, Pa. (New Bethlehem Tile Co.) LOWER, Lloyd, Jr. (S) New Bethlehem Tile Co. New Bethlehem, Pa. LOWRANCE, Robert T. (W) Jackson Tile Manufacturing Co. Box 2006, Jackson, Miss. LUBALIN, Irwin (R) /, British' Industries Corp. . ; . 80 Shone R`d,, Port Washington, H. Y. .. LUCAS, Howard R. (G) Owens-Illinois'Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio LUCAS, Joseph M. (W) " 1431 Broad Blvd. Cuyahoga Falls, Ohio (U. S. Stoneware Co.) LUCEK, John R. (L) 51 Bushey Rd., Pittsfield, Mass. (General Electric Co.) LUG1ER, Arthur E.: . - 704'Kunnymede'-Rd., Raleigh, N.'C.LUDWIG, David W. (GI) Pittsburgh Plate Glass Co. One Gateway Center , Pittsburgh 22, Pa. LUDWIG, Urban W. (G) 7901 Volk Dr,, Dayton 15, Ohio (Univis Lens) LUEDERS. Roland (M) 3241 Bradford Rd. Cleveland Heights 18, Ohio (Ferro Corp.) LUHRS, Millea E. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo, Ohio LUKS. Daniel W. (WI) Box 182, Frenchtown. N. J. (Frenchtown Porcelain Co.) LULL, Stanley E. (RI) 69C Court St., Westfield, Mass. (Cortland Grinding Wheels Corp.) LUXAK, Thomas E. (LI) Globe-Union Inc., Centralab Div. 900 E. Keefe Ave.. Milwaukee 1, Wise. LUND, H. Howard (S) 44 S. Elmwood Ave., Palatine, 111. (Armour Research Foundation) LUND. L. Howard (S) 254 South St., East Palestine, Ohio (Central Commercial Co.) LUND, Melvin S. (M) 2342 Ridgewood Ave., Alliance, Ohio (Vitro Manufacturing Co.) LUND. Randolph A. (RJ) 1717 W. 105th St., Chicago 43, IU. (United States Steel Corp.) LUSHER, Gerald H. (R) Norton Co., 5905 Pacific Blvd Huntington Park, Calif. LUX. John H. (R) Haveg Industries, Inc. 900 Greenbank Rd. Wilmington 8, Del. LYLE. Aaron K. (GF) 21 Cumberland Rd. West Hartford 7, Conn. (Emhart Manufacturing Co.) LYNAM, Thomas R. Oughtibridge Silica Firebrick Co. Ltd. Oughtibridge, Nr. Sheffield, England LYNCH, Eugene D. (BR) Argonne National Lab. Bldg. D-22, Box 299, Lemont, 111. LVNCH, James F. (R) Battellc Memorial Institute 505 King Ave., Columbus 1, Ohio LYNCH, John F. (W) 210 Park, Elmhurst, III. (Engineered Ceramics Mfg. Co.) LYN SAVAGE, Walter F. (G) 210 Arnold Ave., Port Allegany, Pa. (Pittsburgh Corning Corp.) LYON, John B. (S) Acme Brick Co., Denton, Texas LYON, Kenneth C. (GF) 357 E. Washington St., Dunkirk, Ind. (Ball Brothers Co., Inc.) LYON, Stuart R. (L) International Business Machines Corp. Plant 2, Dept 586 Poughkeepsie, N. Y. LYONS. Clifford T. (W) 9825 Bowman Blvd., Dallas 20, Texas (Southwestern Talc Corp.) LYONS, Edward J. (R) . Babcock.A Wilcox Co, Box 923, Augusta, Ga. . LYONS, S, C (B) . Georgia Kaolin Co.' Dry Branch, Ga. LYTLE, Jack A. (LI) 308 E. Green Tree Rd. Milwaukee 17, Wise. (AIlen-Bradlcy Co.) LYTLE, W. O. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38,-Pa. LYTTLE, Frobisher T. (W) 1031 Findley Aye., Zanesville, Ohio. . (Mosaic Tile Co.) Me McADOO. D. Parker (W) J. M. Huber Corp. 100 Park Ave., New York 17, N. Y. McALLISTER, Christopher (GI) Box 281, Clarksburg, W. Va. (Pittsburgh Plate Glass Co.) McALPINE, Kenneth B. (G) General Electric Co., Large Lamp Dept. Incandescent Lamp Advance Engr. 31436 Nela Park, Cleveland 12, Ohio McAULEY, James W. (G) 2334 Sherwood Rd., Toledo, Ohio (Libbey-Owens-Ford Glass Co.) McBRAYER, Robert D. Box 4276, State College Sta. Raleigh, N. C. McBREEN, Kenneth L. (W) Box 1866, Richmond, Calif. (American--Standard) McBURNEY, John W. (SF) 1543 N. Falkland Ln. Silver Spring, Md. (Consultant) McBURNEY, William C. (D) R. R. 5, New Castle, Pa. (Shenango China, Inc.) McCAIN, Kenneth B. (R) Wilbur B. Driver Co. 1875 McCarter Hwy., Newark 4, N. J. McCAMMON, James W. (M) Dept of Mines, Parliament Bldgs. Victoria. B. C., Canada McCANN, D. M. (WI) Akron Porcelain Co.. Akron 14, Ohio McCANN, Sidney W. (El) Pfaudler-Permutit, Inc. 1000 West Ave., Rochester 3, N. Y. McCartney, Eric r. . University of New South Wales School of Chemical Engineering Box 1, Kensington, N. S. W., Australia Roster 67 McCARTT. Kenneth C. (W) .1408 Delaware Ave., New Castle, Pa. (Universal-Rnndle Corp.) MeCLAVE, James W. (SI) Box 508, Toronto, Ohio (Peerless Clay Corp.) McClelland, Roland h. (Li) Globe-Union Inc., Centralab Div. 900 E. Keefe Ave.,Milwaukee 12, Wise. McCLURE, Lt. Oifton M. (R) McDowell, j. Spotts (RF) Webster Hall Hotel 4415 Fifth Ave., Pittsburgh 13, Pa. (Harbison-Walker Refractories Co.) McDOWELL, Samuel J. (LFI) 52 Elm Ave., Metucben, K. J. (American Lava Corp.) McELKOY. R. H. (MI) International Clay Machinery Co. 1145 Bolander Ave., Dayton 1, Ohio AF Missile Development Center Box 762, Holloman AFB, N. M. McEVOY, Robert J. (RI) 2234 Berdan, Toledo 13, Ohio McCOLLOM. Perry C. (RI) (Owens-Corning Fiberglas Corp.) American Refractories & Crucible Corp., North Haven, Conn. McFarland, d. h. (R) 227 Ridgewood Ave., Fairfield, Ala. McCONAUGHA, Wayne H. (S) (Tennessee Coal & Iron Div. Natco Corp., Box 1656 United States Steel Corp.) East Canton 30, Ohio McFARLAND, James E. (E) -- -- McConnell, g. f. (W) 14025 Greenbay Ave., Chicago 33, 111. Mosaic Tile Co., Zanesville, Ohio (Inland Steel Co.) McCORMACK, James S. (R) McGEAN, Ralph L. (E) Corning Glass Works Midland Bldg., 101 Prospect Ave., N.W. Refractories Div. Corning, N. Y. Cleveland IS, Ohio (McGean Chemical Co.) McCORMACK, Kenneth J. (G) McGEE, Thomas D. (Bl) 717 Colima Dr., Toledo 9, Ohio Iowa State College (Owens-Illinois) Ceramic Engineering Dept., Ames, Iowa McCORMICK, John M. (G) McGinnis, R. a. (L) 1827 Richards Rd., Toledo 7, Ohio (Naniloa Corp.) American Lava Corp. - Cherokee -Blvd. & Mfgrs. Rd. McCORMICK, Stewart- W. (Bl)" -Chittapoogk 5,- Tenn.": . " Corhart Refractories Co. ' McGOHAN, G. William (E) 940 Commonwealth Bldg. Louisville 2, Ky. Armco Steel Corp!, Middletown, Ohio McGOLPIN, William C. (S) McCOY. Nelson (W) Rm. 403, 57 Bloor St., W. Nelson McCoy Pottety Co. Roseville, Ohio Toronto 5, Ont., Canada (Natco Clay Products, Ltd.) McCOY, NELSON, POTTERY CO. McGOWAN, John P. (B) (Nelson McCoy) Roseville, Ohio Northwestern University McCREERY. C. Wayne (G) Technological Institute Library 4818 Haddington Dr., Toledo 13, Ohio Evanston, 111. . (Owens-Illinois) McGRAW, Delford A. (G) McCREERY.: George. L. (W) . 4117 Graceway.Toledo 6,Obio 3$3'Highland Awel,`-Wadsworth. 'OMo : (Owens-Illindis>''.v. (Olio Brass Co.) McGREGOR, Frederick B.' (M) McCRElGHT, Louis R. (R) Great Lakes Foundry Sand Co. General Electric Co. 1217 Francis Palms Bldg. Aerosciences Lab., 3750 "D" St. ., Detroit 1, Mich. Philadelphia 24, Pa. McGREGOR, Jimmie R. McCULLOUGH, James D. (R) 1604 N. W. Third Ave. Babcock & Wilcox Co. Mineral Wells, Texas 161 E. 42nd SL. New York 17, N. Y. McHOSE, Donald G. (M) McCUNE, Samuel E. (R) Such Clay Co., Box 47 United States Steel Corp. Perth Amboy, N. J. Gary Works Res. Lab. 991, Gary, Ind. McHOSE, M. M., Jr. (M) McDANEL, Donald W. (R) Such Clay Co., Box 47 McDanel Refractory Porcelain Co. Perth Amboy, N. J. 510 Ninth Ave., Beaver Falls, Pa. McDANEL, Melvin W. (W) McILWAIN, Eugene M. (R) 3513 Huon Dr., Louisville 18, Ky. R.R. 2, Eastvale Rd. (Corhart Refractories Co.) Beaver Falls, Pa. (McDanel Refractory Porcelain Co.) McDANEL, Sumner W. (BJ) R. R. 2, Beaver Falls, Pa. (McDanel Refractory Porcelain Co.) McDERMOTT, James J., Jr. (G) 136 William St., New York 38. N. Y. (Consultant) McDonald, c. h. (S) West Bros. Brick Co. 6600 Sheriff Rd., N. E. Washington 27, D. C. McDonald, e. f. (ed Ingram-Richardson Mfg. Co. Beaver Falls, Pa. McDonald, Howard A. (R) 12202 E. 19th Ave., Spokane 64, Wash. (Kaiser Aluminum & Chemical Corp.) McDOUGAL, Taine G. (WFI) 1117 South Dr., Flint 3, Mich, and Ha'penny House Somerset Bridge, Bermuda McDOUGALL, Clayton S. (LJ) Arnold Engineering Co. McIntosh, c. m. (L) Radio Materials Corp. 3325 N. California Ave. Chicago 18, 111. McINTOSH, Harold W. (G) American-Saint Gobain Corp. 2000 Farmers Bank Bldg. Pittsburgh 22, Pa. McINTYRE, G. H. (EFI) National SpectrogTaphic Labs., Inc. 6300 Euclid Ave., Cleveland 3, Ohio McKAIG, W. Wallace (R) Cumberland Steel Co. Box 28, Cumberland, Md. McKANE, John W. (R) 257 Chesterfield Ave. Glen Ellyn, 111. (Foremost Foundry Supply Co.) McKEAND, Irvin J. (LI) Minneapolis-Honeywell Regulator Co. Research Center 500 Washington Ave. S. Hopkins, Minn. Box 6, Marengo, 111. McDOWALL, Ian C. McKEE, William D., Jr. (B) 365 N. Fifth St., Lewiston. N. Y. New Zealand Pottery & (Carborundum Co.) Ceramics Research Assn. McKEEN, Richard D. (LI) Private Bag Sweet Hill Rd., Plaistow, N. H. Lower Hutt, New Zealand (Western Electric Co.) McKENNA, John F. (G) 16 Monmouth Ct., Livingston, N. J. (Radio Corp. of America) McKEOWN, J. Duncan (R) 1104 Clearbrook Dr. Cincinnati 29, Ohio (Carborundum Co.) McKINLEY. Robert F. Box 295, Alfred, N. Y. McKINNEY, Harold G. 750 Fowler St., N. W.# Atlanta, Ga. McKINNIE, J. R. (R) Dyna-Thcrm Chemical Corp. 3813 Hoke Ave., Culver City, Calif. McKINNIS, Charles L. (GI) Owens-Corning Fiberglas Corp. Glass Res. Lab., Newark, Ohio McKOWN, John G. (R) Aluminum Co. of America 1145 Wilsbire Blvd. Los Angeles 17, Calif. McKULLA, George W,, Jr. 1720 Beverly Ave., McLean, Va. McLACHLAN, Eugene K. (R) 462 Southmont Blvd., Johnstown, Pa. (Bethlehem Steel Co.) McLAIN WORKS, REFR. DIV. H. K. PORTER CO.. INC . (Lawson E. Mason) Wellsville, Ohio : McLaren, Henry. D. (E) : : . . s.. v 'V Ferro Hnaads ' (Cafiada)' iZ*d. '>. ` Box 37, balcville, Ont, Canada McLaren, John (M) Box 75, East Liverpool, Ohio (Bell Research Labs.) McLaren, Malcolm G. (R) Paper Makers Importing Co. 44 S. Second St, Easton, Pa. McLaughlin, John Lr (E) 564 S. Craig PI, Lombard, 111. (Allied Porcenell Inc.): McLaughlin. Joseph k. <wd Red Wing: PoJteries. Ijnc. Red Wing," Minn. ` McLaughlin, wniiam h. (R) Alsey Brick & Tile Co, Alley, 111. McLEAN, William E. (L) Electra Manufacturing Co. 800 N. 21st, Independence, Kans. McMAHON, John F. (XFI) Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Univ.) McMAHON, John F,, Jr. (GI) 645 S. Cannon Ave, Lansdale, Pa. (Lansdale Tube Co.) McMAHON, William R. R. R. 3, Manchester, Iowa McMASTER, Harold A. (G) Permaglass, Inc, 215 W. Main St. Box 141, Woodville, Ohio McMICHAEL, Robert G. (L) Robertshaw-Fulton Controls Co. Eastern Research Center 2920 N. Fourth St. Philadelphia 33, Pa. McMULLEN, John C. (R) 9325 Rivershore Dr. Niagara Falls, N. Y. (Carborundum Co.) McMURDIE, Howard F. (BF) National Bureau of Standards Washington 25, D. C. McMURTRY, Carl H. (RI) 1324 South Ave, Niagara Falls, N. Y. (Carborundum Co.) McNALLY, Robert N. (R) Corning Glass Works Fused Ceramic Research Div. Corning, N. Y. McNamara, e. p. (WFi) 73 Ritchie Ave, Cincinnati 15, Ohio (Cambridge Tile Mfg. Co.) McNAMARA, Edward P,, Jr. (I) Box 907, Alfred, N. Y. McNAMARA, Richard B. (R) 1 Allendale Ct, Buffalo 15, N. Y. (Electro Refractories & Abrasives Corp.) foL. 37, No. 10 (1958) Roster 69 ' uCHTO.V. Ronald R. (R) * 2LTlcecdfcaMicianlinLgibfrtarSymelting Co. CJT^. Ltd., Trail. B. C,, Canada v-atRlE, Malcolm C. (B) * V, _ Lytle Ave, State College, Pa. |liwyrania Sttte.University) ICHIE. Frank H. (R) * Jfl- WiW*. Fif,h AVe` Pan**'*4- ** /vn - 0Y. Ciena L. (M) * VSrv &JerJseCy ZiincyCoB. ank Bldg. .tfVfrttitTM.GM,.ODhion (R) . `cMrwat CUas Works. Corning. N. Y. vaYlT N. (F1) * ,, Qtirrooi Court, Tuscaloosa, Ala. tv S. Bureau of Mines) a ILLIAMS. Robert J. (El) fbodler-Pennutit, Inc. p,ria Plant, Taylor St. Drria. Ohio M g,OPINE. William M. (G) jjj 11 .Main St., Somerville, N. J. ;rlehns-Maaville Research Laboratory) ,KAWJY;.tbdmas |t< E. Fourth St, Coming,'N. Y. iComing Glass Works) .(iXALOUS. Joseph W. HSi University Ct Xiagara Falls, N. Y. H.-DOXALD, R. W. (WI) Florida Tile Industries, Inc. loa 451, Lakeland, Fla. IJ.-DOXELL, Herbert L. (G) Coming Glass Works, Corning, N. Y. gtCER. Ed (M) . .. Carborundom Co,, .Refractories Div. Gkibar Plant, Niagara Falls, -N..YI. f;FARLAXE, Edward K. JSJU Seventh Ave., Pueblo, Colo. uCIBBON, Richard John G Stein ft Co., Ltd. Maud Works St. Linlithgow, Scotland ItCHLAN, G. R. (G) OvtnsComing Fiberglas Corp. Newark, Ohio lulNTYRE, Donald J. (W) Roanoke Rd., R. D., Stafford, N. Y. (Lapp Insulator Co., Inc.) I tCXASEK, Edward (EF) irZ2 19th St. N. W.. Apt 702 Washington 9, D. C. (Porcelain Enamel Institute) ItCKENZIE, Janies Uahtd Steel Companies Ltd. Research ft Development Dept. Swioden House, Moorgate Betherhim, England UCXL1N CO. (Richard O. Lane) 0J7 R ildwood Ave., Jackson, Mich. brLEOD. John United Fireclay Products, Ltd. 140 W. George St. Glasgow. C. 2.. Scotland twNEIl, S. Ambrose Demersra Bauxite Co., Ltd. Mackenzie, British Guiana **RAE, Alexander J, (M) Bowers Battery & Spark Plug Co. Bo* 1262, Reading, Pa. B*BAE, John (G) Fiberglas Canada Ltd. Boa J09, Guelph, Ont., Canada 'C ZURA, George (L) MIS Highland Rd. East St. Louis, 111. (Alcoa Research Labs.) ^DEH. Robert C. (B) HI Phn St. Suuh St*. Marie, Ont., f*nAo R.hife? Sterf Cn, Ltd-) ^DDOCK. A.M. (W) Washington Crossing, N. J. (American--Standard) 37, No. 10 (1958) MADSEN, Leif Egil Box 4208, Sandalcervn 109/111 Oslo, Norway (A/S Den Norske SJipeskivefabr.) MAGAZINE, Arnold L. iG) CBS-Hytron Corp. 100 Endicott St., Oanvers, Mass. MAG1D, H. S. (Wl) American--Standard Box 907, Trenton 5, N. J. MAGLIOCCA, Theresa S. (G) Coming Glass Works, Coming, N. Y. MAGNUSON, V. E. (M) Western Feldspar Milling Co. Box 671, Salida, Colo. MAGOR, James K. (E) United States Steel Corp. Applied Res. Lab., Monroeville, Pa. MAGUIRE, Edward A., Jr. (I) 1335 E. Price St., Philadelphia 38, Pa. MAGUIRE, Samuel G., Jr. (B) United Clay Mines Corp. 101 Oakland St., Trenton 6, N. J. MAHONEY, David L. (RJ) 576 Bumcoat St., Worcester, Mass. (Norton Co.) MAHONEY, Frank B. (E) Richmond Plumbing Fixtures Div. . Rheem Manufacturing Co. -Box 1)1, Metuchen, N. J. . .. MAlTRA, Pranab- K. North Carolina State College' Engr. Experiment Station Lab. 124 Riddick, Raleigh, N. C. MAJESKE. Joseph (G) -T. C. Wheaton Co., Millville, N. J. MAJUMDAR, A. J. (B) National Bureau of Standards Washington, D. C. MALM, Arthur T. (RI) 233 Beverly R<L, Worcester 5, Mass. . (Norton Co.) MALpXEYf.Willi.am F. (R) . United States'Steel orp. ` '. Edgar Thomson Works, Braddock, Pa. MALOOTIAN. Markay H. (B) Dunbar Rd.. Quaker Hill, Conn. (U S X, Underwater Sound Lab.) MALVERN BRICK ft TILE CO. (George B. Eyerly) Box 415, Malvern, Ark. MALYSIAK, Chester (G) Owens-Illinois, Libbey Div. Box 919. Toledo 1, Ohio MANDEL, Charles J. (WI) Willette Corp. of New Jersey Codwise Ave. ft Reed St. New Brunswick. N. J. MAXDLE, Richard M. (M) Davison Chemical Co. Box 488, Pompton Plains, N. J. MAXIGAULT, Edward L.. Jr. 1409 Peacock Lane. Fairmont, W. Va. MANN. George H. (G) Lake Salubria, Bath. N. Y. (Corning Glass Works) MANNING, R. Douglas (D) Harker Pottery Co. East Liverpool, Ohio MANOUSEK, Miloslav Delnicka 27 Praha VII. Czechoslovakia MANRING. William H. (G) Calumite Co.. Box 151 Hamilton, Ohio MANSFIELD SANITARY, INC. (Perry E. Draper) Perrysville. Ohio MANUFACTURERS EQUIPMENT CO. (J. H. Sachs) 218 Madeira Ave., Dayton 4, Ohio MANZ, Oscar E. (B) Box 516. University Station Grand Forks. N. D. (Universitv of North Dakota) MARCANO, Cnel J. Industria Venezolana dc Vidrios Pianos C. A. Av. Libertador 118 (Calle La Linea) Las Delicias, Sabana Grande Caracas. Venezuela MARCH, Joseph W. (S) Nova Scotia Technical College Halifax, N. S., Canada MARCUS, Leon (LI) 5A Onondaga Pky. Apta. Liverpool Rd., Liverpool, N. Y. (General Electric Co.) &ARCYN, Chester A. (L) 2302 S. Kensington Ave. Westchester, IU. (Kawecki Chemical Co.) MARGOLIS, David (R) 39 Glenwood Ave., New Rochelle, N. Y. (Fish-Schurman Corp.) MARGRAVE, John L. (B) University of Wisconsin Dept, of Chemistry, Madison 6, Wise. MARK, Stanley D., Jr. (R) 1592 Love Rd, Grand Island, N. Y. (Carborundum Co.) MARKHAM, J. Thomas (RJ) Aluminum Co. of America 1501 Alcoa Bldg., Pittsburgh 19, Pa. MARLOW, James A. (W) Canadian Potteries Ltd., Box 180 New Westminster, B. C., Canada MARONEY, Dorothy M. 11 Wilmin CL, Poughkeepsie, N. Y. MARQUIS, John E. (W) . Peraco Corp., Res. & Dev. Lab. ''.'..'5601 Eastern.Ave., Baltimore' 24, Md. MARSHALL, Chbde-L. (RJ) '. >: Haynes Stellite Co. Div. Union Carbide Corp.' 420 Lexington Ave., Rm. 2840 New York 17, N. Y. MARSHALL, Leslie H. (R) L. H. Marshall Co. Box 4857, Sta. B, Columbus 2, Ohio MARTIN. Albert E. (M) Almar Specialty Machines Ltd. Maple, Oiit, Canada MARTIN. Clyde. (W)ClayTBurp T.ile Go,,. . . .. Box 618,. Palestine,'Texas -' MARTIN. Francis W. (G) 101 Hornby Dr, Painted Post, N. Y. (Corning Glass Works) MARTIN, George A. (W) 525 W. Third Ave., Derry, Pa. (Wcstinghonse Electric Corp.) MARTIN, James K. (X) Posey Iron Works, Inc. Brick Machinery ft Mixer Div. Lancaster, Pa. MARTIN. John R.. Jr. (W) Monongaheta Power Co. 920 Charles St, Wellshurg, W. Va. MARTIN. Lang C.. Sr. (S) Martin Brick Co. Box 794, Coleman, Texas MARTIN, Leonard A. (W) Martin Ceramic Supply Co. 8901 Rainier Ave.. Seattle 8, Wash. MARTIN, Ralph H. (WI) 9221 La Reina, Downey, Calif. MARTIN. Wesley G. (EF) 6054 N. Kent Ave Milwaukee 17, Wise. (A. O. Smith Corp.) MARTINO, Paul D. (SJ) Cannelton Sewer Pipe Co. Cannelton. Ind. MARTINSEN, Rodney E. (M) Timken Roller Bearing Co. 1835 Dueber Ave, S. W. Canton 6, Ohio MARTZ, Joseph A. (R) 112 S. Grove St, East Aurora. N. Y. (McLain Works, Refr. Div. H. K. Porter Company, Inc.) MARVEL, Irvin L. (R) Johns-Manville Corp. 742 Miners Bank Bldg. Wilkes-Barre, Pa. MARVIN. Charles G. Box 193, Fillmore, N. Y. MARX, L* Roy J. (S) f Denrer Terra Cotta Co. 135 Tejon St, Denver 23, Colo. Roster 71 MARYLAND glass corp. (L. C. Roe.be) 2147 Wicomico St. Baltimore 30, Md. uaSKILL, William Webb Corbett, Ltd. Coalbournhill Glass Works Stourbridge, Worcester, England MASON, Cecil R., Jr. (R) 301 Londonberry Rd., N. W. Atlanta 5, Ga. (Georgia Institute of Technology) tfASON CITY BRICK ft TILE CO. (C. F. Garland) Mason City, Iowa MASON COLOR ft CHEMICAL WORKS, INC (Ronald K.. Mason) 206-214 Broadway, Box 76 East Liverpool, Ohio MASON, Frank (W) Thomas Works Delta-Star Electric Div. H. K. Porter Co., Lisbon, Ohio MASON, Lawson E. (R) McLain Works, Refr. Div. H. K.' Porter Co., Inc. . . - Wellsville, Ohio .. <ifASON,.,RormId>K.. (M)u, ' Maso'ta Color & Chemical. Works, Inc.' '206-214.Broadway, Box 76 East Liverpool, Ohio MASSENGALE, Gordon B. (RI) 3088 Charlotte Dr. Baton Rouge 5, La. (Harbison- Walker Refractories Co.) MASSON, R. Porzellanfabrik Langenthal A. G. Langenthal, Switzerland MASTERS, JohnR.(G) .. . . Westinghonse Eleotidc Corp. ' Hoult Rd., Fkirtnont, ~W. Va. ' MATCHULAT, John G. (R) Buffalo Rd, RJL 2 East Aurora, N. Y. (Electro Refractories ft Abrasives Corp.) MATEJCZYK, John F. (E) 7506 Trevanion Ave, Pittsburgh 18, Pa. (O. Hommel Co.) MATERIALI REFRATTARI SOC. p.AZIONI (J. Charles Mathon) Via Elia Lombardini 13 Milano 744, Italy MATHENY, Richard E. (S) 1010 Valley Rd, Jasper, Ala. (Natco Corp.) MATHER, Mrs. Katharine (B) Waterways Experiment Sta. Drawer 2131, Jackson, Miss. MATHIAS, Simao Rua Fernandes Borges 544 (Vila Paulista), Sao Paulo, Brazil (Keralux, S. A.) MATHIASEN, O. E. (S) Federal Seaboard Terra Cotta Corp. Box 301, Perth Amboy, N. J. MATHIESON, George W. (G) 2253 Castlewood Dr, Toledo 13, Ohio (Kimble Glass Co.) dip MATHIESON, Roblin M. (R) Aluminium Limited Sales, Inc. 630 Fifth Ave., New York 20, N. Y. MATHIEU, Louis A. Parra Mantois, 11 Chemin de Ronde Le Vesinet (S&O) France anfe' MATHON. J. Charles Materiali Refrattari Soc. pAzioni Via Elia Lombardini 13 Milano 744, Italy MATSON, Frederick R. (GI) 723 Jackson St, State College, Pa. (Pennsylvania State University) MATSON, Michael W. 1120 E. 43rd, Apt. 404 Seattle 5, Wash. MATTESON. Gilbert D. (W) Engineering Library Scintilla Div, Bendix Aviation Corp. i Sidney, N. V. MATTHEWS, Samuel (R) Dept, of Mines & Technical Surveys Industrial Minerals Div. 40 Lydia St, Ottawa, Ont, Canada MATTIMOE, Paul T. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MATT1SON, William F,, Jr. (GI) R.R. 3, Lawson Dr, Madison, Conn. (Libbey-Owens-Ford Glass Co.) MATTYASOVSZKY-ZSOLNAY. Laszlo Porzellanfabrik Frauenthal Frauenthal/Lassnitz Weststeiermark, Austria MAU, K. T. (S) Gaspro, Box 2454, Honolulu, Hawaii MAUPIN, Addison (RI) 823 Lexington Ave. Terrace Park, Ohio (Chas. Taylor Sons Co.) MAURER, James A. (E) 5519 N. Lake Dr, Milwaukee 11, Wise. MAURER, Robert D. (G) Corning Glass Works, Corning, N. Y. MAUSER, H. W. .; . Spodrsingel. 68, Delft/Holland ... ' ; (Roysl Delftware Manufactory) ttAVOR, Wilfrid (E) Ferro Enamels (Canada) Ltd. . Oakville, Ont, Canada MAXWELL, Laurel H. (L) Diamond Ordnance Fuze Lab. 532 Bldg. 92, Rm. 351, Washington, 'D. C. MAY, John E. (B) General Electric Research Lab. The Knolls, Schenectady, N. Y. MAY. L. F. (S) Standard Ultramarine ft. Color Co. Huntington 18, W: Va. MAYBERRY, Mrsha(IvL, (G) 151 W. Fourth Aye, Talrentum, Pa. (Pittsburgh Plate Glass Co.) MAYER, Walter S. (W) Mayer China Co. Box 561, Beaver Falls, Pa. MAYFIELD, Manville J. (LI) 2516 Avalon Circle Chattanooga 5, Tenn. (American Lava Corp.) MAYNARD. Frederick H. (G) Corning Glass Works 1 Jackson St, Wellsboro, Pa. MAYS, George A. (S) Box 68, Niles, Calif. (California Pottery Co.) MEDERT, Warren C. (GI) 5320 Melvin Dr, Toledo 14, Ohio (Owens-Illinois) MEEKA, Edward (SI) 416 S. 38th St, Richmond, Calif. (California Ceramic ft Quarry Tile Co.) MEGLES, John E, Jr. (G) 153 Dodge Ave, Corning, N. Y. (Corning Glass Works) MEID, William J. (M) R. R. 1, Bartlett, 111. (Lindberg Engineering Co.) MEILING, Gerald S. 1128 Lorraine Dr. Salt Lake City, Utah MEINDL. Joseph J. 227 Cayuga, Elmhurst, 111. MEINKEN, Robert H. (L) 29 Myrtle Ave. North Plainfield, N. J. (Bell Telephone Labs.) MEIRESONNE, Arthur C. (G) 700 Village Dr, Columbus 14, Ohio (Kimble Glass Co.) MELLERE, Carlo Istituto Siderurgico' Finsider Corso F. M. Perrone 21 Genova-Cornigliano, Italy MELOY. C. L. (RI) Res. Dept., Rm. A406 Bethlehem Steel Co, Bethlehem, Pa. MENG, Edwin R. (R) Davis Fire Brick Co, Oak Hill, Ohio MENGSHOL, Clarence O. (E) American Radiator ft Standard Sanitary Corp. 1089 Essex St, Richmond, Calif. MENNIE, Alan J. (LJ) 2222 Carmelita Ave, San Carlos, Calif. (Thermo Materials, Inc.) MERBLER, Wallace (G) 56 W. Corydon St, Bradford, Pa. (Coming Glass Works) MERCK, Walter J. (RI) Cedar Swamp Rd. Glen Head, L. I, N. Y. (HiTemp Wires, Inc.) MEREDITH, Edward J. (RI) Box 1031, Richmond 8, Va. (Universal Atlas Cement Co.) MEREDITH, Neil F. (RI) Box 281G, R.R. 2, Tiffin, Ohio (Basic, Inc.) MERIWETHER, B. Corbin (W) Deena Products Co, Arlington, Ky. MERKLE, F. Peter (G) M. H. Detrick Co. 10600 Puritan Ave, Detroit 38, Mich. . MERRIAM, Jack G. (LI) '-727 N. W.ildwpod.'Mun'deiein,TIL;' / > . (Titahium Alloy Mfg, Div,: >' National Lead Co.) MERRIMAN, Seth G. (G) 2722 Lincolnshire Blvd. Toledo 6, Ohio (Owens-Illinois) MERRITT, Clarence W. (WFI) Box 464, Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Univ.) MERRY, E. B, Jr. (SI) Merry Bros. Brick. & Tfle Co.. . 415 Masonic'Bldglj Augusta, :.Ga, ; . - ` MERRY, W. H. (E) Commercial Enameling Co. 6204 S. Alameda St. Los Angeles 1, Calif. MERWIN, Byron W. (W) Parkway Rd, R. R. 2 East Liverpool, Ohio (Hall China Co.) MERZ, Kenneth M. (L) Lower Mountain Rd, Lockport, N. Y. (Carborundum Co.) MESICK, Jack H. (M) Combustion Engineering, Inc. 911 W. Main St, Chattanooga, Tenn. MESSIER, Donald R. Box 1375, Alfred, N. Y. MESSIER, Thomas P. Box 1296, Alfred, N. Y. MESSIMER, Lavcrae A. (GI) Holophane Co, Newark. Ohio METAL ft THERMIT CORP. (George C. Betz) 100 Park Ave. New York 17, N. Y. METZ, G. F. (M) 816 Cypress Rd, Vero Beach, Fla. (Consulting Engineer) METZ, Gilbert F,, Jr. (G) 5900 Babcock Blvd, Apt. 39 Pittsburgh 37, Pa. (Pittsburgh Plate Glass Co.) METZGER, A. J. (RFI) Dept of Ceramic Engineering Virginia Polytechnic Institute Blacksburg, Va. METZGER, H. C. (M) E. E. Zimmerman Co. 1704 Keenan Bldg, Pittsburgh 22, Pa. MEULI, William P. 840 Wcdgewood, Apt. 10 Columbus 4, Ohio MEXICO REFRACTORIES CO. (C. A. Smith) Better Refractories Bldg. Mexico, Mo. MEYER, George W, Jr. (G) Glenshaw Glass Co, Inc. Glenshaw, Pa. MEYER. G. Robert (G) 313 Daniels St, Toledo 9, Ohio (Libbey-Owens-Ford Glass Co.) ^cyER, L. S. (S) ** Hydraulic-Press Brick Co. 705 Olive St, St. Louis 1, Mo. jEYER. William W. (W) " 6911 General Duff Dr. Falls Church, Va. (U- S. Tariff Commission) riEYERHOFER, E. A. * Meyerhofer & Co, Forchstrasse 2 Zurich 32, Switzerland jjEYER-SCHOLER. Hans ** Carl Spittelerstrasse 1 Liestal, Switzerland (Tonwerk Latisen AG) uEYSEL, John J. P Refracton Ltd. Zurich 2 Genferstnsse, Zurich, Switzerland ulCHAEL, Frank L. (El) 319 Norbourne Blvd, St Matthews Louisville 7, Ky. (General Electric Co.) MICHAEL, Harold J. (E) 4020 Virginia Circle Columbus 13, Ohio (North American Aviation, Inc.) jjlCHEL, Howard (E) Porcelain Enamel, Inc. 80 S. Dover, Denver 15, Colo. UlCHEL, S. Etablissements G. Devinean 26, rue Lafayette, Paris 9*, France jjICHELOTTI, Joseph E. (El) lib i Box 283, New Kensington, Pa. (Pittsburgh Plate Glass Co.) RICHENER, John William (G) j Research Laboratory Owens-Corning Fiberglar Corp. I IIP Newark, Ohio RICKW1TZ, Alexander von (B) 701 Main St, Latrobe, Pa. (Carborundum Co.) RIDDLESWARTH. Earl T. (G) 7 Moody St, Amesburv, Mass. (CBS-Hytnm) MIDDLETON, George J. (M) L. H. Butcher Co. . . 3628 E. Olympic Blvd. . .Los. Angeles 23k Calif. RIDGETTE. Willird B. (M> ' mI Eagle-Picher Co, Chemical Div. . .. 1501 Oliver Bldg, Pittsburgh 22, Pa. MIKE. Thomas Mi (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. ! Toledo 7, Ohio MIKLOUCICH, Frank (S) Huntsville Brick & Tile Co, Inc. Box 53, Huntsville, Ala. M1LANI, Helio (M) ' 1407 Spring .Rd, Cleveland .9, Ohio '(Ferro Co.rp.V- HILDWOFF, Bfen(G) 7 Bent Glass Works, Inc. 85-25 126th St, Jamaica 15, N. Y. MILLAR, N. S. C. Frit Factory Radiation Group Sales Ltd, Grappenhal Works Warrington, Lancs, England MILLER. Alan D. 542 E. 83rd St, Seattle, Wash. MILLER. Alan R. 3782 Mt. Acadia Blvd. San Diego 11, Calif. MILLER. Ben K. (R) Miller Mining Co, Box 6, Mexico, Mo. MILLER, B. L. (W) Royal China, Inc, Sebring, Ohio MILLER, Boyd C. (S) Miller Equipment Co. Box 1566, Salisbury, N. C MILLER. Edmund H. (WI) Coastal Tiles, Ipc. Box 277, Woodvilie, Texas MILLER, E. R. (W) Washington Porcelain Co. Willow St, Washington, N. J. MILLER. Grant E. (El) . Ferro Corp, 4150 E. 56th St Cleveland 5, Ohio Vol. 37, No. 10 (1958) MILLER, Harold (El) 5736 N. Talman Ave., Chicago 45, 111. (Ohmite Mfg. Co.) MILLER, Harold D. (M) 189 Circle Dr, Plandome Manor Long Island, N. Y. (B. F. Drakenfeld 4 Co, Inc.) MILLER, Henry E. (R) Chicago Wheel & Mfg. Co. 1101 W. Monroe St, Chicago 49, 111. MILLER, Howard L. (GI) Libbey-Owens-Ford Glass Co. Box 4278, Charleston, W. Va. MILLER, James L. (R) 131 Peach St, Park Forest, 111. (Norton Co.) MILLER, John B. (MI) Third St, Lewiston, N. Y. (Titanium Alloy Mfg. Div, National Lead Co.) MILLER, John W. (W) New Castle Refractories Co. New Castle, Pa. MILLER, Karl H. (WJ) Robertson Mfg. Co, Morrisville, Pa. MILLER, Kenneth W. (RJ) Brush Beryllium Co. 4301 Perkins Ave, Cleveland 3, Ohio MILLER, Lt Marlin, Jr. (RJ) 02283709, Hdq. NACOM-- Finance & Acct APO 757, New York, N. Y. MILLER, Ralph E. (G) 365 Glen Ave, Elmira, N. Y. (Corning Glass Works) MILLER, Ray R. (S) j. A. Miller Tile Co. Box 6, Bascom, Ohio MILLER, Richard C. (R) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MILLER, Robert A. (GF) 1211 Carlisle St. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) MILLER, R. W. (G) Columbia-Southern' Chemical Corp. One. Gateway Center, Pittsburgh 22, Pa. MILJLER, Vincent Miller Pottery Engineering Co. 2300 Palmer S.t. Swissvale, Pittsburgh 18, Pa. MILLER, W. D. (G) Owens-Illinois, Box 1019 Oakland 4, Calif. MILLER, William A. (R) Carborundum Co, Falconer, N. Y. MILLER, Ens, William A. U. S. Naval Ordnance Test Station BOQ-A, China Lake, Calif. MILLICANh Kenneth L..CR) .7 Aluminum Co, of America v ' 230 Park Ave, New York' 17, N. Y. MILLIGAN, Chester E. (R) . Electro Refractories & Abrasives Corp. 4814 Loma Vista Ave. Los Angeles, Calif. MILLIGAN, Lowell H. (B) Norton Company, One New Bond St. Worcester 6, Mass. MILL!KEN, Edward C. (SI) 444 W. North Ave. East Palestine, Ohio (Natco Corp.) MILLIKEN, Frank H. (S) Bowerston Shale Co, Bowerston, Ohio MILLIKEN, John H. (S) 925 E. Lincoln Way, Minerva, Ohio (Stark Ceramics, Inc.) MILLIKEN, William M. Cleveland Museum of Art 11150 East Blvd, Cleveland 6, Ohio MILLIKEN, William U. (SJ) Box 23, Bowerston, Ohio (Bowerston Shale Co.) MILLMAN, Nathan (M) J. M. Huber Corp, Huber, Ga. MILLS. G. Alexander (B) Houdry Process Corp, Box 427 Marcus Hook, Pa. MILLS, R. Gerald (B) General Electric Co. Vallecitos Atomic Lab. Box 846, Pleasanton, Calif. MILTON BRICK CO, LTD. (D. T. Green) Box 554 Milton, Ont, Canada MILTON, H. C. (M) ` American Cyanamid Co. 30 Rockefeller Plaza, New York, N. Y. MINARD, Richard A. (B) Brookfield Engineering Labs, Inc. 240 Cushing St, Stoughton, Mass. MINER, Reginald R. (R) 215 Woodbridge Ave, Metuchen, N. J. (Carborundum Co.) MINK, John D. (G) R. R. 2, Dunkirk, Ind. (Armstrong Cork Co.)' MINNICK, L. John (R) : ,306 Boyer Rd, Cheltenham, Pa. , (G. 4 W. H. Corson) 7MINSHALL, John B.'(R) Kaiser Aluminum & Chemical Sales, Inc. -'t- ~` r 1924 Broadway, Oakjind 12, Calif. MINTON, G. Z. (GI) Pittsburgh Plate Glass Co. Research Lab, Creighton, Pa. MISCERAMIC TILE (R. E. Hormberg) Box 1070, Cleveland, Miss. MISSBACH, George E. (M) Morehouse Cowles, Inc. 707 Henry Grady Bldg, Atlanta, Ga. MISSISSIPPI GLASS CO. (Charles J. Youngblood, Jr.) 88 Angelica St, St Louis 7, Mo. MITCHELL, John F. Pennant Hotel, Rolls, Mo. MITCHELL, Lane (BFI) School of Ceramic Engineering Georgia Institute of Technology Atlanta 13, Ga. MITCHELL, Russell G. (W) R. R. 1, Dutch Ridge Rd. Beaver, Pa. (McDanel Refractory Porcelain Co.) M1TOFF, Stephan P. (B) General Electric Co, Res. Lab. - Metallurgy & Ceramics'Dept. Box 1088, Schenectady; N. Y. MITRA, H. K. (I) 24, Circuit House Area Jamshedpur, S. E. Rly, India (Tata Iron 4 Steel Co. Ltd.) MIXER, William G, Jr. (X) 315W. Lima St, Findlay, Ohio MIZUHARA, Howard 1736 Laguna St. ' San Francisco 15, a)if. .^MOCHEL) Mr*-.,EIlen, Lunn (G) .. . Gorning.Glaii Wo'rla, :Cori)ing1, N.' V.:> .. MOCHEl, John M. {) 21 Hillcrest Dr, Painted Post. N.' Y. (Corning Glass Works) MOCKRIN. Isadore (B) Pennsalt Chemicals Corp. Research 4 Development Div. Box 4388, Chestnut Hill P. O. Philadelphia 18, Pa. MOEBUS. C. R. (M) United Clay Mines Corp. , 101 Oakland St, Trenton, N. J. MOFFAT, John, Jr. (R) 12255 Miranda St. North Hollywood, Calif. (Gladding. McBean 4 Co.) MOFFETT, Robert A. (RI) North American Refractories Co. 1012 National City E. 6th Bldg. Cleveland 14, Ohio MOFFITT. Roy B. 206 Chamberlain St, Raleigh, N. C. MOGEY, Leona (G) Raytheon Manufacturing Co. 55 Chapel St, Newton, Mass. MOHANTY. Gajendra Nath (I) 6 Kaiimati Rd, E, Tatanagar, India (Hindustan Steel Pvt. Ltd.) Roster 75 * E f I. 1 I *I .i ; 4' ! tfOHiL, Helmuth (W) Fabrics de Loza "La Favorita," S. A. Tlalnepantla, Mex., Mexico ' tfOHLER. Neal F. (SI) Miller Equipment Co. Box 1566, Salisbury, N. C. jjOHR, J. Gilbert (GI) 511 Erie St., Woodville, Ohio (Allied Chemical Corp.) MOHR. William C. (MI) Shenango China, Inc. Sbenango Refr. Div., New Castle, Pa. IIOHUN, Wniiam A. (R) General Abrasive Co., Inc. 2000 College Ave., Niagara Falls, N. Y. MOL, Evert A. (E) Rea Magnet Wire Co., Inc. E. Pontiac St., Fort Wayne, Ind. HOLLER. J. Aall Porsgrnnds Porselaenslabrilc Porsgrunn, Norway MONACK, A. J. (G) 287 Mortimer Ave., Rutherford, N. J. (Newark College of Engineering) MONAGLE, William T. (R) 3908 Summit Rd., Lake Mohawk Box 1487, Sparta, N. J. (Reaction Motors,'Ipc.) MpNGi Lewis- E- <R> : , V^.:J^8S06'pm<liborpughV^v.- Chevy- Chase 15; Md. (National Bureau of Standards). MONKS, Douglas E. (R) - 120101 Tracy Ave., Cleveland 23, Ohio (Carborundum Co.) MONKS, J. R. (G) 4714 Harbord Dr., Toledo 13, Ohio (Owens-Illinois) MONROE, G. DeVon (XJ) 2912 Alhambra Circle . Coral Gables. Fla. (Ford Motor Co;)' -t ` MONROE, James' E.j Jr, (M) ' ' - - 1626 Cunard Rd.. Columbus 13, Ohio (Titanium Alloy Mig. Div. National Lead Co.) MONTAGNO. Antonio M. (E) 69 Glenmont Ave., Columbus 14. Ohio (Inland Engineering Co.) MONTEITH, Philip G. (E) 4204 Dolphin Rd., Louisville 18, Ky. (Chicago Vitreous Corp.) MONTGOMERY. Earle T. (WFI) 12 W. Jeffrey PI., Columbus 14, Ohio (Consulting Engineer) MONTGOMERY, Eldwin C. (GI) Libbey-Owens-Ford Glass Co. Box 82, Shreveport, La. MONTGOMERY, Thomas B. (G) Pittsburgh Plate Glass Co. 632 Ft Duquesne Blvd. Pittsburgh 22, Pa. MONTGOMERY, Wayne C. (L) Aluminum Co. of America 1501 Alcoa Bldg., Pittsburgh 19, Pa. MOODY, Billy D. Box 353. Seneca. S. C MOODY, H. Leslie (D) Hyalvn Porcelain, Inc., Box 460 Hickory, N. C MOODY, Willis E. (BI) School of Ceramic Engineering Georgia Institute of Technology Atlanta, Ga. MOONEY. Edward L. (W) General Laboratory Assoc., Inc. Norwich, N. Y. MOORE, Carleton B. 391 S. Wilson Ave., Pasadena, Calif. MOORE. Charles H. (B) P. R. Mallory & Co. 3029 E. Washington St Indianapolis 6, Ind. MOORE, Dwight G. (EFI) Mineral Products Division National Bureau of Standards Washington 25, D. C. MOORE, Francis M. Wade Hampton Blvd., R. R. 4 Taylors, S. C MOORE, H. 41 Torton Hill Rd. MORRIS, John L. (W) 14427 Allingham, Norwalk, Calif. Arundel, Sussex, England (Durochrome Decalcomania Co., Inc.) MOORE. Henry tG) MORRIS, Richard C (R) 38 Potter Ave. Babcock & Wilcox Co. West New Brighton 105 S. LaSalle St, Chicago 3, I1L Staten Island, N. Y. MORRIS. W. C. (G) (Metro Glass Co.) 1251 Mayfield Ridge, Cleveland 24, Ohio MOORE, James M. (S) (Harshaw Chemical Co.) Ashe Brick Co., Van Wyck, S. C. MORRISON, Neil T. (M) MOORE, John G. (W) Bell Research, East Liverpool. Ohio 405 E. Poplar St., Robinson 2, 111. MORRISON, R. F. (M) (Case Mfg. Corp.) 384 Gulf Rd., Elyria, Ohio MOORE, Matthew S. Pre-Fab. 241, Clemson College (Harshaw Chemical Co.) MORROW, Lawrence D. Clemson, S. C. 2607 30th W., Seattle 99, Wash. MOORE ft MUNGER MORSE, Arthur E. (G) (Murray Rushmore, Jr.) 33 Rector St 2735 Woodstock Rd. New York 6, N. Y. Columbus 21, Ohio MOORE, Richard S. (RI) (Federal Glass Co.) Harbison-Walker Refractories Co. MORSE, Clifford E. (G) 1800 Farmers Bank Bldg. Dominion Glass'Co., Ltd. Pittsburgh 22, Pa. Box 190, Montreal, Que., Canada MOORE, Robert E. MORSE, George T. (WF) Missouri School of Mines Smooth-On Mfg. Co. Ceramic Engineering Dept. 572 Communipaw Ave. Rolla, Mo. Jersey City 4, N. J. MOORE, Robert F. (R) MORTON POTTERY CO. 3345' Forbes- Sti, .Pittsburgh-13, Pa. ' ...... (H. W- Ksqpp, Jr.) 315 W.. Jefferson Sti, ' (Jcmesft LaugMm-Steii '< / s'1. =.' . MOORE. Ronald rii . MORTON, William A: (G) 4212 Center St.. Des Moines, Iowa 46 Stan'dish Blvd., ML'Lebanon MORAN, J. J. (G) Pittsburgh 28, Pa. Landis Ave. ft Spring Rd. (Loftus Engineering Corp.) Vineland, N. J. MOSAIC TILE CO. - (Kimble Glass Co.) (G. F. McConnell) Zanesville, Ohio MORELL, N. L. (R) MOSER, Berthold B. 313 Union Bank Bldg., Bethlehem, Pa. . Industria Ceramics, Ltda. (N. L. Morell Co.) Apartado Aereo 4829, Bogota, Colombia MORENA, Alfred (LI) - 6 Colby Ct.,'New Haven, Conn. (Electro-Ceram ics;Inc.) MOSER, John B. 806 Seward St., Apt II . Evanston, 111. MORESCO, Albert J. (R) 336 Travis #3, Pittsburgh 36, Pa. (United States Steel Corp.) Moser.,'John l. (RI) 1210 Acorn Dr., Dayton 9, Ohio (W. H. Kiefaber Co.) MORGAN, John C.. Jr. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio MORGAN, John M. (L) 42 Laurel Dr., Scranton, Pa. (General Electric Co.) MOSS, LeRoy L. (El) 3553 Ingleside Rd. Shaker Heights 22, Ohio (Ferro Corp.) MOTSCH, F. R. (G) Foster-Forbes Glass Co., Marion, Ind. MORGAN, Raymond W. (R) MOULD. Richard E. (G) R. W. Morgan Co., 11695 Woodbine Preston Labs, Inc. Detroit 39, Mich. Box 149, Butler, Pa. MORGAN, Robert A. (WI) Leviton Mfg. Co., 236 Greenpoint Ave. Brooklyn 22, N. Y. MOULD, W. J. (W) French Saxon China Co. Baugh Ave., Scbring, Ohio MORGAN, Stuart F. (WI) Harbor Rd.. Mattapoisett Neck MOULTON, A. K. (M) A. K. Moulton Associates Mattapoisett, Mass. Plaza Professional Bldg. (J. I. Paulding, Inc.) 6936 San Pedro Ave. MORGAN, Willard L. (G) San Antonio 12, Texas 1203 Moundview Ave., Newark, Ohio MOUNT CLEMENS POTTERY CO. (Owens-Corning Fiberglas Corp.) (Charles E. Doll) MORGAN, W. R. (GFI) Mount Clemens, Mich. Sterling Grinding Wheel Co. MOURAUD, Paul H. (W) Box 801, Tiffin, Ohio 14 Ingleside Rd. MORK, Gordon E. R. R_, McCallsburg, Iowa Upper Montclair, N. J. (Technical Ceramics ft Lava Corp.) MORNIN, Bob L. (WI) 3885 Pierce, Wheat Ridge, Colo. MOWAT, James F., Jr. 559 Columbia Ave., Des Plaines, 111. (Coors Porcelain Co.) MOWREY, Fred W. (GI) MORREN, Georges 16, Ave. Alphonse XIII 108 Rodgers Dr., New Kensington, Pa. (American-Saint Gobain Corp.) Uccle, Brussels, Belgium MOYER, Henry F. (G) (Diamant Bourt) Libbey-Owens-Ford Glass Co. MORRIS. Ernest D. 1701 E. Broadway, Toledo 5, Ohio 15 Irby Rd., Heswall, MUAN, Amulf (B) Cheshire, England Pennsylvania State University (Morgan Refractories Ltd.) 24 Mineral Sciences Bldg. MORRIS, George J. (R) University Park, Pa. American Steel Wire Div. MUCCIGROSSO, Angelo United States Steel Corp. 824 Whitney Dr. Research Lab., Wire Ave. Schenectady 9, N. Y. Cleveland S, Ohio MUELLER, Edward E. (BI) MORRIS, Irvine H. (W) School of Mineral Engineering Shepherd Chemical Co. University of Washington Highland Ave., Cincinnati 12, Ohio Seattle 5, Wash. Vol. 37, No. 10 (1958) Roster 77 jjUELLER, Ferd A. (RI) 1360 Rudd, Canon City, Colo. (Freeman Fire Brick Co.) jfUE'-LER, James I. (BFI) Ceramic Engineering Division University of Washington Seattle 5, Wash. HUELLER, John P. (M) Mountain View Rd., Trenton 8, N. J. (Mueller Machine Co.) MUHLSTADT, William J. 371 Forbes Hall M.R.H. Champaign, 111. MULL. Lee R. (G) Owens-Corning Fiberglas Corp. Barrington, N. J. yULLADY. RusseU E. (M) 459 E. High Ave. New Philadelphia, Ohio (Titanium Alloy Mfg. Div., National Lead Co.) yULLAN. Joseph (S) Champion Brick Co. 7600 Pulaski Highway Baltimore 6, Md. MULLEN, Willard F. (M) 120 Hillview Ave., State College, Pa. (Curtiss-Wright Corp.) MULLER, Gerhard . . Jjtaatlichq PorzeIlan;Manufaktut. Berlin . 'VHartmanhsttasse 'F-S- > V. ' ' v-..; - . (13a) Sdb/0hiirft'. U. S. Zone, Germany MULLER, Max (RI) Basic, Inc., 845 Hanna Bldg. Cleveland 15, Ohio MULLER, Robert Emailierie de St. Maurice 29, Rue du Val d'Osne St. Maurice (Seine), France MULLIGAN, Edwin F. (E) Jones Metal Produces Co. West Lafayette! Ohio. ... MULROY; Jatpes P. (El) 965 Lafayette Ave., Buffalo 9, N. Y... (Boys Vocational High School) MULRYAN. Henry (L) Sierra Talc & Clay Co. Box 390, South Pasadena, Calif. MULTER, Robert K. (W) Architectural Tiling Co. Cass & Jackson Sts., Keyport, N. J. KULVANE, O. E. (E) 4138 N. 21st St, Milwaukee 9, Wic. (A. O. Smith Corp.) IfUNDY, O. S. (WI) 426 Park Ave., Wheaton, 111. (Western Electric Co.) MUNOZ. C.. Alonso Loceria Colombiana S. A. Apartado Aereo 1046 Medellin, Colombia MURDOCH, K. A. Davey & Moore Ltd., Lockfield Ave. Brimsdown, Enfield Middlesex, England MURGATROYD, John B. Rockware Glass. Ltd., Rockware Ave. Greenford, Middlesex. England MURPHY. Edward J. (W) Charles B. Chrysta] Co., Inc. 53 Park PI.. New York 7, N. Y. MURPHY, Harry T. (R) Dimax Tire Brick Co., Qimax, Pa. MURPHY, Leone P. 1003 S. Green St, Urbana, III. HURPHY, Remington M. (L) 7744A Wagner Way Lynnewood Gardens Elkins Park 17, Pa. (International Resistance Co.) HURRAY, Ernest L. (M) United States Ceramic Tile Co. East Sparta, Ohio HURRAY. Frank J., Jr. (M) Nichols Engineering & Research Corp. 405 Montgomery St \ San Francisco 4, Calif. L. 37, No. 10 (1958) MURRAY, Haydn H. (B) Georgia Kaolin Co. 433 N. Broad St, Elisabeth 3, N. J. MURRAY, John F. (B) 413 Ottawa St., Forest Heights, Washington 21, D. C. (Naval Research Laboratory) MURRAY, Louis J. Vaal Potteries, Ltd., Box 49 Meverton, Transvaal, South Africa MURRAY, Maurice A. (LI) 1411 Hudson Aurora Rd. Aurora, Ohio (Clevite Corp.) MURRAY, Maurice J. (B) Universal Oil Products Co. 30 Algonquin Rd., Des Plaines, 111. MURRAY, Robert S. (G) B. F. Drakenfcld & Co., Inc. Washington, Pa MURRAY, Thomas F. 203 Ravenel Rd., Clemson, S. C. MUSSELMAN, H. G. (G) 4413 Old Frederick Rd. Baltimore 29, Md. (Carr-Lowrey Glass Co.) MUSSEY, Delavan S. (X) Aluminum Co. of America 22 Pleasant St., Rm. 201 Worcester's, Mass.'.r: . . MYCALEJf .CORP. OP. AMERICA 4 Box 311, Oifton.'N. J; ' MYERS, C. H. (R) Utah Fire Day Co. Box 127, Salt Lake City. Utah MYERS, Charles V. (W) Eljer Co., Three Gateway Center Pittsburgh 22. Pa. MYERS. Robert L. (RJ) 9574 Pagewood Ct., St. Louis 14, Mo. (McDonnell Aircraft Corp.) MYERS, Thomas J. (G) ' 1229 Walton. Ave., Altoona,. Pa: (Sylvania Electric Products, Inc.) MYERS. Wilbur C. (B) National Cash Register Co. 1401 E. El Segundo Blvd. Hawthorne, Calif. MYERSON, Martin (W) Myerson Tooth Corp. 90 Hamilton St., Cambridge, Mass. MYERSON, Richard L. (W) Myerson Tooth Corp. 90 Hamilton St., Cambridge, Mass. MYGDAL. Rolf L. (W) 1825 St. Germain St. St. Laurent, Que., Canada (Pilkington's Tiles (Canada) Ltd.) N NADLER, Marion R. (B) 498 Quartz St., Los Alamos, N. M. (Los Alamos Scientific Lab.) NAGAN, Harold R. (WJI) 32 Claremont Ave., Santa Qara, Calif. (Lockheed Aircraft Corp.) NAGAN, Raymond M. 19 Palisade Park, Rochester, N. Y. NAKAMURA, H. Henry (B) Armour Research Foundation of llliimi. Institute of Technology 3427 S. Federal St., Chicago 16, III. NAKAMURA, Yoshikazu Shoko Glass Co., Ltd., 1330, Yamazaki Kamakura City Kanagawa Pref., Japan NANCE, Taylor E. (L) 4652 Walden Dr. Winston-Salem, N. C. (Western Electric Co.) NAPIER, John B. (S) 1120 Bass Rd., Macon, Ga. (Cherokee Brick & Tile Co.) NAPOLITANO, Albert (G) National Bureau of Standards Dept of Commerce Conn. Ave. & Van Ness St Washington 25, D. C. NARASIMHAN, Malur D. 30 Second Main Rd., Kasturibai Nagar P. O. Adyar, Madras, India NASH, Harold S. (DFj University of Cincinnati Ceramics Dept., Cincinnati 21, Ohio NASH, Herbert (M) Southern California Gas Co. Box 3249, Terminal Annex Los Angeles 54, Calif. NATCO CORP. (R. A. Shipley) 327 Fifth Ave., Pittsburgh 22, Pa. NATIONAL ENGINEERING CO. SIMPSON MIX-MULLER DIV. (James Stewart) 549 W. Washington Blvd. Chicago 6, I1L NATIONAL INDUSTRIAL SAND ASSN. (V. P. Aheam) Munsey Bldg., Washington 4, D. C. NATIONAL LEAD CO. (Roy Dahlstrom) 111 Broadway, New York 6, N. Y. NATIONAL LIME AND STONE CO. (L. G. Love) First National Bldg. Findlay, Ohio NATIONAL REFRACTORIES DIV. MEXICO REFRACTORIES CO. (R. A- Hitchins) 226 S. 16th St .. Philadelphia. 2,' Pa. NATIONALRBSEARCH CORP. / (Philip J. Dough) 70 Memorial Dr. Cambridge 42, Mass. ^ NAUDOT,'Jacques Cerabati, 10 Rue Pasteur Pont Sainte Maxence (Oise), France NAVIAS, Louis (BFI) General Electric Co., Research Lab. Box 1088, Schenectady, N. Y. NAVRATIEL, Hans Rosenstrasse 9, Lauf/Pegnitz Bavaria, .Germany ; (Serobach Sp.Co.) ' NEAU. James E. '(RI 164 Sandford Ave. North Plainfield, N. J. (Johns-Manville Corp.) NEALON, Terence P. Edward Curran Engineering, Ltd. Cardiff. Wales NEDREBERG. Roy E. G. (WJ) 215 Searle St., Zanesville, Ohio (Mosaic Tile Co.) NEELY. Homer E.. Jr. (G) 404 E. 11th Ave.. Tarentum. Pa. (Pittsburgh Plate Glass Co.) NEFF. Edward D. (R) Box 205, Templeton. Pa. (Harbison-Walicer Refractories Co.) NEFF. John M. (S) Armour Research Foundation 10 W. 35th St.. Chicago 16. HI. NEIMAN. Robert (R) Whip-Mix Corp., Inc. 411 W. Avery Ave., Louisville 8, Ky. NELLES, Maurice (B) Crane Co. 836 S. Michigan Ave., Chicago 5, 111. NELLEY, John W. (G) 4104 Oriole PI., Nashville, Tenn. (Ford Motor Co.) NELSON. Christian E. (L) National Beryllia Corp. 4501 Dell Ave., North Bergen, N. J. NELSON. Forrest W. (EFI) A. O. Smith Corp., 3533 N. 27th St. Milwaukee \t Wise. NELSON, James A. (S) University of Illinois 204 Ceramics Bldg., Urbana, 111. NELSON James W. (RJ) 3S34 S. Third E., Salt Lake City, Utah (General Refractories Co.) NELSON. Karl E. 4809 Stag Rd., Chattanooga 5, Tenn. NELSON, Richard P. Massachusetts Institute of Technology Dept, of Metallurgy Cambridge 39, Mass. Roster 79 KELSON, Robert E. (G) NIKI, Eiji 20 Spring St., Seneca Falls, N. Y. Massachusetts Institute of Technology (Sylvania Electric Products, Inc.) Dept, of Metallurgy NELSON. Robert T. (R) Ceramics Div, Rm. 4-051 Columbia Geneva Steel Co. Cambridge 39, Mass. Box SIO, Provo, Utah NisCLEWSKI, B. K. KELSON, Roland E. (M) Main Enamel Mfg. Co, Ltd. Kelson Engineering Sales Co. Gothic Works, Angel Rd. S24 Grant Bldg., Pittsburgh 19, Pa. Edmonton, London, N. 18, England KELSON, William I. (G) NILES FIRE BRICK DIV. 118 Mary St., Binghamton, N. Y. MEXICO REFRACTORIES CO. (Solvay Process Div., (Carey E. Lindsay) Allied Chemical Corp.) 165 E. Park Ave, Niles, Ohio KELSON, William M. (L) NIPPON TOKI KAISHA, LTD. W. L. Maxson Corp. (Jun Isagawa) #1, Noritakeshinmaehi, 460 W. 34th St., New York 1, X. Y. Nishiku, Nagoya, Japan KERENSTONE, Marc (W) NISULA, Chester A. (R) 389 Princeton Dr., Pittsburgh 35, Pa. 716 Main St, Riverton, N. J. (Westinghouse Electric Corp.) (Simonds Abrasive Co.) NESTER, Ralph NI YOGI, D. P. Delta Upsilon, State College, Pa. 49/D Middle Rd, Entally NETTER, William S. (G) Calcutta 14, West Bengal, India Keystone Abrasive Wheel Co. (Bengal Enamel Works, Ltd.) Gregg & Hammond Aves, Carnegie, Pa. NOBES, Frederick L. NETZSCH. Erich Carborundum Co, Ltd, Trafford Park Maschinenfabrik Gebruder Netzsch Manchester 17, England Werkstrasse 19 NOBLES. Eugene L. (El) Selb (Bayern), Germany 3714 Torrington Ave. . NEVIUS, John C. (G) . v 117 N.; Maple'St, Somerset, Ky. Cleveland 34,' ObiP (Ferro Corp.). (General Electric Co.). NOBLES, Melvin A. (B) NEW, Ryland J. (S) Louisiana Polytechnic.-Institute National Sewer Pipe Ltd. Dept. Petroleum Engr, Ruston, La. Box 36; Oakville, Ont, Canada NOCK. Charles J. (R) NEWARK, Frank F. (L) Nock ft Son Co, 916 Engineers Bldg. Aluminum Co. of America Cleveland 14, Ohio 1450 Terminal Tower -NODA, Tokiti Cleveland 13, Ohio Dept, of Applied Chemistry NEWARK, Martin (M) Faculty of Engineering Simonds Abrasive Co. Nagoya University ,, Tacony ft Fraley Sts.. Chikusa-ku, Nagoya, Japan - Philadelphia 37, Pa. .. NOE, James. T. <S) .. V . NEWBOLD GENERAL ' ill 1 -Madison Ave, BtObkvjflei. Pa:' REFRACTORIES, LTD, Gavey St. (Hanley Co.) Mayfield, N. S. W, Australia NOHLE, Richard C. (SI) NEW CASTLE REFRACTORIES CO. Claycraft Co. (R. W. Rowland) New Castle, Pa. - < Box 866, Columbus 16, Ohio NEWCOMB, Rexford, Jr. (RI) NOLAN, William F. 915 Dodge, Lake Geneva, Wise. 9 Somerset Lane, Holden, Mass. (RX Chemical Co.) KORANTE, Nicholas J. (L) NEW JERSEY PORCELAIN CO. Box 30, Star Route, Latrobe, Pa. (J. M. Gilfillan) Box 908 (Carborundum Co.) Trenton 5, N. J. NORDBERG, Martin E. (GF) NEWKIRK. Terry F. (B) 134 E. Fourth St, Coming, N. Y. General Electric Co. (Coming Glass Works) Power Tube Dept. NORDGREN, Harry Schenectady, N. Y. Aktiebolaget Gustavsbergs Fabriker NEWTON, Avery C. (R) Gustavsberg, Sweden The Refractories Institute NORDMEYER. Rudy L. (S) First National Bank Bldg. Valley Brick ft Tile Co, Box 353 Pittsburgh 22. Pa. Mission, Texas NEW YORK UNIVERSITY NORDQU1ST, Clarence E. (Ljl) COLLEGE OF ENGINEERING 19 Woods Dr, Dayton 32, Ohio (Kurt L. Komarek) (U. S. Air Force) University Heights New York 53. X. Y. NICHOLS ENGINEERING ft RESEARCH CORP. (H. Bach Nielsen) 70 Pine St. New York 5, X. Y. NICHOLSON. Albert H. (D) Federal Glass Co. 515 Innis Ave., Columbus 7, Ohio NICHOLSON. Kenneth C. (R) 2440 Niagara Ave. Niagara Falls, N. Y. (Carborundum Co.) NICOLAS. Charles E. (R) Libbey-Owens-Ford Glass Co. Box 1091, Shreveport, La. NIELSEN. H. Bach (M) Nichols Engineering ft Research Corp. 70 Pine St., New York 5, N. Y. NIELSEN, Thomas H. 406 W. Oregon, Urbana, 111. NIEMAN. A. H. (G) Ohio Lime Co.. Woodville, Ohio NORDQUIST. Lawrence E. (L) Comell-Dubilier Electric Corp. 1605 Rodney French Blvd. New Bedford. Mass. NORDYKE, J. S. (MF) Hammond Lead Products, Inc. 40 E. Main St, Carnegie, Pa. NORMANDEAU, Pierre (D) 3660 Hutchison St. Montreal 18, Que, Canada NORRIS. Alan W. 167 Station Rd, Wylde Green Sutton Coldfield, Warwick, England (Doulton Research Ltd.) NORRIS-THERMADOR CORP. (Edgar H. Freeman) 20118 E. Valley Walnut. Calif. NORTH AMERICAN REFRACTORIES CO. (Robert A. Moffett) 1012 National City E. Sixth Bldg. Cleveland 14, Ohio NIES, Nelson P. (E) United States Borax Research Corp. NORTHWESTERN GLASS CO. (Edward S. Campbell) 412 Crescent Way, Anaheim, Calif. 5801 E. Marginal Way, Seattle 4, Wash. VOL. 37, No. 10 (1958) NORTON, Charles L,, Jr. (RF) Babcock ft Wilcox Co, 161 E. 42nd St. New York 17, N. Y. NORTON CO. (O. J. Whittemore, Jr.) Worcester 6, Mass. NORTON, Frederick H. (RFI) Dept, of Metallurgy Div. of Ceramics Mass. Institute of Technology Cambridge 39, Mass. NORTON, George R. (El) Pfaudler-Permutit, Inc. Research Lab. 1000 West Ave, Rochester 3, N. Y. NORWALK, Marshall H. (LJ) 76 Catlin Dr, R. R. 2 Beaver Dams, N. Y. (Corning Glass Works) NORWOOD, J. Nelson (Life, X) Alfred University, Alfred, N. Y. NOSCHESE, Pedro S. A. Comercio e Industries Souza Noschese Rua Julio Ribeiro 243 Sao Paulo, Brazil NOVY, Anton R. (B) Great Lakes Carbon Corp. .8210 Austin Ave, Morton Grove, III. NOVY,. Otto :R. (W> . 609 S. .Na-Wa-T*:Mount Prospect, III.' , (Chicago Pottery Co.) NOWAK, John M.'(BI) Bell Aircraft Corp, Wbeatfield F-ll Box 1, Buffalo 5, N. Y.. NOWELL, Dorrob L, Jr. (S) 202 Broad St, Augusta, Ga. (Merry Bros. Brick .ft Tile Co.) NUSSBAUM, Theodore 170 Ellis Ave, Irvington, N. J. NYEIN.Kyaw Ohio State University ' `CeVamic Engitreerihg Dept. .'. ., -: Columbus 10, Ohio NYQUIST, Roy A. (G) 3650 Beechway Blvd, Toledo 14, Ohio (Libbey-Owens-Ford Glass Co.) o OAKEY, Paul D,, Jr. 705 N. Main St, Blacksburg, Va. OAKLEY, 2/Lt. Harry D. (RJ) Airport Branch, Malden, Mo. OAKLEY, Walter W. (GF) Box 156, Big Flats, N. Y. (Corning Glass Works) OARE, Henry A. (W) 2655 Sharondale Dr, N. E. Atlanta, Ga. (Georgia Sanitary Pottery, Inc.) O'BANNON, L. S. (EF) 2239 Farleigh Rd, Columbus 21, Ohio (Battelle Memorial Institute) OBERSCHMIDT, Leo E. (RI) Harbison-Watker Refractories Co. Havs tab, Pittsburgh 7, Pa. OBERST, Clair R. (MF) Industrial Ceramic Products, Inc. 965 W. Fifth Ave.. Columbus 8, Ohio OBERST. Robert B. (WI) 323 Weymouth Lane Columbus 4, Ohio (Industrial Ceramic Products, Inc.) O'BRIEN, Neil H. (S) B. F. Drakenfeld ft Co. Box 519, Washington, Pa. O'BRIEN, William F. (E) 22 Hope Rd, Eatontown, N. J. (American Potash & Chemical Corp.) O'CONNELL. Thomas B. (G) Lihhev-Owens-Ford Glass Co. 1701 E. Broadwav. Toledo 5, Onio O'CONNOR. Frank (WJ) Du-Co Ceramics Saxonburg, Pa. O'CONNOR. Jerry B. (M) 1205 Edgewood Ave, Apt. B-3 Trenton 8, N. J. (O. Hommel Co.) Roster 81 O'DELL. Harold L. (W) Hamilton Porcelains Ltd. 38 Elgin St., Brantford, OnL, Canada OD1NK, Harry J. (W) 1271 Maple Ave., Zanesville, Ohio (Mosaic Tile Co.) ODOM, Paul R. (M) 2566 N. Nancelon Circle, Macon, Ga. (J. M. Huber Corp.) OESCH, Robert B. (S) 202 Baker St. Box 846, Henderson, Texas (Henderson Clay Products) OESTERLE, Henry (E) Rocscb Enamel & Mfg. Co. W. Main & N. 24th Sts. Belleville, 111. OESTERLE, Robert A. (E) 11 Glen Grove, Belleville, -III. (Roeseh Enamel 8c Mfg. Co.) OGDEN, D. P. (S) Ogden Engineering Co. Box 218, Ottawa, 111. OGDEN, Ellsworth P. (RF) Box 348, Granby, Colo. (Harrop Ceramic Service Co.) OGDEN. William D. (Rl) 110 W. Maxwell St.. Mount Union, Pa. '(North American Refractories Co.)' OHIO BRASS: 0. (J. J. Taylor) "Barberton, Ohio OHIO CLAY CO. (Norman E. Denison) Box 1776, Cleveland S, Ohio OHIO LIME CO. (A. H. Nieman) WoodviUe, Ohio OHLIGER, Lewis P. (G) 209 Ridgeview Dr. East Rochester, N. Y. (Bausch & Lomb Optical Co.) OHNYSTY, Basil (R) 1812 Shirley. N. E. .' Albuquerque, N: M; (Sandia Corp.) OLCOTT,. Eugene L. (R) Atlantic Research Corp. 901 N. Columbus St., Alexandria, Va. OLCOTT, Joseph S. (B) Coming Glass Works, Coming, N. Y. OLD. A. Floyd (S) Southern Lightweight Aggregate Corp. Box 8, Bremo Bluff, Va. OLD HICKORY CLAY CO. (Lee F. Powell) Box 271, Paducah, Ky. O LEARY. W. J. (R) 24 Seminole Ave., Claymont, Del. (E. I. du Pont de Nemours & Co.) OLENCHUK. Daniel L. (R) 1300 Laird Ave., Aliquippa, Pa.. (Jones 8i Laughlin Steel Corp.) OLIVER. D. A. B. S. A. Group Research Centre Mackadown Lane. Kitts Green Birmingham 33, England OLIVER, Evan M. (E) General Electric Co. Appliance Park, Louisville, Ky. OLIVER. John C. (E) Porcelain Enamel Institute 1145 19th St., N. W. Washington 6. D. C. OLIVER, John H. (G) 752 Maple Ave., Elmira, N. Y. (Westinghouse Electric Corp.) OLIVERIO, William (G) Rolland Glass Co., Box 232 Clarksburg. W. Va. OLSEN, D. Theodore 151 B Paseo de la Concha Hollywood Riviera Redondo Beach, Calif. OLSEN. Eric (D) R. R. 63, Dundee, I1L (Haeger Potteries. Inc.) OLSEN. John M. (G) E. I. du Pont de Nemours ft Co, Inc. Electrocheihicals Dept. Wilmington 98, Del. OLSEN, Rangwald S. (El) 1137 Grant St., Evanston, 111. (Armour Research Foundation) OLSON, Hjalmar Aktiebolaget Gustavsbergs Fabriker Gustavsbc/g, Sweden OLSON. Ole A. (R) 5 Wrenwood Ct. Webster Groves 19, Mo. (Laclede-Christy Works, Refr. Div. H. K. Porter Co., Inc.) O'NEILL, John H. (LJ) 476 74th St., Brooklyn 9, N. Y. (Sperry Gyroscope Co.) ONONDAGA POTTERY CO. (R. H. Pass) 18S8 W. Fayette St., Syracuse 1, N. Y. ORAVEC, Joseph A. (S) 3731 N. Ncwland Ave., Chicago 34, IU. ORBACH, Harry K. (B) Fluor Corp. Ltd. 12000 E. Washington Blvd. Whittier, Calif. ORDWAY, Fred (B) Portland Cement Association Fellowship National Bureau of Standards Washington 25, D. C. OREFRACTION, INC . (Albert. L. Kreuer) 7425 Thomas St. - ; Pittsburgh 8, Pai'. '' OEMSBY, W. Clayton (W) ; ' National Bureau of Standards Washington 25, D. C ORR, SP2 David B. (EJ) RA12477806 "E Btry, 1st Regt (E. S. ft F.) US Army Air Defense School Fort Bliss, Texas ORTEPIO, Salvatore (L) General Ceramics Corp., Crows Mill Rd. . Keasbey, N. J. .. ORTH. Howard S. (W) ' Industrial Ceramic .products, Inc.' -. 965 W. Fifth Ave., Columbus 8, Ohio' ORTH. Howard S., Jr. (W) 236 Fairway Dr., Columbus, Ohio (Industrial Ceramic Products, Ine.l ORTMAN, Curtis D. (W) 3056 Morrish Rd., Swartz Creek, Mich. (AC Spark Plug Div., General Motors Corp.) ORTMAN, Fred B. (BFI) 1560 Stone Canyon Rd. Los Angeles 24, Calif. (Stanford Research Institute) ORTON. EDWARD. JR-. CERAMIC FOUNDATION (J. L. Carrutbers) 1445 Summit St. Box 146, Sta. A, Columbus 1, Ohio ORTON. Mrs. Edward. Jr. 39 W. Torrence Rd. Columbus 14, Ohio ORTON, Harold S. (G) West Penn Power Co. Cabin Hill, Greensburg, Pa. ORZANO, Michael J. (SI) Claycraft Co. Box 866, Columbus 16, Ohio OSBORN, Elburt F. (B) College of Mineral Industries ' Pennsylvania State University University Park, Pa. OSBORN, Walton O. (R) North American Refractories Co. Research Center, Curwensville, Pa. OSBORNE. David G. Osram Glassworks East Lane Wembley, Middlesex, England OSTRANDER, Eugene C. (G) Kopp Glass. Inc. Box 8255. Swissvale, Pittsburgh 18, Pa. OSTRANDER, Van R. (L) Endevco Corp. 27 E. California St., Pasadena, Calif. OTLEY, J. D. (S) John'B. Kelly Inc. of Penn. 1720 Cherry St., Philadelphia 3, Pa. Vol. 37, No. 10 (1958) OTRHALEK, Joseph V. (B) Wyandotte Chemicals Corp. Wyandotte, Mich. OTTAWA SILICA CO. (George A. Thornton) Box 437 Ottawa, 111. OTTO, George H. (S) S3 W. Jackson BlvtL, Chicago 4, 111. (Consultant) OTTO, Milton C 205 E. Armory, Champaign, I1L OTTO, William H. (G) Owens-Coming Fiberglas Corp. Newark, Ohio OTTOSON. Axel (GI) 4300 Highland Ave., Shadyside, Ohio (Imperial Glass Corp.) OWEN, Frederick E. (R) Electrical Refractories Co. East Palestine, Ohio OWEN, J. D. R. Fowler, Ltd., Fitzroy St. Marrickville, Sydney, N.S.W., Australia OWENS-CORNING FIBERGLAS CORP. (A. C. Siefert) Newark, Ohio OWENS-ILLINOIS (W. D. Miller) Box 1019, Oakland 4, Calif. OWENS-ILLINOIS (Oscar G. Burch). .Box 1035,Toledb-.l, Ohio oWeHS; James S. XWy ` : . Champion Spark Plug Co., Ceramic Div. 8525 Butler Ave., Detroit 11, Mich. OXLEY, Charles A. (W) . 1508 Park St., Robinson, 111. (Case Mfg. Corp.) P PACHL; iffctgaret.(^)-* -*. University of North Dakota Ceramics Dept., Grand Forks, N. D. PACIFIC CLAY PRODUCTS (John D. Fredericks) Box 2178, Terminal Annex Los Angeles 54, Calif. PACKMAN, Willard D. (WI) Edwin M. Knowles China Co. Newell, W. Va. PADFIELD, Ralph C. (R) 2990 Avon Rd., Bethlehem, Pa. (Bethlehem Steel Co.) PAFF, John A. (G) Willson Products Div. ' Ray-O-Vac Co., Reading, Pa. PAFFORD, Ray W. (SFI) Acme Brick Co. Box 425, Fort Worth 1, Texas PALADINO, Albert E.. Jr. (B) Raytheon Mfg. Co., Res. Div. Waltham 54, Mass. PALMER, Delos M. (G) 4401 Jackman Rd., Toledo 12, Ohio (Delos M. Palmer ft Associates) PALMER, Rufus N. (M) 476 Broadmoor Ave., Pittsburgh 34, Pa (Consultant) PALMER. Willard E. (SI) .768 N. Cross St. Newcomerstown, Ohio (Clay City Pipe Co.) PALMERI, Victor R. (B) Box 33, Kenmore Sta. Boston 15, Mass. (Fenwal, Inc.) PALMOUR, Hayne, III (BI) 2606 Wade Ave., Raleigh, N. C. (North Carolina State College) PAN GELS, Alfred A. Villeroy & BocK"G.m.b.H. Keramische Werke, Steingutfabrik Mettlach, Saar, Germany PANGELS, Heinz J. (W) Mosaic Tile Co. Pershing Rd., ZanesvUle, Ohio Roster 83 PAPER MAKERS IMPORTING CO, INC (Charles Brian) 44 S. Second St, Easton, Pa. PAPIER, Harry (S) Nfco Corp, Box 267, Cordova. Ala. PAPP1S, James 433 Brookline Ave, Boston IS, Mass. PAQUIN, Pol Societe Francaise de Ccramique 44, rue Copemic Paris XVI*, (Seine) France PARCEL. Martin W. (W) Robertson Mfg. Co. Box 848, Trenton 5, N. J. parikh, K. N. University of Illinois 204 Ceramics Bldg, Urbana, 111. PARIKH, Niranjan M. Flat No. S, "Sea Foam" 49 Cuff Parade, Colaba Bombay S, India PARK, Sung Shin Indiana Technical College Fort Wayne, Ind. PARK, Woo Snn c/o Prof. Eung Keuk Lim Seoul National University College of Engr,' Chem. Engr. Dept. ' ;Seoul, Kbrea . PARKERJGIidden M-, Jr (OJD - Glidden Pottery, Inc, Alfred,. N. Y. PARKER. Harry (BI) 308 Marvin Rd, Silver Spring, Md. (National Bureau of Standards) PARKER. Henry F. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. PARKER. James W,, Jr. (S) 7217 Shakespeare Rd, Columbia, S. C. . . (Guignard Brick Works) . . PARKER,. Leon-(G) . H. I.ThonJpSonTibet'.Glass Co: - 1733 Cordova St, Los Angeles 7, Calif. PARKER. Raymond W. (S)' Alliance Clay Product Co. Box'746, Alliance, Ohio PARKER. Richard G. (L) Fair-Rite Products Corp. Walfkill, N. Y. PARKINSON, Robert E. (E) Kawneer Co. UOS N. Front St, Niles, Mich. PARMAN, Donald W. 1419 "H" St, Renton. Wash. PARMER, Jess H, Jr. (G) Owens-Illinois, Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio PARNHAM, H. General Refractories Ltd. Gencfax House, Sheffield 10, England PARRY, William D. (D) Philadelphia Museum School of Art Broad ft Pine Sts, Philadelphia, Pa. PARSON. James A. (LI) 1203 Maple Ave, Ridgway, Pa. (Vitroseal Corp.) PARSONS, Douglas E. (S) Building Technology Division National Bureau of Standards Washington 25, D. C. PARSONS. J. R. (R) Chicago Fire Brick Co. 7531 S. Ashland Ave., Chicago 20, 111. PASCHAL. Forrest A. (S) Box 289, Siler City, N. C. (Manufacturers' Agent) PASK, Joseph A. (XFI) Division of Mineral Technology University of California Berkeley 4, Calif. PASS, J. S. (W) Pass ft Seymour, Inc, Solvay Sta. 50 Boyd Ave, Syracuse 9, N. Y. PASS, R. H. (W) Onondaga Pottery Co. 1858 W. Fayette St, Syracuse 1, N. Y. PASS & SEYMOUR, INC. (J. S. Pass) Solvay Station, 50 Boyd Ave. Syracuse 9, N. Y. PATEK, Sherwood E. (S) Midland Brick & Tile Co. Chillicothe, Mo. PATERSON,G. W. (R) Refractories Engineering St Supplies Ltd, 8291 Royden Rd. Montreal 9, Que, Canada PATRICK, Ltjg. Howard W. (X) Fighter Squadron One Hundred Eleven FPO, San Francisco, Calif. PATRICK, Joseph H. (S) 507 E. Creswell, Greenwood, S. C. (Southern Brick Co.) PATRICK, Robert F. (El) Pemco Corp. 5601 Eastern Ave, Baltimore 24, Md. PAULSON, Fred H. (R) 29 Chestnut St, Worcester 9, Mass. (Norton Co.) PAULUS, Gerald M. Box 1767, Georgia Tech, Atlanta, Ga. PAVLICA, Stanley R. Box 746, Alfred, N. Y. PAVL1SH, Arnold E. (GF) 2904 Clarkson Rd. : Cleveland Heights .18, Ohio . (Cleveland Supply Co.J " PAWLOWSKI, EdWard J. (L) 11 Morris' St, Amsterdam, N. Y. (Mica Insulator Div, Minnesota Mining & Mfg. Co.) PEACOCK, Robert E. (S) _ , Holloway Concrete Products, Inc. Drawer 1347, Winter Park, Fla. PEARCE, Charles S. (F) American Ceramic Society 4055 N. High St, Columbus 14, Ohio PEARCH, Howard C. (WI) . 627'EJson St, East' Liverpool, Ohio (Louth^n Manufacturing Go.) PEARCH, William M. (WI) Akron Porcelain Co, Akron 14, Ohio PEARL, Harry. A. (L) , 4 Knoll Dr, Mtd. Route 10 North Tonawanda, N. Y. (Bell Aircraft Corp.) PEARSON, Edward P. (X) Basic, Inc., 845 Hanna Bldg. Cleveland 15, Ohio PEARSON, E. J. ft J, LTD. (Ralph Heeley) Firebrick Works Stourbridge, Worcs, England PEASE, Philip J. (G) 1405 Washington Ave. Parkersburg, W. Va. (Demuth Glass Works, Inc.) PECHMAN, Alexander (WI) 1157 E Pasadena, Pomona, Calif. (Pomona Tile Mfg. Co.) PECK, J. Clair (SI) 2433 Brookside Ln, York, Pa. (Glen-Gery Shale Brick Corp.) PECKHAM, George W. (G) Chattanooga Glass Co. Corsicana, Texas PECKHAM, Robert H. (G) 5051 Bradley Blvd, Apt. 5 Chevy Chase. Md. (Eye Research Foundation) PEDERSEN, John R. (G) 1409 Bradshaw Ct, Maumee, Ohio ( Owens-Illinois) PEDU, Richard K. (RI) Basic, Inc. 845 Hanna Bldg, Cleveland 15, Ohio PEEL, G. N. Associated Lead Manufacturers Ltd. Crescent House Newcastlc-on-Tyne 1, England PEETERS, Jean M. (G) Canadian Pittsburgh Industries Ltd. 300 Ste. Croix Blvd. St. Laurent. Que., Canada PEILER, Karl E. (GF) Box 228, Mystic. Conn. (Emhart Mfg. Co.) Vol. 37, No. 10 (1958) PELLEGRINI, Edmund T. (G) Kopp Glass, Inc, Palmer St. Swissvale, Pittsburgh 18, Pa. PELZ, Robert W. (WI) 3971 Humphrey Rd. . West Richfield, Ohio (Ferro Corp.) PEMCO CORP. (Richard H. Turk) 5601 Eastern Ave, Baltimore 24, Md. PENBERTHY, Larry (G) Penberthy Electromelt Co. 2317 47th S. W,, Seattle 16, Wash. PENCE, Henry E. (M) St. Joseph Lead Co. Box 97, Monaca, Pa. PENNSYLVANIA PULVERIZING CO. (James B. Frysinger) Two Gateway Center Pittsburgh 22, Pa. PENTECOST, Joseph L. (L) 506 Woodland Dr, Fairfax, Va. (Melpar, Inc.) PERENY, Andrew (MF) Pereny Equipment Co. 893 Chambers Rd. Box 8153, Station A, Columbus, Ohio PERKINS. Harrell L. (M) Central of Georgia Railway Co. 1212 Rhodes-Haverty Bldg. Atlanta 3, Ga. PERKINS,. Whiter W. (WI) '871 Jacoby'-Rd.,'-Copley. 21 i .Obio . . (United States Stoneware Co.) PERRY, Commodore A. (S) 130 Wells Ave, Greenwood, S. C. (Southern Brick Co.) . PERRY, Paul E. (B) Allegheny Ludlum Steel Corp. Brackenridge, Pa. PERRY, Robert F. (WI) Box 283, Victor, N. Y. (Victor Insulators Div,I-T-E Circuit Breaker Co.) . PERRY, Robert W. -(GJ), "78. E. Second St, Comlng-.'N. Y'(Corning'Glass Works) PERRY. T. Ray (L) 1502 Westwood Dr, Irving, Texas (Texas Instruments, Inc.) PERSICO, John V. 12522 Venice Blvd. Los Angeles 66, Calif. PERTUCH, Walter A. R. (D) Franklin Institute Library 20th ft Parkway, Philadelphia 3, Pa. PESKIN, William L. (R) Carborundum Co, Perth Amboy, N. J. PETERS, Forrest I. (W) 113 Hendy Ave, Elmira, N. Y. (Corning Glass Works) PETERSEN, Fred A. (EFI) Thomas Associates 2130 Keith Bldg, Cleveland 15, Ohio PETERSON, Albert F. Rutgers, The State University School of Ceramics New Brunswick. N. J. PETERSON, Donald H. (R) 3029 Oakcrest Ave, Baltimore 14, Md. (Martin Co.) PETERSON, Jack D. (G) 3029 123rd St, Toledo 11. Ohio (Owens-Illinois) PETERSON, Jack L. (RI) 820 Milan Ave. South Pasadena, Calif. (Mfgr. Equipment) PETERSON, John A, Jr. (W) Metal & Thermit Corp. Carteret. N. J. PETERSON, O. M. (M) Lithium Corp. of America Hanna Bldg, Cleveland, Ohio PETERSON, W. H,, Jr. (R) Valentine Fire Brick Co. Div. A. P. Green Fire Brick Co. Woodbridge. N. J. PETRIE. Lloyd R. (W) 305 Western. Abingdon, 111. (Abingdon Potteries, Inc.) Roster 85 m m IfgTT. Tyler G. (G) 1 Kopp Glass, Inc. Swissvale, Pittsburgh 18, Pa. IpETTICSEW, Richard W. R. S. 1, Canisteo. N. Y. PETTY. Frank (W) 1 25633 Brookdale Lane Euclid 17, Ohio (Cleveland Ceramic Corp.) |PETTY, Howard E. (S) 1 3131 Ryona, Lincoln 2, Nebr. (Yankee HD1 Brick Mfg. Co.) IpETTYJOHN, Robert R. (B) 1 3777yi Udall, San Diego 7, Calif. (Convair) [pFAUDLER-PERMUTIT, INC 1 (Sidney W. McCann) 1000 West Ave., Rochester 3, N. Y. IpFEIFF, C. H. (R) Curran-Pfeiff Corp. Box 527. Metnchen, N. J. yFEIFFENBERGER. Lucas E. (S) Box 94, Alpena, Mich. (Expanded Clay ft Shale Assn.) |?FEIFFER, Wilbur H. (EFI) Frigidaire Div., General Motors Corp. Engineering Lab., Plant 2 Dayton 1; Ohio [pfingsten. h. w.:<s) ..:. 1410 Colonial Blvd., Canton, Ohio. . (Metropolitan Brick, Inc.) ' FLEGER, George E. (M) Harshaw Chemical Co. 3237 S. Garfield, Los Angeles 22, Calif. pHELPS DODGE CORP. MORENCI BRANCH (James E. Foard), Morenci, Ariz. fpHELPS. Edwin H. (R) American Cast Iron Pipe Co. Box 2603, Birmingham 2, Ala. ijHELES. Girgrd' W. (M) 101 Shelley Lane; It R; 2 - . Morrisville, Pa. (United Clay Mines .Corp.) HELPS, Stuart M. (RF) Mellon Institute. Pittsburgh 13. Pa. [PHILIPS ELECTRONICS, INC INSTRUMENTS DIV. (C. J. Woods) 750 S. Fulton Ave. Mount Vernon, N. Y. Phillips, Adrian w.. jr. (R) 316 Fairmont Ave., New Castle, Pa. (Shenango China, Inc. Shenango Refractories Div.) [PHILLIPS, Charles J. (GI) Rutgers, The State University School of Ceramics New Brunswick. N. J. Phillips, Donald g. (B) 2804 Lynne Ave., Hatboro, Pa. (Precision Grinding Wheel Co.) (PHILLIPS, Edwin L. (MI) Carolina Pyrophyllite Co. Box 2414, Greensboro, N. C [PHILLIPS, Gordon D. (W) Olean Tile Co. 103 S. Clark St.. Olean. N. Y. I'HILLIPS, J. Gordon (RFI) 359 Cooper St.. Ottawa, Ont., Canada (Dept, of Mines & Technical Survevs) I H1LLIPS, Richard A. (LJ) 264 W. Main St., Williamstown, Mass. (Sprague Electric Co.) 9ILLIPS, W. Eric (G) Duplate Canada ltd., Box 367 Terminal A, Toronto, Ont., Canada SOENIX, Richard C (WI) R. R. 1, Wynnewood Bound Brook, N. J. (Moore & Monger) flCKARD, M. H. (M) United States Borax & Chemical Corp. Pacific Coast Borax Co. Div. 50 Rockefeller Plaza New York 20. N. Y. EPER, Arthur O. (M) 105 Trevor Court Rd. Rochester 10, N. Y. (Heany Industrial Ceramic Corp.) PIERCE GLASS CO. (J. G. Bozzo) Railroad Ave., Port Allegany, Pa. PIERCE, J. Allen (R) 798 Chalmers PI., Pittsburgh 16, Pa. (Harbuon-W'alker Refractories Co.) PIERSON, James F. (Ml) Pcraco Corp., Sales Dept. 5601 Eastern Ave., Baltimore 24, Md. PIGOTT, Phillip G. (R) Box 345, Norris, Tenn. (United States Bureau of Mines) PILKINGTON, Lawrence H. A. Messrs. Pillcington Bros., Ltd. Glass Works, St Helens, England PINCUS, Alexis G. (L) General Electric Co., Res. Lab. Box 1088, Schenectady, N. Y. PINNEY, J. M. (\V) Harker Pottery Co., Box 749 East Liverpool, Ohio PINNOW, Harley R. (W) MC 19, East Liverpool, Ohio (Hall China Co.) PINOTTI, Fred D. (G) 2324 Middlesex Dr., Toledo, Ohio (Kimble Glass Co.) PIRIGYI, Francis E. .305 Memorial.Dr.',- Itm. 206B , Cambridge "39, Mass. '" PISULA, J. Donald. (R) Corhart Refractories Co., Inc. 940 Commonwealth Bldg. Louisville 2. Ky. PITHER, Leslie F. (G) Owens-Illinois Technical Center 1700 N. Westwood Ave. Toledo 7, Ohio PITTENGER, John T. (W) Box 207, Newell, W. Va. : . (Homier. Laughlin- China Go.) ' RITTMAN, Jack (G) Owens-Illinois, Technical Center . 1700 N. Westwood Ave. Toledo 7, Ohio PITTMAN, William C. (R) 410 Whitthorne Dr., Wyoming, Cincinnati 15, Ohio - (Chat. Taylor Sons Co.) PITTS, Joseph W. (E) 5714 Beech Ave., Bethesda 14, Md. (National Bureau of Standards) PITTSBURGH CORNING CORP. (Walter D. Ford) Research ft Development Div. Port Allegany, Pa. PITTSBURGH PLATE GLASS CO. (James E. Archer) Glass Research Center Box 11472, Pittsburgh 38, Pa. PIXLEY, David M. (G) 7920 Cooper Ave., Cincinnati 42, Ohio (Fusite, Inc.) PIXLEY. Francis V. (S) Hudson Vally Tailer Park, MD 25 Newburgh, N. Y. PLACE. Tom M. (LI) Helipot Div. Beckman Instruments Inc. 2500 Fullerton Rd., Fullerton, Calif. PLACE, Thomas M., Jr. (B) Helipot Div. Beckman Instruments Inc. 2500 Fullerton Rd., Fullerton, Calif. PLAGGE, Vernon L. (G) Westinghouse Electric Corp. Bloomfield, N. J. PLANJE, Christian W. (SFI) Gladding, McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39, Calif. PLANJE, Theodore J. M. (B) 4 Summit Ave., Rolls, Mo. (Missouri School of Mines) PLANKENHORN, William J. (EFI) Chicago Vitreous Corp. 1427 S. 55th CL Cicero 50, DL PLATT, Allan S. (S) Structural Clay Products Institute 1947 Grand Central Terminal Bldg. New York 17, N. Y. PLATT, James (S) Structural Clay Products Institute 2556 Clcarview Ave., N. W. Canton, Ohio PLATTS, Dennis R. Box 1399, Allred, N. Y. TLEASANTS, Luther E,, Jr. (G) 6002 Brookfield Rd., Richmond, Va. (Allied Chemical Corp.) PLESSINGER. Clyde B. (S) Box 665, Lindale, Texas (Reliance Clay Products Co.) PLOETZ, Edwin C. H. (El) 8151 Hillcrest Dr. Wanwatosa 13, Wise. (A. O. Smith Corp.) PLOETZ, George L. (R) 261 Swaggertown Rd., Scotia 2, N. Y. (General Electric Co.) PLUM, Russell V. (R) H I C A, Inc., Box 6065 Shreveport, La. PLUMBO, Victor A. (G) General Glass International, Inc. >.. 5 S. Virginia Ave. Atlantic City, N.'.J. ' '. ! * PLUMMER, Harry.C (SF) Structural Clay Products Institute 1520 18th St, N. W. Washington 6, D. C. PLUMMER, Norman (S) State Geological Survey of Kansas Lawrence, Kant. ; PLUMMER, William A. (G) Corning Glass Works, Coming, N. Y. PLUNKETT, Jerry D. -. 78 Westgate, Cambridge 39, Mass,. PLXJSQH. John A. (W) ... 63 Spruce.St., Westfield, Mass. ' (Cortland Grinding Wheels Corp.) POEFENBERG, Scott (M) 11616 Chenault St. Lot Angeles 49, Calif. (Aluminum Silicates Co.) POHLE. Joachim H. P. (RJ) Corhart Refractories Co., Inc. 940 Commonwealth Bldg. Louisville 2, Ky. POISSON, Louis Faiencerie de Badonviller Badonviiler. 'Meurthe et Moselle, France POLAND, Milton E. (WI) 203 W. LaSalle, Royal Oak. Mich. (Champion Spark Plug Co.) POLAR, Alfredo (WI) National Tile & Mfg. Co. 1200 E. 26th St., Anderson. Ind. POLE, Gordon R. (BFI) 2592 S. Shore Blvd. White Bear Lake 10, Minn. (Minnesota Mining ft Mfg. Co.) POLES. Alfred P. (W) 85 W. Afton Ave., Yardley. Pa. (Clifton Ceramic Mfg. Co.) POLHEMUS, D. W. (R) Carborundum Co. Perth Amboy, N. J. POLK, Arthur E. (W) R. R. 1, Dowagiae, Mich. (Produce Terminal Corp.) POLSON. John B. (RJ) 724 Riverview Dr. North Augusta, S. G (Babcock ft Wilcox Co.) POMEROY. William T. (W) Sterling China Co. East Liverpool, Ohio POM PEI, Luigi Via Assarotti 17, Genova, Italy (Consultant) POOLE, James P. (G) Brockway Glass Co- Inc.. Plant 2 Brockwav. Pa. PORCELAIN PRODUCTS. INC (Fredrick A. Pose) Box 830 Parkersburg, W. Va. k. 37, No. 10 (1958) Roster 87 4 t$ -vH' ! pORS'f, Edward G. (El) 1418 Stonewood RJ., Diliimore 1?, Sid. I (Peroco Corp.) pORTER, Bernard (R) Kaiser Aluminum & Chemical Corp. Reduction Group, Pcrmanente, Calif. pORTER, Frank R. (EF) 318 E. Clark St., Crown Point, Ind. (Inland Steel Co.) PORTER, J. L. (B) Kaiser Aluminum & Chemical Corp. 1924 Broadway, Oakland 12, Calif. PORTER, John N. (M) B. F. Drakenfeld & Co. Inc. Box 519, Washington, Pa. pORTER, Wallace S. (W) Universal-Rundle Corp., Box 188 Hondo, Texas PORTS, David W. (R) 3647 W. 68th St., Chicago 29, III. (General Refractories Co.) pOSEY IRON WORKS. INC (James K. Martin) Brick Machinery & Mixer Div. Lancaster, Pa.' pOSLUSZNY, Raymond F, (R) '242 E. Median Ave.- . Philadelphia 19, "Pa. - : (Refractory Specialties Co.) POST, Benjamin F. (MI) Golding-Keene Co. 1401 New York Ave., Trenton 8, N. J. POST, Glenn I. Box 1133, Alfred. N. Y. POST. Zarr A. (L) 5020 Elm St., Bethesda, Md. (Melpar, Inc.) POSTE,.Emerson P. (EFI) : ..Bo* 4051, Chattanooga 5, Tenn. ' (University bf CbattinObga) . POSTLEWAITE, Donald E. (WI) Universal-Rundle Corp, Box -300 Redlands, Calif. POTTER, Alan (EJ) National Bureau of Standards Enameled Metals Section Washington 25, D. C. POTTER, Charles (G) Amersil Quarts Div. Engelhard Industries Co. 685 Ramsey Ave., Hillside, N. J. POTTER. John F. (W) Bell Telephone Lab. Murray Hill, N. J. POTTERS SUPPLY CO. (William W. Irwin) 11 Washington St. East Liverpool, Ohio POTTIER. Henri Cie. Generate dElectro-Ceramique 12 Rue de la Baume, Paris 8*, France POTTINGER, R. (W) . Vitachrome, Inc., 421 E. Sixth St. Los Angeles 14, Calif. POTTS, Amos P. (SF) 3S9 E. Main St., Logan, Ohio (Logan Clay Products Co.) POULOS, Nick E. (B) Georgia Institute of Technology Engineering Experiment Station Atlanta 13, Ga. POULTON, Robert F. (W) 2763 N. Congress Rd., Camden 4, N. J. (Universal-Rundle Corp.) POUNDSTONE, William W. (G) Pittsburgh Plate Glass Co. One Gateway Center, Pittsburgh 22, Pa. POWELL, H. Eugene (G) 1061 Michigan Ave., Maumee, Ohio (Kimble Glass Co.) POWELL. Joe A. Old Hickory Clay Co. Box 271, Paducah, Ky. POWELL, John A. (L) 429 S. West End Ave., Lancaster, Pa. (Radio Corp. of America) POWELL. Lee F. (M) Old Hickory Clay Co. Box 271, Paducah, Ky. POWELL, O. E. (S) PUCKETT, John P,, Jr. (G) Indiana Drain Tile Co., Inc., Box 66 Leeds & Northrup Co. Brooklyn, Ind. 4901 Stenton Ave, Philadelphia 44, Pa. POWELL. Richard H. (M) PUERTO RICO 1279 N. Main St., Jamestown, N. Y. CLAY PRODUCTS CORP. POWERS, Don W. (Oscar Gonzalez Cabanillas) 1201 Highland Ave., Abilene, Texas Box 4729 POWERS, George H. (R) San Juan, Puerto Rico Norton Co., Refractories Div. PULLIAM, George R, (B) Worcester 6, Mass. Douglas Aircraft Co, Inc. POYNOR, T. Wythe (S) C-250 Adv. Des. Sect. Acme Brick Co., Box 1278 Lakewood Blvd, Long Beach 1, Calif. Oklahoma City, Okla. PULS, George (R) POZNIAK, Boris W. (S) Acme Brick Co. Pecora, Inc., 300-400 W. Sedgley Ave. Box 425, Fort Worth, Texas Philadelphia 40, Pa. PflLS, Josef POZZANGHERA, Sam A. (G) "Austria" United Enamel Works Bausch & Lomb Optical Co. Wilhelminenstr. 80 635 St. Paul St., Rochester 2, N. Y. Vienna 107, Austria PRACHANKHADEE, Manoon PUMPHREY, William I. Dept, of Science, Ministry of Industry Murex Welding Processes Ltd. Bangkok, Thailand Hertford Rd. PRADO, Faustino Waltham Cross, Herts, England . Monte 211, Habana, Cuba PUNTNEY, L. E. (RI) (NeoCeramica S. A.) 908 E. Jackson, Mexico, Mo. PRAJLOW, Walter E. L. . SchsffhauserStr.5 (Mexico Refractories Co.) PUPULIDY, Alexander (R) (l7b) \Sacldngen/Hochrhein, Getmany. -.3100 S. Michigan Ave. (Vita-Zahnfabrik H. Ranter K. 'G.) > -Chicago id/riLi; . PRATT. Donald S. (E) (Armour Research Foundation) 3440 40th St, San Diego 5, Calif. PURINGTON BRICK CO. (Convair) (R. L. Worcester) PRECISION GRINDING Box 110, Galesburg, 111. WHEEL CO, INC. PURNELL, Hugh J. (R) (Alexander M. Blakely) 825 Roslyn Ave, West Chester, Pa. _ .8301 Torresdale Ave. (Service Engineer) Philadelphia 36, Pa. PYNER, Alfred D. (W) PRESCOTT. Frank R. (G) Southern California Minerals Co. . 1811 .Kimball Ave.;.Arnold, Pa. 320 S. Mission Rd. * (Pittsburgh Plate Glass Co,)- . Los Angeles 33, Calif. PRESTON, Frank W. (G) . " . \ FYRO,-REFRACTORIES CO. Preston Labs, Inc; ' (A. C. Sanger)' - .. Box 149, Butler, Pa. Box 488; Oak Hill, Ohio PREWITT. J. K. (S) Elgin Standard Brick Mfg. Co. Elgin, Texas Q PRICE, Glen M. (R) General Refractories Co, Box 1673 Baltimore 3. Md. PRICE, James E. (RI) 1956 Guernsey Ave, Abington, Pa. (Simonds Abrasive Co.) PRICE, J. Russell (D) "Fainneadows" Box 211, R. R. 3 Esmond 17, R. I. (Don!ton & Co, Inc.) PRIDDY, K. O. (S) Barium Reduction Corp. South Charleston 3, W. Va. PRIESTLEY, J. Edward Huntly Brick & Fireclay Co, Ltd. Box 14, Huntly, New Zealand QUIGLEY CO, INC. (R. J. Demaison) 415 Madison A-ve, New York 17, N. Y. QUINN, Joseph J, Jr. (L) Bowen Engineering, Inc. North Branch, N. J. QUIRK, John F- (L) Battelle Memorial Institute 505 King Ave, Columbus, Ohio QUIRK, Virgil P. (B) 1910 Wink Ct, Owensboro, Ky. (Westinghouse Electric Corp.) QU1STGAARD. Walter F. (L) 2031 N. Bedford Rd. Spring Lake, N. J. (Leonard Electric Products Co.) PRIMM. Herbert E. (R) 423 Parker Ave. R San Francisco 18, Calif. (Gladding. McBean & Co.) PRINCE. Alan T. (BI) Mines Branch, Ottawa. Ont, Canada PRINDLE, William R. (G) Continental Can Co, Inc. Hazel-Atlas Glass Div. 15th & Jacob Sts, Wheeling, W. Va. PRIOR, Gordon M. (M) 200 W. Third St, Plainfield, N, J. (Specialized Ceramics Corp.) PRIOR, Harold D. (Rl) Chas. Taylor Sons Co. Box 58, Annex Sta. Cincinnati 14, Ohio PROCTOR, Charles W. (E) 6538 Donjoy Dr, Cincinnati 42, Ohio RABAGO, Arturo (G) Apartado Postal 183 Orizaba, Ver, Mexico (Cerveceria Moctezuma S. A.) RABCHUK, Alexander (R) Kerr Manufacturing Co. 1111 E. Milwaukee, Detroit, Mich. RABIN, William J. (L) 19A-1 Redfield Village Metuchen, N. J. (National Moldite Co.) RACHWAL, Chester A. (R) 10995 W. 23rd Ave, Denver 15, Colo. (Coots Porcelain Co.) RADCZEWSKI, Otto-Ernst Institut fur Gesteinsbuttenkunde (General Electric Co.) Mauerstrasse 5, Aachen. Germany PROCTOR, W. J, Jr. (B) RADIO MATERIALS CORP. Southern Clays, Inc, Gordon, Ga. (C. M. McIntosh) PROKOPEC. Robert (G) 3325 N. California Ave. 309 N. Tillotson Ave., Muncie, Ind. Chicago 18, 111. (Ball Bros. Co, Inc.) RAGATZ, Eugene C. (L) PROKOPOWICZ, Thomas I. (LJ) Allen-Bradley Co. 33 Johnson St, North Adams, Mass. 136 W. Greenfield Ave. (Sprague Electric Co.) Milwaukee 4, Wise. Roster 89 gjtGGOX, Frank C (G) Owens-Illinois Box 1019, Oakland 4. Calif. ,HHE. Villem (G) ^ Box 33, Eightyfour, Pa. (Continental Can Co., Inc. Hazel-Atlas Glass Div.) ^IBLE. A.J. (W) Briggs Manufacturing Co. 415 W. Seymour Ave. Cincinnati 16, Ohio AlNE, Frank F. <R1) 111 E. Vine Si., Mexico, klo. i (Mexico Refractories Co.) ` .AIXEAR. John F. (SI) 68 Rainbow Terr. Orchard Park, X. Y. (Buffalo Brick Corp.) tAlXEY, Edwin Q. 48 Park Lane X. E-, Atlanta 9, Ga. SAIT. J. R- ' Briton Ferry Steel. Co. Ltd. Britoh Kerry, Glamorganshire,' Wales. (ALSTON.'O. Cl (UK) 4333 Clagett Rd, Hyattsville, ltd. (Consultant) (ALSTON, Thomas E. (R) Harbison-Walker Refractories Co. 1800 Fanners Bank Bldg.' Pittsburgh 22, Pa. 1kAMM, Eric TM H. L Brisbane ft Wunderlich Ltd. Lord St, East Perth, West Australia jAMSDEN, C E. C. E. Ramsden ft Co. Ltd. -Foley Colour ft Cbemlral Works. Fenton, Stoke-on-Trent, England (AMSEUR, Arthur, Jr. Box 1480. Georgia Tech. Sta. Atlanta, Ga. lAMSEY. Thomas H., Jr. (LJ) 1615 Homewood PI, Dallas, Texas (Texas Instruments, Inc.) 1AMTITE CO. (Louis J. Jacobs) 2563 W. 18th St, Chicago 8. 111. 1ANDALL, Theodore A. (D) State University of New York College of Ceramics, Alfred, N. Y. LANDOLPH. Hal F. (R) Mexico Refractories Co. Mexico, Mo. IAXDOLPH. Robert L, Jr. (LJ) 202 Arrow Dr. Signal Mountain, Tenn. (American Lava Corp.) LANKIN, James J. (M) St. Joseph Lead Co, Box 97 ' Monaca, Pa. T LANKINE, Adam S. fR) $| Martinsville, N. J. (Johns-Manvllle Corp.) LAXSOM. John T. (B) E. I. du Pont de Nemours ft Co, Inc. Experimental Station Wilmington, DeL LAPP. Carl H. (LI) Globe-Union, Inc, 900 E. Keefe Ave. Milwaukee 1. Wise. LAPP. H. W, Jr. (W) Morton Pottery Co. 315 W. Jefferson St, Morton. 111. LASE. Daniel E. (B) State University of New York i College of Ceramics, Alfred, N. Y. I LASMUSSEN, R. K. (G) Mississippi Glass Co. Box 609, Fullerton, Calif. RASMUSSEN, Wayland G. (S) Mason City Brick ft Tile Co. 200 Brick ft Tile Bldg. Mason City, Iowa lASSNER, Donald D. (ST) 1014 Longbrook Dr, Jasper. Ala. - (Natco Corp.) it RATCLIFFE, Hany J. (M) 530 Spruce St., Trenton. N. J. (Unique Kilns of Trenton, Inc.) RATCUFFE. Temnle W fPt RATHMANN, Qyde L. (G) REIN, Peter (W) Corning Glass Works, Corning, N- Y. 1746 W. Sycamore, Kokomo, Ind. RAUCH, Harry W. (GI) (Kokomo Sanitary Pottery Corp.) J42 Spring Lane, King of Prussia, Pa. REINKER, Arthur G. (R) (Foote Mineral Co.) Johns-Manville Sales Corp. RAY, Donald L. 1530 Guildhall Bldg. R. R. 1, Kenova, W. Va. Cleveland IS, Ohio RAY, E. Harold (M) B. F. Drskenfeld ft Co, Inc. . REINKER, Gerald E. (G) r" General Electric Co, Lamp Div. Box 519, Washington, Pa. 1133 E. 152nd St, Cleveland 12, Ohio RAY, John G. (G) RE1SCHEL, Frank (W) Sylvania Electric Products, Inc. 2733 Mayflower, Arcadia, Calif. 75 Sylvan St, Danvers, Mass. (Dileetron Inc.) RAYTHEON MANUFACTURING CO. RE1S1NG, Joseph A. (M) (Leonard Lcscnslcy) St. Joseph Lead Co, Zinc Smelting Div. Foundry Ave, Waltham 54, Mass. RAZEY, Robert M. (R) 486 Ashland Ave., Detroit 15, Mich. Monaca, Pa. REISS, Max S. (E) 39 Highland Terr. (Great Lakes Steel Corp.) Canandaigua, N. Y. REA, Robert F. (WI) (Lisk-Savory Corp.) Champion Spark Plug C6. REMDE, Harry F, Jr. (L) Ceramic Plv. 26 Norwood Ave, Plainfield, N. Jf. 8525 Bullet. Ave, Detroit Tl, Mieh. ' REAGAN, Cornelius ). (S) ; 532 Woodmont St. (General Ceramics Corp:) ". ' REMINGTON, Victor ft. (OFI) B. F. Drskenfeld ft Co, Inc. , East McKeesport, Pa. Box 519, Washington, .Pa. (Van Ormer Bride Co.) REMMEY, G. Bickley (RFI) REAGAN, Michael M. (E) Richard C. Remmey Son Co. ' Stamped ft Enamelled Ware Ltd. Hedlcy St ft Delaware River Guelph Ave, Hespeler, OnL, Canada . REARDON, Daniel E. 29 N. Buffalo Ave., Ventnor City, N. J. RECNY, Frank G. (L) . General Electric Co. - Philadelphia 37, Pa. REMMEY, John G. (R) Richard C. Remmey Son Co/' Hedlcy St. ft Delaware River Philadelphia 37, Pa. '.Specialty Electronic-. Components. Dept. . ..V- 1811 LeMoyrie' AVe:,-Syracuse, N. Y. : REDWINE, Richard H. US Woodburn Rd, Raleigh, N. C. REED. A. J. (S) National Clay Pipe Mfgrs, Inc. Box 194, 350 W. Terra Cotta Ave. Crystal Lake, IU. REED, Carl E. (G) 1410 E. Main St, Lancaster, Ohio (Sharp-Scburtx Co.) REED, George C, III (BJ) 54644 N. 28th St, South Bend IS, Ind. (Bcndix Aviation Corp.) REED, Leonard (B) Kaiser Aluminum ft Chemical Corp. 1600 S. Main St, Milpitas, Calif. REED. Madison W,, Jr. (BJI) Electric Storage Battery Co. Research Center, Yardley, Pa. REED, Paul H. (R) 310Va Fairmont Ave, New Castle. Pa. (New Castle Refractories Co.) REES. Glenn H. 41 Hilltop Trailer Park State College, Pa. REMMEY. RICHARD C, SON CO. V (G.-Bickley Remmey) Hedlcy' St. ft Delaware River Philadelphia 37, Pa. " . REMPES. Paul E,, Jr. (BI) 3903 Custer Ave, Royal Oak, Mich. (Champion Spark Plug Co.) RENFREW, J. Harvey (S) 31 Linden Park St, Roxbury 20, Mass. (Herman G. Protze) RENOUF, Leonard J. (R) 342 Church St, Youngstown, N. Y. (Titanium Alloy Mfg. Div, National Lead Co.) RENSKERS. Richard H. (WI) American-Standard Box 736, Kokomo, Ind. REPLOGLE, D. E. (L) Electronic Mechanics, Inc. 101 Clifton Blvd, Clifton, N. J. REPUBLIC STEEL CORP. (Burton Longwell) 1420 Republic Bldg. Cleveland 1, Ohio RESCHETZ, Raymond R.1648 W. Forest. Decatur, 111. REEVES. Harold, Sr. (W) Fitzpatrick Industries, Inc. Box 30, East Palestine, Ohio RESER. Margie K. (I) 977 Carlisle Ave, Columhus 24. Ohio (American Ceramic Society) REFRACTORIES INSTITUTE, THE (Avery C. Newton) RESTREPO, Ramiro 10-17 Beatty Ave, Cambridge, Ohio First National Bank Bldg. Pittsburgh 22, Pa. REUNING, Charles R. (R) 545 Boulevard, Westfield, K. J. REFRACTORY ft INSULATION CORP. (National Refractories. Div. (A. S. Arwinc) Port Kennedy, Pa. Mexico Refractories Co.) REGEXBRECHT, Albert, Jr. (G) REUNING, George W,, Jr. (RI) Sylvania Electric Products, Inc. 874 Newport Dr, Pittsburgh 34, Pa. Special Tube Div, E. Third St. (National Refractories Div. Williamsport, Pa. Mexico Refractories Co.) REGOUT. Joseph F. E. REUSCHE, Frank L. (W) N. V. de Sphinx, Maastricht, Holland 60 Congressional Pky. REHM, Walter E. (RJ) U. S. Army ACAN Receiving Station Livingston, N. J. (L. Reusche ft Co.) Middletown, Calif. REUTER, Raymond (R) REID, Frank P. American Ceramic Society National Aluminate Corp. 6216 W. 66 PI, Chicago 38, 111. 4055 N. High St, Columbus 14, Obin REYNOLDS, Hany M. (G) REID, P. S. Borax Consolidated Ltd. Renite Co, Box 8065 Columbus 1, Ohio Borax House. Carlisle PI. REYNOLDS METALS CO. London S. W. 1, England (L S. Beeler) Richmond 18, Va. REIMER. Tohn f. (WI) RHOADS. Tames L (L) RHODES. Dunald E. (B) R1EPER, Gerald (W) ROBERTS. John ,W. (S) Mallinckrodt Chemical Works 5335 Flint Ct Southern Lightweight Hematite, Mo. Indian Heights, Kokomo, lad. Aggregate Corp. RHODES. Foster T. (W) (American Radiator & Box 9138, Richmond 27, Va. Onondaga Pottery Co. Standard Sanitary Corp.) ROBERTS, Mervin Francis (El) 1858 W. Fayette St., Syracuse 4, N. Y. RIGBY, George R. (R) 11 Plymouth PJ, Gedney Sta. RHODES, Frank R., Jr. (RJ) 2060 Wrightsboro Rd., Augusta, Ga. (Babcock & Wilcox Co.) RHODES, Fraser B. (WFI) 7154 Maple Ave. Cincinnati 43, Ohio (Briggs Manufacturing Co.) RHODES, Ralph E.. Jr. (M) United Clay Mines Corp. 101 Oakland St., Trenton 6, N. J. RHODES, Ralph R. (RFI) 1729 Powell St., Norristown, Pa. (E. J. Lavino & Co.) RHODES. Lt. William H. (RJ) 04084837, COB 538th Engr. Bn. Fori Knox, Ky. Canadian Refractories Ltd. Kilmar, Que, Canada RIGBY, James E. (G) Blue Ridge (Bass Corp. Kingsport, Tena. R1GTER1NK, Merle D. (LF) Bell Telephone Labs. Murray Hill, N. J. RIIS, `Asgetr (M) Robeson Process Co. Box 960, Erie, Pa. RIKER, Leon W,, Jr. (G) Box 252, Manorville, Pa. (Pittsburgh Plate Glass Co.) RILEY, Roger R. (R) Gladding, McBean & Co. Box 630, Pittsburg, Calif. White Plains, N. Y. (Irco Corp.) ROBERTSON, Glenn D. (L) 16133 Alcima, Pacific Palisades, Calif. (Hughes Aircraft Co.) ROBERTSON, James A. (R) Food Machinery & Chemical Corp. Box 8, Princeton, N. J. ROBERTSON, John M. (E) 3006 Rosedale Blvd, Louisville 5, Ky. (American Radiator ft Standard Sanitary Corp.) ROBERTSON, Leon F. (G) Brockway Glass Co, Inc, Brockway, Pa. ROBERTSON, R. Kenneth (S) Laprairie Brick & Tile, Inc. 906 Shell Tower RHOTON, Donald G. (M) RILEY. William C. (R) Montreal, Que, Canada . ..'Eagle Grinding.Wbcel Cl-. Battelle Memorial Institute ROBESON PROCESS CO. 2519 'W,-Falton St.,-Chicago: 12, 111, . 505. King Ave.; Columbus 1, Ohio . ('Asgeir Riis) Box.960,.Erie. Pa. RICCI, Edward Michael (RJI) 817 Main St., Dickson City, Pa. (Harbiton-Walker Refractories Co.) RICE. Hal H. (WI) 451 Vinewood Ave. Birmingham, Mich. (General Motors Corp.) RICE, Murray J. (B) Box 155, Alfred. N. Y. (State University-of New York, ' College of Ceramics)- . >. ! RICH, Davi4)t;'<G)-;>^: RINDONE, Guy E. (G) .4: ... Department of ' Ceramic Technology * - Pennsylvania State University University Park, Pa. RINEHART, Dale W. (G) 1420 Union Ave. Natrona Heights, Pa. (Pittsburgh Plate Glass Co.) RINGEN, Robert E. (M) Paul O. Abbe. Inc., 400 Center Ave. Little Falls. N. J. RISEPEN. O. D. (L) : :-29Z3 Nnriek Dr,.Chattanooga, '4'enb. ROBJLLARD. Katyeyi J. (tC) - . ; -Exoion''-Co, -1000 El Nia'ghra St ; Tonawanda, N. Y.' ROBINETTE, Oren, Jr. 620 S. Washington St, Kokomo, Ind. ROBINSON CLAY PRODUCT CO. (W. E. Robinson) Box 1070 65 W. State St, Akron 9, Ohio ROBINSON, David W. (M) Zonolite Co. / Box 607, Libby, Mont. ROBINSON,. Donald R. (W) /' Tile Cohncil of America, Inc..' Pittsburgh Plate Glass' Co. ' (American Lava Corp.) v- : V^-R*^rli;C4titiV;j0f6xv326-':,bV^ ? -. Glass Research Center RISPLER, Z. W. Princeton, N, J. . Box 11472, Pittsburgh. 38, Pm. Palestine Glass Works ROBINSON. F. George (S) RICHARD, Giulio A. "Phoenicia" Ltd, Box 168 500 S. Santa Fe Dr, Denver, Colo. Via Cernuschi 1, Milano, Italy ' Haifa, Israel (Robinson Brick ft Tile Co.) (Societa Ceramica Richard-Ginori) RITLAND, Harold N. (G) ROBINSON, Gilbert C (XF) RICHARDS, Robert W. (S) 2553 156th Ave, S. E, Bellevue, Wash. Box 91, Clemson, S. C. Richards Brick Co. (Boeing Airplane Co.) (Gemson College) 234 Springer, Edwardsville, 111. RICHARDSON, Chauncey A. 3032 Market St., #6, Seattle 7, Wash. RICHMOND. Joseph C. (EFI) 4822 Morgan Dr., Chevy Chase IS, Md. (National Bureau of Standards) RICHTER, A. J. (S) Tuthill Building Material Co. 545 E. 103rd St, Chicago 28, 111. RICHTER, Charles J. (G) Box 275, Canfield, Ohio (Glass Engineer, Inc.) RICK. Clarence A. (R) *S 320 W. Park Ave., Columbiana, Ohio RITT, P. E. (W) 910 Hillcrest Dr, Vienna, Va. (Melpar, Inc.) RITTER, Joseph S. (G) Adamston Flat Glass Div. Rolland Glass Co, Box 631 Clarksburg, W. Va. RITTLER, Hermann L. (GI) 1 Meadowbrook Apts, Corning, K. Y. (Corning Glass Works) R1TZ, Joseph W. (G) Sylvania Electric Products, Inc. 1891 E. Third St, Williamsport, Pa. ROACH, Carlton (G) Adamston Flat Glass Div. ROBINSON. Louis G. (E) Louis G. Robinson Labs. Box 761, Cincinnati 1, Ohio ROBINSON, Neal (S) Robinson Ventilating Co. Zelienople, Pa. ROBINSON, Percy Burrill Diamond Clay Co. Ltd. Hartshil], Stoke-on-Trent, England ROBINSON, Phillip 23 Pymble Ave. Pymble, N.S.W, Australia (Gallard ft Robinson Pty. Ltd.) ROBINSON, Richard E. (RI) (Kaiser Aluminum & Chemical Corp.) Rolland Glass Co. Johns-Manville, Zelienople, Pa. RICKER, Richard W. (El) Box 631, Clarksburg, W. Va. ROBINSON, Richard R. (SI) Aluminum Co. of America ROACH. H. C. (R) 2232 Parkway Blvd, Alliance, Ohio Alcoa Research Labs., Box 772 American Radiator ft (Alliance Clay Product Co.) New Kensington, Pa. Standard Sanitary Corp. ROBINSON VENTILATING CO. RICKEY. Charles J. (MJI) B. F. Drakenfeld ft Co., Inc. Box 519, Washington, Pa. RICKEY. J. H.. Jr. (R) Ironton Fire Bride Co. Box 536, Ironton, Ohio RIDDLE, Frank H. (Honorary, WFI) 14 Upland Rd., Colorado Springs, Colo. (Champion Spark Plug Co, Ceramic Div.) RIDDLE. James E. 5 Williams Dr, Greenville, S. C RIDGEWAY. Thomas J, Jr. (R) 204 Romayne Ave, Joliet, I1L (General Refractories Co.) R1EDER, Zoltan (B) American Electro Metal Div. Firth Sterling, Inc. 320 Yonkers Ave, Yonkers, N. Y. 40 W. 40th St. New York 18. N. Y. ROACH, Wilfred H. (G) 112 Renwick Lane, Horseheads, N. Y. (Westinghouse Electric Corp.) ROBB, Richard B. (R) 242 Rockingham Rd. Pittsburgh 38, Pa. (United States Steel Corp.) ROBBINS. Carl R. (B) National Bureau of Standards Div. 9.3, Washington 25, D. C. ROBBINS, David (R) 1929 Summerland St. San Pedro, Calif. (Aerojet-General Corp.) ROBBINS. Martin D. (RJ) 135 W. 56th St, New York 19. K. Y. {Chemical Engineering) ROBERTS, John Taggart (EFI) (J. L. Henderson, Jr.) Zelienople, Pa. ROBINSON, W. E. (S) Robinson Clay Product Co. Box 1070, 65 W. State St Akron 9, Ohio ROBINSON. William L. (R) 730 E. Garfield Ave, Glendale, Caltf. (Gladding, McBean ft Co.) ROBSON, H. L. (D) 165 S. Water St, Lewiston, N. Y. (Olin Mathieson Chemical Corp.) ROBSON. James T. (MFI) Allied Engineering Division Ferro Corp, 4150 E. 56th St. Cleveland 5, Ohio ROBSON, Thomas D. Lafarge Aluminous Cement Co. Ltd. 73 Brook St, London W. 1, England RIEGERT, Richard P. (BI) 419 Park Btvd, Glen Ellyn, IIL ROBSON, William G. (B) 1006 Mercer St, Ojal, Calif, f (Servomechanisms, Inc.) , : (Ingersoll-Humphryes Div, Borg-Warner Corp.) Atomics International . 21600 Vanowen, Canoga Park, Calif. Roster 93 g0CHE, L. C. (GF) Maryland Glass C-arp 2147 Wicomico St., Baltimore 50, MX OCHESTER, Thomas W, Jr. (G) 2)0 Delevan Are,, Coming. N. Y. (Coming Glass Worts) bOCHFORD. David S. 2)77 Central Ave, Schenectady, K. Y. gOCHOW, W. F. (RF) Harbison-Walker Refractories Co. 307 Fifth Ave., Pittsbnrgh 22, Pa. gOCKFORD BRICK ft TILS CO. (G. H. Galvin, Jr.) Rockford, lorn gODEFER, Howard H. (G) Rodefer-Gleason Glass Co. Box 550, Bellaire, Ohio gODGER, John K. L. G. Sparking Plugs Ltd. Rntney Vale London S. W. 15, England gODGERS. Nisbet P. (W) Mid-State Tile Co. Box 169, Lexington, N. C. gODMAN, Clarence J. (E) . ' .(315 S. Union Ave.,'Alliance, Ohio. ' (AHUntc.^rt,.lBC.)... . i. gODRIGUEZ, Alfonso F. (C) Vtdricra' Monterrey, S. A. Apartado 162, Monterrey, N. L, Mexico RODRIGUEZ. A. R. (LI) 29 Pine St.. FranVlinville, N. Y. . (Hi-Q Div.. Aetotox Corp.) RODRIGUEZ, Joan M. Calle 11 esq 18, Santiago de las Vegas La Habans, Cuba rOE, Lawrence A. (G) : ,712 Moffctt Rd.,.Lake Blnff. JU. . -(International Minerals ft*. Chemical Corp.) ROE. Richard F. (W) 3462 Roaeland Ave. Parkersburg. W. Va. (Porcelain Products, Inc.) ..0E, Sheldon F., Jr. (GJ) Thatcher Glass Mfg. Co. Elmira, N. Y. OFF. Robert W. (M) Bett Operations 433 Birch PL. Westfield, N. J. OFF. W. Wallace (M) ` 14 Glenside Dr., West Orange. N. J. (Whittaker, Clark ft Daniels. Inc.) OGATZ, Alvin (L) Maids Development Co. 214 Academy St.. Hampton, Va. OGERS, Edwin J. (WI) Diamonite Products Mfg. Co. Shreve, Ohio OGERS, Gregory L. (R) 9500 S. Norwalk Bird. Los Nietos, Calif. (Pacific Clay Products) 10GERS, John W. (G) Ladede-Christy Works, Refr. Dir. H. K. Porter Co. 2064 Hampton Ave., St Louis 10. Mo. OGERS, Melvin F. (GI) 55 Goff St.. Corning, N. Y. (Corning Glass Works) OGERS, Virgil L. (S) Hebron Brick Co., Hebron, N. D. OGERS, William O. 732 Paseo Grande, San Lorenzo, Calif. OGERS, William R. (R) Carborundum Co., Bristol, Pa. OLKE, Herbert J. (I) Sociedade de Engenharia Industrial Rua Marconi,- 213* andar Sao Paolo, Brazil OLLER, Eugene L. (R) 111 Campus Dr., Buffalo 26. N. Y. (Refractory ft Insulation Corp.) OMANO, PasqtAie J. (WI) 1212 Cavalier La, West Chester, Pa. (Foote Mineral Co.) 0MINE, Donald J. 606 S. Monroe St, West Frankfort, 111. ROO'31. Joseph L. (G) 55 Farnsworth Rd. Rochester N. Y. (Bausch ft fjomh Optical Co.) ROONEY, Tbotnas E, 111 (K) Empire Fire Brick Co. 219 Murray, Fort Wayne, Ind. ROOT, H. Dean (BI) Westinghouse Electric Corp. Ceramics Section 7325 Penn Ave., Pittsburgh 8, Pa. ROOT, Lawrence L. (M) Stanford Pottery Inc. 40 S. 15th St, Sebrtng. Ohio ROOT, W. E. (S) 131 Mulberry St, Plymouth, Ohio (Fate-Root-Heath Co.) ROQUES, Rodney A. (W) 413 Boyd St, Golden, Colo. (Coors Porcelain Co.) ROSABAL, Felix A. Box 624, Georgia Tech. Atlanta 13, Ga. ROSE. Fredrick A. (W) Porcelain Products, Inc. B.ox 830, Parkersburg, W. Va. ROSE,- Ralph (RI) H. K. Porter Co, Inc,-, Refr. Dir. - Porter Bldg, 601 Grant St Pittsburgh 19, Pa. : ROSENTHAL, E. K. (W) 234 Napoleon St Playa Del Rey, Calif. (Metlox Mfg. Co.) ROSENTHAL, Erast 4 Vincent Ct, Seymour PL London W. 1, England .1 Rosenthal China (London) Ltd.) . ROSEtiTHAt, J. Jesse: (IJ) ;. . 324r-A"Wlnut St.-LoiAlambs. N. (Los Alamos Scientific -Lab.) . ' ROSENW1NKEL, George O. (R) 3N 509 Howard Ave, Elmhurst, III. (North American Refractories Co.) ROSENZWEIG, Herman (G) Texglast, Inc., Decatur, Texas ROSICLARE LEAD ft FLUORSPAR MINING CO. (J. Blecheisen) Roticlare, IIL ROSLUND, J. A. (R) Globe Brick Co, Box 765 East Liverpool, Ohio ROSS. Donald W. (RFI) 5929A Oakhnnt PL, St Louis 12, Mo. (Consultant) ROSS, Frederick J, Jr. (R) Carborundum Co, Buffalo Ave. Niagara Falls, N. Y. ROSS. Howard, 11 (E) 7215 Hague Ave, Apt. 6 Cleveland 2, Ohio (Ferro Corp.) ROSS. Stuart T. (B) 901 Brooklawn Rd. Birmingham, Mich. (Chrysler Corp.) ROSSING, Barry R. Box 1396, Alfred. N. Y. ROSS-TACONY CRUCIBLE CO. (A. M. Johnson) Robbins ft Milnor Sts. Philadelphia 35, Pa. ROTH, Harper D. (M) 5534 E. River Rd. Grand bland, N. Y. (Harper Electric Furnace Corp.) ROTHERMEL, Joseph J. (G) Coming Glass Works, Corning, N. Y. ROUDABUSH, Henry L. (R) General Refractories Co. 3201 Fruitland Are. Los Angeles 58. Calif. ROUDABUSH, Ned W. (R) 1)2 Irwin Ave. Ben Avon, Pittsbnrgh 2, Pa. -(H. K. Porter Co, Inc.) ROUP. Holland (LFI) Centralah Div, Globe-Union Inc. 900 E. Keefe Ave., Milwaukee 1, Wise. ROWE, Arnold E (E) 1210 Dilworth Rd, Charlotte, N. C (Douglas Aircraft Co.) ROWLAND, Davidge H. (WI) Porcelain Insulator Corp, Lima, N. Y. ROWLAND, Donald A. (B) 3 Maple St, Bath, K. Y. (Westinghouse Electric Corp.) ROWLAND, Richards A. (B) 3737 Bellaire Blvd, Houston 25. Texas (Shell Development Co.) ROWLAND, R. W. (BF) New Castle Refractories Co. New Castle, Pa. ROWLANDS, Robert R. (WI) Universal-Rundle Corp. Box 300, Redlands, Calif. ROY, H. N. Indian Ceramic Society Dept, of Ceramics Benares Hindu Univ, Benares, India ROY, James W. (B) R. R. 1, Meadow Lane Glens Falls, N. Y. (General Electric Co.) ROY, N. C .i ' Orissa. Cement Ltd. ;- 4 PsIhousie Sq, E, Calcutta !-, India , 'ROY, Rdstmn`(B) . .. Pennsylvania State University - 221. Mineral Sciences Bldg. University Park', Pa. ROYAL CHINA, INC. (B. L. Miller) Scbring, Ohio ROYAL COPENHAGEN PORCELAIN MANUFACTORY ft THE FAIENCE MANUFACTORY ALUMINIA (Chr. Christensen) Sthalkgade 45.. .-r -.vCopenhsgra-' ^' D^maric ;ROlfAE; Herbert 845 Pilgrim Rd, Birmingham,-Mich.-' ' (Champion Spark Plug Co.) ROYER, Rene Infdnieur-Conseil (E.C.P.) 60, Rue D'Issy, Vanves (Seine) France RUARK, A. E. (G) Atomic Energy Commission Research Div, Washington 25, D. C. RUDD. Richard D. (M) Carborundum Co. 3335 W. 47th St, Chicago 32, in. RUE, Charles V. (BI) Box 166, R. R. 4, Tiffin, Ohio (Sterling Grinding Wheel Co.) RUECKEL, Walter C. (RF) Koppers Co, Inc., Koppert Bldg. Pittsburgh 19, Pa. RUFFS'ER, Larry J. (L) Jeffers Electronics Div. Speer Carbon Co. Hoover Ave., Du Boia, Pa. RUGG. Orotund I. (G) 13615 Meyers Rd, Detroit 27, Mich. (Ford Motor Co.) RUGGLES, Robert W, Jr. (XJ) Mill St, Manorvillc, Pa. (Pittsbnrgh Plate Glass Co.) RUGH, Kenneth A. (R) Garfield Refractories Co. Bolivar, Pa. RUH, Edwin (R) 789 Fraithnrst Dr. Pittsburgh 34. Pa. (Harbison-Walker Refractories Co.) RUH, Robert (R) 162 Diana Ln, N, Fairborn, Ohio (Wright Air Development Center) RUIZ, Jorge Martin (R) Amerex Ingenious, SA, Ixtacdhuatl 6 (Insurgentes ft Agnascalientes) Mexico 11, D. P. RUIZ, Robert A. (R) 114 W. Home St, VandaHa, Mo. (Walsh Refractories Corp.) RULON. Richard M. (G) Sylvania Electric Products, Inc. 60 Boston St, Salem, Mass. Roster 95 Missouri School of Mineu Apt. E-4, Rolls, Mo. gUSHMORE, Mhrray, Jr. (M) Moore ft Manger 33 Rector St., New York 6, N. Y. RUSO. Felipe B. Galiano 109, Habana, Cohn (General Glass Equipment Co.) rUSOFF, Samuel (R) Basic, Inc. Maple Grove, Fostoria, Ohio rL'SSELL, Donald A., Jr. Box SS1S, Virginia Tech. Sta. Blacksburg, Va. rUSSELL, Edward B. (L) ' 267 Madison Ave., Clifton, N. J. (Silk City Tool & Machine Works, Inc.) rI'SSELL, George A, Jr. (R) General Refractories Co. 1520 Locust St., Philadelphia 2, Pa. rUSSELL, Howard F. (El) 2118 Woodworth PL Pottawatomie HUls.Hazekrest, 1U- -. (IpgersoU ProduetsDiv, Borg-Warner Corp.) RI'SSELL, Leslie A. (G) Continental Can Co., Inc. Hazel-Atlas Glass Div. 70 South St., Washington, Pa. RUSSELL, Lewis E. 20 Kirk Close, Oxford, England (U. K. Atomic Energy Authority) RUSSELL. Norman Keith (RI) 24 Longcorse Ln., Paoli, Fa. (Richard:. Remmey Son-Co.) - RUSSELL, P. Ni-.OL),. ; / - 'General Electric ' Co., Electronic Div.' Electronics Park, Syracuse,' N. Y. RUSSELL, Ralston, Jr. (XFI) ( Dept, of Ceramic Engineering 126 Lord Hall, Ohio State University . Columbus 10, Ohio RUSSELL, Robert G. (G) R. R. 2, Granville, Ohio (Owens-Coming Fiberglas Corp.) RUSTLESS IRON CO, LTD. (H. Whitaker) Lawkholme La. Keighley, Yorks, England RUTLEDGE, Campbell, Jr. (G) Coming Glass Works, Coming, N. Y. RYAN, Joseph D. (G) 3018 Middlesex Dr., Toledo 6, Ohio (Libbey-Owens-Ford Glass Co.) RYAN, Larry D. 14538 26th N.E., Seattle. Wash. RYCKMAN, George E. (W) 3289 St. Clair Ave. East Liverpool, Ohio (Duncan Instrument Co.) 1YDER, Robert J. 221 E. McCormick Ave., Apt. 2 State College, Pa. 1YNDERS, Gerald F. (BI) National Bureau of Standards Div. 9.1. Washington 25. 1). C. RYSHKEWITCH, Eugene (R) 322 Van Emburgh Ave. Ridgewood, N. J* -f-.T s. (National Beryllia Corp-) ~j.`'sT- rr (5ABURI, Oaamu Kaiden, Nagaoka-cho Otokuni-gun, Kyoto, Japan (Murats Manufacturing Co., Ltd.) |SACHS, J. H. (M) Manufacturers Equipment Co. 218 Madeira Ave., Dayton 4, Ohio |l A. COMERCIO E INDUSTRIAS Souza Noscbese (Pedro Noschesc) Rua Julio Ribeiro 243 Sao Paulo, Brazil SADLER, Arthur G. (R) Mines ft Technical Surveys Mines Branch, 40 Lydia St. Ottawa, Out, Canada SADLER, IValter L. 219 E. James St., Falconer, N. Y. SAENG-XUTO, Padermrata Box 2111, Georgia Tech. Sta. Atlanta, Ga. SAG1NOR, S. V. (B) Gladding, McBean ft Co. 2901 Los Felix Blvd. Los Angeles 39, Calif. SAIBEL, Edward (G) Rensselaer Polytechnic Institute Troy. N. Y. SALD1NGER, Irwin 119 S. Swectxer, Apt. 2 Los Angeles 48, Calif. SALEEBY, Edward C. (S) J. C Steele & Sons, Inc. Box 951, Statesville, N. C. SALES, Arthur T. Box 3996, Georgia Tech. Sta. Atlanta, Ga. SALINAS, Mario (G) ' Montes Carpatos 625 Mexico 10, D. F, Mexico "' CVidriert Mexico) SA.)-- SALISBURY.. Charles W.; CG) R R. 1. Wayne, Ohio . (Kimble Glass Co.) ! SALISBURY, William R. (W) Lyndon Rd, Fayetteville, N. Y. (Onondaga Pottery Co.) SALMANG, Herman Plenkershoven 23 Maastricht, Netherlands SALTMAN. Donald (W) 17709 Ibbctson, Bellflower, Calif. (Dqnglas Aircraft, Jnc.) . SAMMARONE, Asherico, jr,. 'Sxmmardne. S. A.- Industria'Cerarrilea Rua Jose'Bonifacio 210 Sao Paulo, Brazil SAMMONS, Frederick C. (R) General Refractories Co. 3247 Fruitland Ave. Los Angeles SB, Calif. SAMPSON, H. B. (S) Athens Brick Co. Box 751, Tyler, Texas SAMPSON, J. Leonard (G) Mahoning Glass Works General Electric Co, 403 N. Main St. Niles, Ohio SAMPSON, John W. (M) Lindberg Engineering Co. Box 813, East Longmeadow, Mass. SAMSON, A. William (G) B. F. Drakenfeld ft Co. Inc. Box 519, Washington, Pa. SAMUEL. Donald G. (R) E. J. Lavino ft Co. Box 29, Norristown, Pa. SANDERS, Clyde A. (R) American Colloid Co. 5100 Sufiield Ct, Skokie, 111. SANDERS. Herbert H. (D) 17926 Daves Ave, Los Gatos, Calif. (San Jose State College) SANDERS. Loren D. (WJI) 1233 Delaware Ave, S. W. Canton, Ohio (Ohio Braaa Co.) SANDERSON, K. W. John G. Stein ft Company, Ltd. Bonnybridge, Scotland SANDFORD, Per Johan Folke Chalmers Tckniska Hogskola Gibraltargatan 5J, Goteborg, Sweden SANDMEYER. Karl H. (RI) 85 Pleasantview Dr, Jamestown, N. Y. (Carborundum Co.) SANDS. George Imperial Smelting Com. Avonmouth, Bristol, England SANFORD BRICK ft TILE CO (James V. Isenbour) Colon, N. C SANFORD. Elbert A. (E) 375 Oakridge Dr, Rochester 17, N. Y. (Pfaudler-Permutit, Inc.) SANGER, A. C. (R) Pyro Refractories Co. Box 488, Oak Hill, Ohio BAN MIGUEL BREWERY. INC. (A. Villa-Abrille) 1112 Avilea Manila, Philippines SANNER. R. Dean R. R. I, Argent*, X1L SANT, John W. (W) Sears, Roebuck ft Co, Dept. 820 925 S. Homan Ave, Chicago 7, III. SANTOM1ERI, S. Lewis (RI) Ceramic Engineering Co. W. Railroad St, Botkina, Ohio SARAKAUSKAS, Raymond (B) National Carbon Co, Research Labi. Box 6116, Cleveland 1, Ohio SARGENT, Edward C. (R) Zirconium Corp.'of America Solon, Ohio SARRAF. Edward M. (R) 20001 Laurel Ave. Rocky River 16, Ohio (Harbison-Watker Refractories Co.) SARVER, James F. . . . . .--107 E. Asron/Df, State College, Pa. . SASAKI GLASS MFG. CO, LTD. (Seiichi Tabau) 1.1-Chome Yokokawa-Bashi Sumida-ku, Tokyo, Japan SASTRY, B. S. R. Regional Research Lab. Hyderabad, Deccan, India SAUEREISEN, C. Fred (W) Sauereisen Cements Co. Sbarpiburg Sta, Pittsburgh 15, Pa. SAUEREISEN, Phil F. (L) Siucreisen CetaentxCp. 1045 Nv.Cgnal St, Pittsburgh IS, P*. ` SAULS; J. B. (MI) 1415 New Jersey Rd, Lakeland, Fla. (International Minerals &' Chemical Corp.) SAUMS. Harry L. (L) Anaconda Wire ft Cable Co. Muskegon, Mich. SAUNDERS. Alfred C. (RI) Eckhardt Rd, Hamburg, N. Y. (Electro Refractories ft Abrasives Corp.) SAUNDERS, Holli* S. (E) O- Homme] Co, Box 475 Pittsburgh 30, Pa. SAUNDERS. R. H. (S) Charleston Clay Products Co. Box 349, Charleston 22, W. Va. SAUNDERS, Stephen C , Findlay Clay Products Co. Box 517, Washington, Pa. SAUSVILLE. Joseph W. (R) Curtiss-Wright Corp, Quehanna, Pa. SAVELL. Fred H. (W) Western Tele Co. 1901 E. Slausou Ave. Los Angeles 58, Calif. SAVIOLI, Francesco SANAC, Via Martin Fiaggio 13 Genova, Italy SAWAI, Ikutaro Kyoto University, Kyoto, Japan SAWYER, E. C (M) Central Silica Co, 806 Market St. Zanesville, Ohio SAWYER. James P. (W) 713 Green Glen Dr, Du Bois, Pa. (Jackson China Co.) SAXE, Charles W. (R) 1 Wawecut Rd, Worcester $, Mass. (Norton Co.) SAXONBURG CERAMICS (George H. Adethold) Box 100 Saxonhurg, Pa. SCALES. John B. (BI) 456 Lynn Dr, Berea, Ohio (United States Stoneware Co.) SCALES, Ralph B. (W) 3355 Lapland Dr, Cincinnati 39, Ohio (Cambridge Tile Mfg. Co.) CIIAA, Ferdinand A., Jr. (W) C.F.l. Corp., Cottage V). faineola, N. Y. jCUAAL, Frar.k \Y., Jr. (V.) H. F. Drjkenfeld A Co,, luc, Sirs SIS Washington, Pa. SCHAUACKER. H. Eric (2) Erie Ceramic Art* Co. 3120 W. 22nd St., Erie, Pa. SCHAEFER. Carl F. (WF) 327 Sheffield Ave., Flint 3, Mich. (A C Spark Plug Div. General Motor* Corp.; SCHAEFER, Earl F. (G) 3129 Radford Dr., Toledo 14, Ohio (Owens-Illinois) SCHAEFER. Earl F, II 102 E. Chalmers, Champaign. 111. SCHAEFER. William H.. Jr. (R) 331 Pasadena Avc., Pittsburgh 21, Pa. (Crucible Steel Co. of America) SCHAEFLE, Max Pro Xeramik, Burglistiaise 12 Wallitellen, Zorich, Switserland SCHAER, Robert W. (R) E J. Lavino & Co. 1819' Oliver Bldg., Pittsburgh 22, Pa. SCHAFER, C, B. (G) . Libbey-Owena-Ford Class Co. . 1701 E. Broadway, .Toledo 3/-. Ohio SCHANER, Burton E. (B) Westinghouse Electric Corp. . Box 1468, Pittsburgh 30, Pa. I/dQ > SCHARFENAKER. William J. (R) National Steel Corp. Ecorse, Detroit 29, Mich. SCHATZKIN, Harvey (W) Architectural Tiling Co. lac. Cass/Jackson Sts, Keyport, N. J. SCHAUSS, Edward P. (G) 3846 Conns Way, Palo Alto,. Calif. . (Kaiser Aircraft-A Electronic*; Div., . Kaiser Industries Con>-) SCHEFFER, Karl D. (R) > 8 Willow Lane, Scbtia 2, N. Y. (General Electric Co.) SCHELL. Donald C (E) 6422 W. 28th St.. Berwyn, 111. 1 (Armour Research Foundation) SCHERBKER, Paul H. Box 826. Alfred, N. Y. SCHIEFFERLE, James A. (E) 4301 Sutton Rd.. Louisville 3, Ky. (General Electric Co.) SCHIENE. Quentin J. (R) . 142 Fourth St., Chicago Heights, 111. (United Sutes Steel Corp.) SCH1FFERLI, Leo M,, Jr. (R) 3001 Westmoor Dr., Kokomo, Ind. (Haynes Stellite Co.) SCHLAUDT, Kenneth L. Waskom, Texas SCHLEGEL, RoUnd F. Rua Ingiaterra 283, Sao Paulo, Brasil SCHLEHR, W. Raymond (GI) Dearborn Glass Plant Ford Motor Co. Dearborn, Mich. SCHLEYER, Walter L. (R) Philadelphia Quarts Co. Public Ledger Bldg. Independence Sq. ER Philadelphia 6, Pa. iCHLOEMER, Hermann or McDaod V tr. Sdeo-3 jiaeera ahr of difficult', m develop' wit year Mineralog. Institution of Univ. Tuebingen, Bismarkstr. 50 Tuebingen. Germany SCHLOTZHAUER, Leon R. (R) R.R. 2, Painted Post N. Y. (Corning Glass Works) JCHM1D, Arthur W. (G) Arthur W. Schmid Co. **Y 1414 Investment Bldg., 239 Fourth Ave. Pittsburgh 22, Pa. SCHMIDT, Brother L. (R) Anchor Hocking Glass Corp. Lameter Ohio HMIDT. William G. (S) Box 187, Burnt Hilla. K. Y. (General Electric Co.) ol. 37, No. 10 (1958) SCHMUNK. Louis (W) 70 Dunedin Dr. Toronto is, Ont., Canada (American Standard ProducU Ltd.) SOsNEJDEK, LiVoy H. (El . 5 Maple Ct., Hamilton, Ohio (Ferro Corp.J SCHNEIDER. Matthew P,, Jr. (S) 2648 Louisa St., Slidell, La. (St. Joe Brick Works, lac.) SCHNEIDER, Richard R. Harbison-Wslker Refractories Co. 1800 Farmers Bank Bldg. Pittsburgh 22, Pa. SCHNEIDER, Samuel J.. Jr. (R!) 3338 Lancer Dr. West Hyattsville, Md. (National Bureau of Standards) SCHOENINGER, Irvin W. (LI) 3250 N. Shoreland Ave. Milwaukee 17, Wise. (Centralab Div., Globe-Union Inc.) SCHOENLAUB, Robert A. (B) Harrop Ceramic Service Co. Box 3338, Shepard Sta. Columbus 19, Ohio SCHOEPPEL. Norman (RI) 10 Elm Tree Dr., Mexico, Mo. \ (A.'P,'Qreen. Fire Brick Co.)' SCHOFTELD. H. Z*e (RFI) '.' Koppers Co.,' Inc., Research Dept Koppers Bldg., Pituborgh 19, Pa. SCHOLES, Addison B. (G) Interlectric Corp., Wtrttn, P*. SCHOLES, S. R. (Honorary, GFI) Box 752, Alfred, N. Y. . . (Consultant) SCHOLS. Leon V. F. M. St. Lambertualaan 4a Maastricht, Holland ' (Regout-Matthey). SCHOON.OVER,l.G.(B) NafiohalBaresaofStandsrdt . Washington 25, D. C. SCHOTSMAN, J; Kruisstraat 31, Dieren, Netherlands (N. V. Enamel Work* "de Yssel") SCHOTTLAND, A. H. (G) Standard Best Glass Co., Butler, Pa. SCHOTTS. Walter H. (MF1) 23 E. Southington Ave. Worthington, Ohio (Harrop Ceramic Service Co.) SCHRADER. David M. (RI) 429 W. Third St., Salem. Ohio (Kaiser Aluminum & Chemical Corp.) SCHRAMM, Edward (WF) Onondaga Pottery Co. 1858 W. Fayette St., Syracuse 4. JC. Y. SCHRECKENGOST, Don (DF) 2617 St. Gair Ave. East Liverpool, Ohio (Homer Laugh!in Chins Co.) SCHRECKENGOST, Viktor (D) 2265 Stillman Rd. Cleveland Heights 18, Ohio (Salem China Co.) SCHRE1BER. Edward Box 948, Alfred. N. Y. SCHREIBER, Karl L. (W) "El Anfora" S. A. Eapalda Penitencieria, Mexico, D. F. SCHR1CKEL, Herman H.. Jr. (G) 178 E. Pultcncy St., Corning, N. Y. (Corning Glass Works) SCHROEDER. Fred W. (RFI) North American Refractories Co. Research Center, Curwensville, Pa. - SCHROEDER, Herbert S. (R) 6 Conover Ln., Red Bank, N. J. (Carborundum Co.) SCHUCK, John F., Jr. (LI) R.R. 1, Onrville, Ohio (United States Stoneware Co.) SCHUENZEL, Ernest C. (L) Cavo Dr., Poughkeepsie, N. Y. (International Business Machines Corp.) SCHULHOF, Andres Lozadur, Grande* Fabrics* Argentina* dc Ceramics, S. A. Boulogne, F.C.N.G.U. Buenos Aires, A/gentina SCHUL1TZ, C. Frederick 19 Bennett St., Hornell, N. Y. SCHULTZ. Donald G. (Sf 3119 Woodworth, Haselcrest, III. (Chicago Brick Co.) SCHULTZ, Donald J. 1109 Kegg Ave., Johnstown, Pa. SCHULTZ, Jack M. (W) Aluminum Co. of America 610 New Center, Detroit 2, Mich. SCHULTZ, James B. (W) 1321 E. Robinson St. North Ton*wands, N. Y. (National Gypsum Co.) SCHULTZ, John, Jr. (E) General Electric Co. Metallurgy & Ceramics Lab. Appliance Park, Bldg. 3, Rm. 249 Louisville, Ky. SCHULZ, David A 2535 Le Conte, Berkeley 9, Calif. SCHULZE, Robert H. (X) Advanced Vacuum Products, Inc. '430-Fairfield Ave.; Stamford, Conn. SCHUMACHER^.William G. JM) ` 122 .Chandler-Lane Hoffman Estates 2, Roselle; 111. (National Cylinder Gas Co.) SCHURECHT, H. G. (WFI) ' Champion Spark Plug Co. 8525 Butler Ave., Detroit 11, Mich. SCHURTZ, D. D. (GF) Sharp-Schurtx Co. 301-303 Lincoln Ave. Lancaster, Ohio ' SCHWAB, Leon B. (R) 214E. Home St., Vandali*. Mo. (HarbisonrWaiker Refractories Co.) SCHWARTZ, B'erhsfd (BI)- . 0. - . . 35' Dogwood.' Pr. Downingtewn, Pa. (International Resistance Co.) SCHWARTZ, Jerome W. (W) Sascha Brastofi Products, tnc. 11520 W. Olympic Blvd. Los Angeles 64, Calif. SCHWARTZ, M. A. (Bl) WCLJL, Aeronautical Research Lab. WA.D.C. Wright-Patterson AFB, Ohio SCHWARTZ, Morton 6 Pearl Lane, Chsmblee. Ga. SCHWARTZWALDER. Karl (LFI) A C Spark Plug Div. General Motors Corp. Flint 2, Mich. SCHWEICKHARDT. William K. (R> Walsh Refractories Corp. 101 Ferry SL, St. Louis 7. Mo. SCHWEITZER, Howard V. (M) 340 Lido Dr., Fort Lauderdale, Fla. (Schweitzer Equipment Co.) SCHWENKLER. Edward P. (GJ) 979 Grove St., Elmira, N. Y. SCOTT. J. W. (W) 7650--Western Electric Co., Inc. Hawthorne Station, Chicago 23, 111. SCOTT, Murray R. (GFI) Banach ft Lomb Optical Co. 635 St. Paul St- Rochester 2. N. Y. SCOTT. Robert M. (RI) 4619 Druid Ln., Dayton 39, Ohio (Norton Co.) SCOTT, Roger F. (GI) 911 E. Main St., MflMlle. N. J. (Armstrong Cork Co.) SCOTT, William D. One Canyon Rd., Berkeley 4, Calil. SCOTT. W. J. (W) Western Electric Co., Inc. 2500 Broening Hwy. Baltimore 24, Md. SCROGER, Clifford R. Box 1322, Alfred. N. Y. Roster 99 .-jjUGGS, David M. "L';j5 Greenview Ave. South Bend 19, lnd. .t\3RIGiIT, Clarence A. (M) : j7541 Daleview Dr., Lakewood 7, Ohio (Harihaw Chemical Co.) pABR1GHT, Edward C (E) 610? W. Mill Rd., Flourtown. Pa. (Fhilco Corp.) .caDER< Edward (D) ' Bucks County Pottery Kintnersville, Pa. ;EANOR. J. G. (S) 2712 W. Tuscarawas St. Canton 8, Ohio (Bonnot Co.) Searcy. au w. <b) IT ' Division of Mineral Technology University of California " Berkeley 4, Calif. ;ARLE, Alfred B. 62, Moordiffe, Skircoat Moor Rd. Halifax, England (Consultant) IjEAKSON, Leslie | James Oakes ft Co. (Biddings) Ltd. | Jacksdale, Notts, England jEASE; John D. Box .3164, College' Sta.. ' Gctnson, S. C.' SEATON. Max Y. (RF) Manchester Depot, Vt (Food Machinery & Chemical Corp.) SEBRING, George F. (W) Paper Makers Importing Co., Ine. 44 S. Second St.. Easton, Pa. jECKMAN, Harry D. (WI) 4229 W. Reichert PL ' Milwaukee 9, Wise. . (Square D Co.). ;COR, Robert B. (B) ; - ^HioV.Corp. .;- / . .- .' 3250' E-'Washingtra Btyd; Vernon 23,:Calif.. SECORD, Robert N. (W) Godfrey L. Cabot, Inc. Research A Development Dept. 38 Memorial Dr,, Cambridge 42, Mass. SECRIST, Duane R. 2486 Weston Ave., Niagara Falls, N. Y. SEDENKA, Anthony (L) 1086 Magnolia Dr., Washington. Ta. (B. F. Drakenfeld & Co., Inc.) iEELEY, Qarence E. (G) 1354 Grandstaff Ave., Lancaster, Ohio (Anchor Hocking Glass Corp.) SEELEY. E. L. (W) 800 Lotus Ave., Chester, W. Va. (Harker Pottery Co.) &X t. SEEMANN, Wilhelm Pipersgatan 3, Stockholm, Sweden 5EETS, Dewaine 1110 W. Springfield, Urbane, IIL SEGELER, C G. (M) American Gas Assn., 420 Lexington Arc. New York 17. N.^Y. SEIDEL, Joseph (W) 608 Midland St., Pittsburgh 21. Pa. (Westinghouse Electric Corp.) SEIPEL, Robert B. (G) Blue Ridge Glass Div., American-Saint Gobain Corp. lit kid, %kra,co- Kingsport, Tenn. SEITZ. Wolfram (G) Glass Containers Corp. Fourth ft "O" Sts., Antioch, Calif. SEKERAS. William G. Box 889, State College, Pa. ritft SELLERS. George A. (R) 315 E. Crescent Ave., Elmhurst. 111. (Plibrico Co.) SELLERS. John T. (RI) 52 Broadway, Jackson, Ohio (Durex Refractories Co.) SELSING. Jorgen (B) 1316 Noble' SL, Barberton. Ohio (Ohio Brass Co.) SELTZ. L. O. (G) Ford Motor Co., Box 1355 Nashville, Tenn. |3dllbtiK.'Jvol. 37, No. 10 (1958) SEMMELMAN, John O. (WI) SHANNON, Robert D. Dentists' Supply Co. of New York SOO W. College Are., York. Pa. University oi Illinois Dept, of Ceramic Engineering SEMPLE, John Urbana, 111. MrfUil Porcilsiiu Ltd., Cornwall Rd. SHAPIRO. Howard (Bl) Smethwick 40, Staffs, England 222 E. 56th St., New York 22, N. Y. SEM PLE, William A. (R) (Sylvania Coming Nuclear Corp.) Aluminum Co. of Canada, Ltd. SHAPLAND. James T. (R) General Technical Dept., Smelter Div. 2511 Collins Rd., Pittsburgh 35, Pa. 1700 Sun Life Bldg. (United States Steel Corp-) Montreal, Que., Canada SHARDLOW, L. Russel (LI) SENK, Johann Vienna XVII Dornbacherstr. 29, Austria (Radiofabrik Ingelen-Porzellanfabrik Frauenthal Figer ft Co.) SENTRY SANITARY CORP. (Marvin E. Abrams) Boa 427 Mannington, W. Va. SEPHTON, H. J. (G) Dominion Glass Co. Ltd. Chappie SL, Hamilton, Out., Canada SERVIS, Donald H. (W) Robertson Mfg. Co., Box 848 Trenton 5, N. J. SETCHEL, Hayden Merritt (G) 105 Tenth St, Streator, III. .. (Owens-Ulinois) Radio Corp- of America Somerville, N. J. SHARP. E. W. (RI) Pedro, Ohio (Lawrence Refractories Clay Co.) SHAVER. Richard C (B) 2 Hamilton St., Auburn, N. Y. (Cowles Chemical Co.) SHAVER, W. W. (GF) 130 E, Fourth St, Coming, N. Y. (Coming Glass Works) SHAW, Anthony E. (S) Natco Corp., 327 Fifth Ave. Pittsburgh 22, Pa. SHAW, Charles T.. Jr. 5461 Stuxnpf Rd., Apt 301-A Cleveland 30, Ohio SHAW, Clarence F. (WI) SEVERfN, Harold (E) ; ' . R. R. L Trevor, Wisjt , 2780 Argyll Xve,, Concord, Calif. (Pickard. Inc.) _Y ' (American Radiator-ft SHAW; L: I. (XI) ~ " Standard Sanitary Corp.) 1616 Ocean Ave., Apt. 16 SEVERSIKE. Carroll L. (W) Santa Monica, Calif. 23 Race St., Frenchtown, N. J. (Consultant) (Frenchtown Porcelain Co.) SHAW, MyrQ C. (MFI) SEWELL, Dave W. (S) 563 Gates St., Philadelphia 28, Pa. Pomona Terra Cotta Co. (Asbestos Textile Institute) . Pomona, N. G . SHAW, Robert R. SEYBERT, Earl K. (R) Davison Chemical Co.. ; Div. W. R. Grace ft Co. >\ 101 N. Cbades St^Baltimore 3, Wd: SEYMOUR, Samuel; L. (G): 26 Crystal Dr., Oakmont, Psl (Pittsburgh Plate Glats Co.) SHAFFER. E. F. (G) Ohio Power Co. 65 E. Main, Newark, Ohio SHAFFER. Paul C (G) 85 Chapel St., Seneca Falls, N. Y. (Sylvania Electric Products, Inc.) SHAFFER. Peter T. B. (R) Carborundum Co., Buffalo Ave. Niagara Falls, N. Y. University of Washington Milnor Roberts Hall, Seattle 5, Wash. . SHAW,-Ronald H. (). , ' L-' E...Shaw Ltd4 Bat 996 . Halifax-,.Nova-.ScotianCanada. SHAW, Rohald R. (RJ) . Saguenay Inn, Arvida, Que., Canada (Aluminium 'Laboratories. Ltd.) SHAWNEE POTTERY CO. (A. E. Lepper) 2200 Linden Ave., Zanesville, Ohio SHAYNA, Michael (S) 506 S. Railway St. Swift Current Sask., Canada (Western Clay Products Ltd.) SHEARER. Walter L. (R) Bartley Crucible ft Refractories, Inc. SHAH, ChunOal P. Bombay Potteries ft Tiles Ltd. Pipe Rd., Kurta, Bombay 37, India 15 Muirhead Ave., Box 358 Trenton 3, N. J. SHEARER, Wayne B. (R) SHALEK, Peter D. (R) 233 W. Logan Ave.. State College. Pa. 212 Homestead, Apt. 2 (Reaction Motors, Inc.) La Grange Park, 111. (Argonne National Lab.) SHEAROUSE, Lee A. (W) 326 Highland Ave., Wadsworth, Ohio SHAND, Em] B. (G) (Ohio Brass Co.) 155 Reynolds Ave., Coming, N. Y. (Coming Glass Works) SHEEHAN, Robert W. (LI) Box 38, Saxonburg, Pa. SHAND, Rodger L. (E) (Du-Co Ceramics Co.) 230 Woodsle Rd. Oslcville, Oat, Canada (Ferro Enamels (Canada) Ltd.) SHEETS, Herbert D. (RI) Battelle Memorial Institute 505 King Ave., Columbus 1, Ohio SHANDS, Everett H. (E) 1930 Harlem Blvd., Rockford, III. SHEETS, Vernal L. (B) 254 Morgan Blvd., Valparaiso, lnd. (O. Hommel Co.) (Chicago Wheel ft Mfg. Co.) SHANER, Frank C, Jr. (R) Richard C. Remmey Son Co. 1012 35th St. N. W.. Canton 9, Ohio SHEHEEN. Alexander (S) Standard Oil Co. (Indiana) Engineering Res. Dept SHANER, Herbert J. (R) 2400 New York Ave., Whiting, lnd. Ramtite Co., 2563 W. 18th St Chicago 8, HL SHELDON, John L. (L) 179 Dodge Ave., Coming, N. Y. SHANK. Charles H. (S) (Coming Glass Works) 29 Sylvan Rd., Pittsburgh 21, Pa. SHELDON, R. S. (E) (Dwight B. Hendryx ft Assoc.) 2215 Wilson Ct.. St Joseph, Mich. SHANKLE, Richard G. (Whirlpool Corp.) Box 288, Alfred, N. Y. SHELL, Haakiel R. (B) SHANKS, Douglas Shanks ft Co. Ltd., Victorian Pottery U. S. Bureau of Mines Electrotechnical Experiment Sta. Barrhead, Near Glasgow, Scotland Homs, Tenn. SHANNON, Harry F. (E) SHELLEY, C. B. (RI) United States Steel Corp. Applied Res. Lab., Monroeville, Pa. General Refractories Co. 1520 Locust St, Philadelphia 2, Pa. Roster 101 1- mill*? ihestl rom eight ' HELTON. Philo S., Jr. <GJ) J j_)0 Burr St., Fairfield, Conn. (Zell Product* Corp.) ,henandoah SILICA CO, INC (Herreld D. Tbropp) 190 W. State St, Trenton 8, N. J. CHENANGO CHINA, INC (Geo. B. Zohniser) New Castle, Pa. sHEPHERD, John F. (WI) Shepherd Chemical Co. - 2803 Highland Ave. Norwood, Cincinnati 12, Ohio 5HERRILL, Ernest (M) Westwood Ceramic Supply Co. 610 Venice Blvd, Venice, Calii. SHERRILL, Robert R. (El) ~ 7003 N. Vista St, San Gabriel, Calif. (Bulwark Corp.) SHERWOOD, Melvin D. c/o Lawton Lawson, Seneca. Mo. SHERWOOD. Robert F. (WFI) 21 */s State St, Honiell, N. Y. 5HEVLIN, Thomas S, (RFI) . Engineering. .Experiment Station ' Ohio State- University' ' Coltuhbus 10, Ohio SHIFF. Tom (R) Villa Ridge Addition, R. R. 2 Godfrey, 111. (Laclede Christy Works. Retr. Div. H. K. Porter Co.) SHILL1NGTON. George E 318 16th Ave, Columbus, Ohio SH1MADA, HIchiro . Shitnada Glass Laboratory, Ltd. .;.V.Np..2867,l'Cbboie,Sannp .... Ota-ku, Tokyo, Japan- SHlM'ADA, Kuro Tdyo Glass Co, Ltd. No. 47 Shimo-3-Chome Fukushireaku, Osaka, Japan SHIMER. J. B. (GI) 142 Friar Tuck Hill Sherwood Forest, Md. (Consultant) 5H1MMAX, Norman C. (W) 2348 Ventura Dr, R. R. 4 Walled Lake, Mich. (Champion Spark Plug Co.) SHINN. Joseph M,, Jr. (R) 114 Marykay Rd, Ttmonium, Md. (Western Electric Co.) SHINN, Roy E (G) Continental Can Co, Inc. Hazel-Atlas Glass Div. R. R. 2, Canonsburg, Pa. SHIPE, Paul J. (R) ' Moraine Prod. Div, General Motors Corp. 1420 Wisconsin Blvd, Dayton 1, Ohio SHIPLEY, Linden E. (W) 92 Crestview Rd, Columbus 2, Ohio (Orton Ceramic Foundation) SHIPLEY. R. A. (S) Natco Corp, 327 Fifth Arc. Pittsburgh 22, Pa. SHIPPY, Gordon D. (E) 3700 N. 60th St, Milwaukee 16. Wise. (A. O. Smith Corp.) SH1PTON, C. Bernard (B) Aluminum Co. of Canada Ltd. 1700 Sun Life Bldg. Montreal, Que, Canada SHIVELY. Robert R, Jr. (G) 1608 Alston Rd, Towson 4, Md. (Olin Mathieson Chemical Corp.) SHOEMAKER, Donald W. (R) Corhart Refractories Co, Inc. 940 Commonwealth Bldg. Louisville 2, Ky. SHOEMAKER, George W. (S) Arketex Ceramic Corp, 6 N. Walnut St. Brazil, Iod. SHOFFNER, James E, Jr. (G) $033 February St. San Diego 10, Calif. SHOKSTAU,, N. F. (L) Cvnfral Electric Co. Specialty Electronic Components Dept. 1811 LeMoyne Ave, Syracuse 8, N. Y. SHONEBARGER, F. J. iG) General Electric Co. Glass Technology Lab. 1133 E. 132nd St, Cleveland, Ohio SHONKWILER, Francis P. (RI) 2516 Milford Dr, Bethel Park, Pa. (Harbison-Walker Refractories Co.) SHOOK, Thurston W. (M) 2569 McVcy Blvd., W. Worthington, Ohio (Harrop Ceramic Service Co.) SHOOK, William B. (I) 98 Brevoort Rd, Columbus 14, Ohio SHOOT. Lyle E. (L) 1882 Park Forest Are. State College, Pa. (Erie Technical Ceramics, Div. Erie Resistor Corp.) SHOPHER, Sterling D. (RI) 404 E S.ummit, Mexico, Mo.' . .- (Mexico Refractories-.Co.) . SHORT, Thomas N.: 107 W. Curtiss St, Stryker, Ohio SHORTER. A. J. Bonnybridge Silica k Fireclay Co. Ltd. Bonnybridge, Stirling, Scotland SHORTER, W. H. (G) Emhart Manufacturing Co. 333 Homestead Ave., Hartford 2, Conn. -SHORTR1DGE, William F. (S) Pacific Clay Products * . . 9500 S-. Norwalk Blvd. , )L6s 'Nietos, CalU. : .. SHRESTP, Rhymond M. (RI). .. 227 S. Clay Sf, Zelieoople, Pa. . ; : . (Lava Crucible-Refraetories Co.) SHUKLE, Archie A. (R) , G1459 Schafer Dr, Flint, Mich. (A C Spark Plug Div. General Motors Corp.) SHULZE, Charles E (BI) R. R. 1, James Dr, Lewiston, N. Y. (Carborundum Co.) SHUMAN, Albert (G) Polarizing Instrument Co. Irvington-on-Hudson, New York, N. Y. SICKER. Richard E (RJ) 29S Wendel Ave, Kenmore 23, N. Y. (Great Lakes Carbon Corp.) S1DDALL, Mark B. (BJ) Westinghouse Electric Corp. 7325 Penn Ave, Pittsburgh 8, Pa. S1DHWA, Miss Almitra P. 52 Massachusetts Ave. Cambridge 39, Mass. SI DWELL, John L. (51) Box 67, East Palestine, Ohio (H. C. Spinks Clay Co, lac.) S1EBACH, Ralph E. (GJ) 1304 Filth Ave, Ford City, Pa. (Pittsburgh Plate Glass Co.) S1EBER, Karl E (G) R. R. 1, Melody Lake, Box 238 Zanesville, Ohio (Continental Can Co., Inc.) SIEBERT, Robert F. (S) 49 Russell Ave, Beacon, N. Y. (Dennings Point Brick Works, Inc.) S1EFERT, A. C. (GF) Owens-Coming Fiberglas Corp. Newark, Ohio S1EGRIST, Paul F. (L) 111 Roycroft Rd. East Syracuse, N. Y. (General Electric Co.) S1EKMANN, John F. (R) Aluminum Co. of America 520 N. Michigan Ave, Chicago 11, 111. SIERACKI, Richard A. (W) 106 Rosedale Dr. Cheelctowaga 25, N. Y. (Buffalo China, Inc.) SIEVERT, GuOio E (R) 833 Oregon Ave, San Mateo, Calif. (Gladding, McBean k Co.) S1GWART, Harry J. (G) 732 Beechurxt Ave. Morgantown, W. V*. (Seneca Glass Co.) SIKES, James W. (W) Florida Tile Industries, lac. Box 451 608 Prospect St, Lakeland. Fla. SILK, Karl Messrs. Jury Holloware Ltd. Brierley Hill, Staffs, England SJLVERBERG, Carl G. (X) Willard Rd, Sturbridgc, Mast. (American Optical Co.) SILVERMAN, Alexander (GFI) University of Pittsburgh 2930 Cathedral of Learning Pittsburgh 1J, Pa. SILVERMAN, William B. (GFI) Owens-Illinois, Technical Center 1700 N. Westwood Ave.. Toledo 1, Ohio S1LVERNA1L, Walter L. (B) Lindsay Chemical Co. 264 Ann St, West Chicago, 111. SILV1S, Bruce V. (M) Harris Clay Co, Spruce Pine, N. C. S1MAVILLA. Juan.M, ' (ristalerias Rigolleau S. A. Berarategui;T.C.N.GJL' Buenos Aires, Argentina SIMCOCK, J. H, 6 Lovatt Ave., Milehouse Newcastle, Stafford, England S1MISON, A. L. (GI) Owens-Coming Fiberglas Corp. Toledo, Ohio SIMMEN, Fred G. (W) 964 Terrace Blvd, Trenton'8, N. J. .(Fairfaets Co.) SIMMINGSKOLD, Bo .': (Slasifiaritpfet i Vaxjo, Smajjtfatan 3 Vaxjo, Sweden ' > SIMMONS, E. E, Jr. (L) 455 S. Oakland Ave, Pasadena 5, Calif. (Consnltant) SIMMONS, George A, Jr. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. SIMMONS. Milton L. (E) Ferro Corp, International Div. 4150 E 56th St, Cleveland 5, Ohio SIMMONS, Wilbur C Box 4192, Qemson, S. C SIMON, A. G. (W) 8530 Wentworth St., Sunland, Calif. (Gladding, McBean k Co.) SIMONDS WORDEN WHITE CO. (F. R. Henry) 1101 Negley PI. Dayton 7, Ohio SIMONS. T. Mitchell, Jr. (WI) 213 Bandy Ave, Apt. 14 West Covina, Calif. (B. F. Wagner k Co.) SIMONSEN, Eduardo C. Companhia Paulista de M inerteao Caixa Postal 3008, Sao Paulo, Brazil SIMONSEN, Victor G. . Ceramics Sao Caetano S. A. Caixa Postal 278, Sao Paulo, Brazil SIMONSON, Robert B. (B) Harvey Aluminum Co. 190th & Western, Torrance, Calif. SIMPSON, Alexander J. (L) 5848 N. 62nd St, Milwaukee 18, Wise. (Globe-Union Inc.) SIMPSON, Frederick H. (R) 727 Bellevue Ave, N, Apt. 401 Seattle 2, Wash. (Boeing Airplane Co.) SIMPSON, Harold E. (GFI) State University of New York College of Ceramics, Alfred, N. Y. SIMPSON, John A. (S) F. B. McFarren Ltd. Streetsvflle, Out, Canada SIMPSON, John D, Jr. (S) Statesville Brick Co, Box 471 Statesville, N. C. ^CLATS. Robert R. (RI) ' * 510 S. Oup Ave, L.i^ewcrari Cull?. (Missouri Refractories Co.) jfCGLETON, Eric Ocgbtibridge Silica Firebrick Co. Stcetley, Worktop, England :|SKA, Albert H. (El) 822 Ellit St, Ashland, Ohio (Ferro Corp.) ;lSSONS, Gordon H. (S) 320 First St, Medicine Hat, Alta., Canada (Medicine Hat Brick ft Tfle Co, Ltd.) ;1TTIG, Marshall (G) Box 549, Princeton, N. J. ;jXT, Lawrence F. (W) Box 443, East Liverpool, Ohio (New Castle Refractories Co.) jKELLY. John C. (W) Trenton Potteries Co. 311 N. Clinton Ave, Trenton, N. J. SKEOCH. James K. (M) Southern California Minerals Co. 320 S. Mission did. . Lo.s. Angeles 33,. Calif. ' jffEOCH, Thomas A. ' 832 Enchanted Way- Pacific Palisades, Calif. - ;KEOCH, Walter K. (M) Southern California Minerals Co. 320 S. Mission Rd. Los Angeles 33, Calif. DINNER, Kenneth G. (WI) 4223 First St, S. E, Apt. 203 Chesapeake Gardens Washington 20, D. C (Naval Research Laboratory) iKlNNER, Jloger D. (G) .. . "JO Lisle Lapjt.Wilrchester,.Ky- (Dominion Minerals Div.' Riverton Lame ft Stone Co.) ' jKLAREW, Samuel (R) 14829 Wyandotte St, Van Nuys, Calif. (Marquardt Aircraft Co.) 5KOGEN. Haven S. (L) 400 N. Michael St, St. Marys, Pa. (Stackpole Carbon Co.) SKOK, John J. (R) 1434 N. Ridge Rd, W, Lorain, Ohio (Plibrico Co.) SKURCENSKI, Anton (G) H. 1. Thompson Fiber (Bass Co. 1733 Cordova St, Los Angeles 7. Calif. 1KWARLO, Edward (G) 706 S. Ioka, Mount Prospect, 111. (Vacuum Ceramics, Inc.) SLAUGHTER, James A. (G) Pittsburgh Plate Glass Co, Box 15 Crystal City, Mo. SLAUGHTER, John 1. (B) Corning Glass Works Res. & Development Div. Coming, N. Y. iLAYTER, Games (GF) Owens-Coming Fiberglas Corp. Box 415, Granville, Ohio SLICK, E. E, Jr. (R) Haws Refractories Co, 407 Main St. Johnstown, Pa. SLIFER, Rodney F. (R) North American Refractories Co. 50 Church St, New York 7, N. Y. SLOAN. Clarence T, Jr. (G) Continental Can Co, Inc. Hazel-Atlas Glass Div. 70 South St, Washington, Pa. SLONAKER. John F. (RJ) Findlay Clay Products Co. Box 517, Washington, Pa. SLUSS, Olen R. (W) 715 S. Chapel St, Louisville, Ohio SLYH. John A. (BFI) American Encaustic Tiling Co, Inc. 1000 N. Cannon Ave, Lansdale, Pa. SMALL, Carlton F, Jr. (R) 122 Hawthorn Rd. King of Prussia, Pa. (E. J. Lavino ft Co.) SMALLEY. Howard F. (El) Pemco Corp, Research Div. 5601 i&astera Ave, Baltimore 4, Mil SMELT, J. A. M. Bibliotbsekceutrale N. V. Philips' Gloeilasipenfabrieken Eindhoven, Holland SMILEY, William D. (B) Stanford Research Institute Menlo Park, Calif. SMITH, Adrian F. (G) 86 E. Third St, Coming, N. Y. (Corning Glass Works) SMITH, Aldcn J. <W) R. R. 1, Carey, Ohio (Porcelain Products Inc.) SMITH, A. O, CORP. (W. A. Deringer) 3533 N. 27th St, Milwaukee 1, Wise. SMITH, Arnold N. Pilkington'a Tiles Ltd. Clifton Junction, Manchester, England SMITH, Barnard R. (L) Mitronica, Inc. 1290 Central Ave, Hillside, N. J. SMITH, C. A. (RFI) ' .Mexico Refractories Co. .. .Better 'Reffakories-BldgL Mexico' Mo.. SMITH, Dudley C. (G) Oakdale Dr, Millville, N. J. (Kimble Glass Co.) SMITH, Earl R. (G) Pittsburgh Plate Glass Co. Glass Research Center Box 11472, Pittsburgh 38, Pa. 'SMITH, Gail (G) Coming Glass Works Eugene C. Sullivan Labs. Coming, N. Y. SMITH, G. Sherwood . Aerophysic* 'DevelOpment.Cptp. ' Box 689,'Santa Barbara,'CiliL ' SMITH, Harlan D. (R) Wellrville Fire Brick 'Co. , Wdlsvaie, Mo. SMITH, Harry W. (W) 3608 Gleason Dr, Chattanooga, Tenn. (D. M. Steward Mfg. Co.) SMITH. Hillard A. (WI) 28 Buchanan Rd, Metnchen, N. J. (Rbeem Manufacturing Co.) SMITH, Howard J. (L) 51 Godwin Ave, East Paterson, N. J. (Titanium Alloy Mfg. Div. National Lead Co.) SMITH, H. Russell (M) Box 757, East Liverpool, Ohio (Croxall Chemical ft Supply Co.) SMITH, James United Fireclay Products. Ltd. 140 W. George St. Glasgow C. 2, Scotland SMITH, J. Ernest (X) 233 Riveria Ave, Sarasota, Fla. (Ceram-I-Cast Corp.) SMITH, John Jacob (G) 1404 Pacific Ave, Brackenridge. Pa. (Pittsburgh Plate Glass Co.) SMITH, J. Ryan (W) Fairfacta Co, Fairfacts St Trenton 8, N. J. SMITH, J. Talbot (M) 217 Elm Ave, MorrisviUe, Pa. (United Oay Minea Corp.) SMITH, Karl W. (R) Charles Taylor Son* Co. Box 58 Annex Sta. Cincinnati 14, Ohio SMITH, Kenneth E. (DFT) American Art Clay Co. 4717 W. 16th St. Indianapolis 44, Ind. SMITH, Kenneth M. (BI) United States Dept, of Interior Bureau of Mines, College Park, Md. SMITH, Leland (SI) Box 294, Darlington, Beaver Co, Fa. (Central Commercial Co.) SMITH, Loran F. (W) O. Homme! Co. 4747 E. 49th St, Los Angeles. Caill SMITH, Richard D. (I) Ferro Corp, Far East Div. 130 Nathan Rd, 205 Princess Bldg. Kowloon, Hong Kong SMITH, Richard M. (R) 215 Seneca St, Coming, N. Y. (Coming Glass Works) SMITH, R. K. (RFI) 149 Reynolds Ave, Coming, N. Y. (Coming Glass Works) SMITH, Robert G. (L) 18 Quaker Rd, Short Hills, N. J. (Whittaker, Clark ft Daniels, Inc.) SMITH, Ronald J. Box 847, Alfred, N. Y. SMITH, Rowland D. (G) 12- Woodlawn Ave., Coming, N, Y. (Coming Glass Works) SMITH, R. Thomas 7929 Captain Conn Dr. St. Louis 23, Mo. SMITH, Sidney L 16 Munson St, Le Roy, N. Y. SMITH ft STONE, LTD. (T. Wold) - Georgetown, Ont, Canids SMITH. William E (G) 5030' Janet, Sylvxnia, Ohio . (Ovrens-Hfinbii) SMITH, William L :(M) ' Georgia Marble Co. Calcium Products Div, Tate, Ga. SMITH, William R. (X) 20 DeLancy Dr, Geneva, N. Y. SMITH-MILLER, Jorge Casilla 162-D Cristaleriaa dc Chile S.,-A. Santiago, Chile SMITS, Peter J. G. 'Metzen y Cia./Misione 1536 Mputevfdtq, Uruguay . ./ \ ;> SMOAK. J. Fletcher, jr. 1214 Daly St., Coltupbja; S. Cl SMOCK. Alden W. (G) 505 Green Acres Dri; Huntsville, Ala. (Army Ballistic Missile Agency) SMOKE, Edward J. (W) 11 Edgewood Rd, Metnchen. N. J. (Rutgers, The State University School of Ceramics) SMOOT, Jack M. (DI) Chamblec. Ga. (Dogwood Ceramics) SMOTHERS, W.J. (BF) Obio Brass Co, Barberton, Ohio SMYTH. Harold T. (G) Rutgers, The State Univenity School of Ceramics New Brunswick, N. J. SNELL, Richard G. (G) 1717 Calumet Ave, Toledo 7, Ohio (Lihbey-Owena-Ford Glass Co.) SNIDER, Car) A, Jr. (G) 4820 Girard Rd, Pittaburgh 27, Pa. (Kaiser Aluminum ft Chemical Sales, Inc.) SNIDER, Stuart M. (S) 325 Club Dr, Salisbury, N. C (Taylor Clay Products Co.) SNOW, L James (S) MifBinville, Pa. (Alliance Clay Products Co.) SNOW, RoUnd B. (RF) United States Steel Corp. Applied Res. Lab, Monroeville, Pa. SNYDER, Ernest B. (RFI) Wheeling Steel Corp. Steubenville South Plant Steubenville, Ohio SOBON. Leon E. 32 Edgewood St, Lackawanna, N. Y. SOCIETE FRANCAISE DB CERAMIQUB (Pol Paquin) Service de Documentation 23, me de Cronstadt Paris XV, France Roster 105 *ilgn k-aw'.e 50CIETA ITAL1AWA REFRATTARI MARGHERA AiilONARIA (Domuaico Giacvinelli) Vi* Industrie 5?, C**ell* Postal* SOB Marghera, Venice, Italy SOCJRTV OP CLASS TECHNOLOGY (R. W. Douglas) "Thornton" Hallam Gate Rd., Sheffield 10, England SOCONY MOBIL OIL CO. (W. B. Stcvena) ISO E. 42nd St, New York 17. N. Y. SODERSTRUM, William K. (SI) 274 Davis Rd., Batavia, UL (Structural Clay Products Research Foundation) SOKOL, Benjamin (R) Larkin St. Huntington Station, N. Y. (Republic Aviation Corp.) SOLBERG. Archie N. (B) University of Toledo Research Foundation 2801 W. Bancroft, Toledo, Ohio SOLOMON, Earl (RI) 1657.-Boston Ridge Rd. -Orchard Park, N.Y. .'(Electro Refractories ft . Abrasives'Corp.) . SOLVAY PROCESS MV. ALLIED CHEMICAL CORP. Librarian, Box 271, Syracuse 1, N. Y. SOM ANY. O. M. Hiodusthan National Glass Mfg. Co:, Ltd. 2, Wellesley PU Calcutta 1, India SOM IYA, Sbigeyulci (B) - .Pennsylvania State -University /.^ipept of Geochemistry ;\ . University Park, Pa. :7- . - SOMMER, Alfred (L) 45 John St., Highland Park, N. J. (Kearfott Co.) SOMMERS. Robert H. (L) R. R. 5, Box 101, Oconomowoc, Wise. SOMMERV1LLE, J. L. (GI) 338 Wood St, Clarion, Pa. (Owens-Illinois) SO.VT2. Arthur (RI) 8054 S. Crandon Ave, Chicago 17, III. (United States Steel Corp.) SOOD, S. P. Box 1391, Alfred, N. Y. SOSMAN, Robert B. (Honorary, BFI) Rutgers, The State University School of Ceramics New Brunswick, N. J. SOl'CEK. Edward M. Virginia Polytechnic Institute Box 5795, Blacksburg, Va. SOUTH, Furman, Jr. (R) Lava Crucible-Refractories Co. First National Bank Bldg. Pittsburgh 22, Pa. SOUTHERN LIGHTWEIGHT AGGREGATE CORP. (A. Floyd Old) Box 8, Bremo Bluff, Va. SOWERS. Robert M. (G) 8 Edgerton Ln, Dearborn, Mich. (Ford Motor Co.) SOWMAN, Harold G. (R) Minnesota Mining & Mfg. Co. Central Res. Lab. 230) Hudson Ave, St. Paul 6, Minn. SOXMAN, Edwin J. (I) Box 117, Alfred. N. Y. SPACHMAN. Jamea J. 1422 Cnyler Ave., Berwyn, HI. SPAIN. Richard W. (G) 2315 Drummond Rd/, Toledo, Ohio (Owens-TlUnois) SPANGENBERG, William C. (MI) 756 Auburn Ave, Buffalo 22, N. Y. (Titanium Alloy Mfg. Div. National'Lead Co.) SPANOUDIS. Louis (G) Kimble Glass Co. 1700 N. Westwood Ave, Toledo, Ohio SPARROW. Patsl F. (R) STAFFICKER, Charles F. (G) 2447 Old Washington Rd. 506 Grandview Ave, Vineland, N. J. BridgeviUe, Fa. (Kimble Glass Co.) (Norton Co.) STAFFORD, Ray (M) SPE1L, Sidney (GI) Southern Calif. Minerals Co. Johns-ManvBlc Research Center 320 S. Mission Rd. Manville, N. J. Los Angeles 33, Calif. SPENCE, C. F. (E) STAFFORD. W. L. (RFI) 1005 Hartford St, Worthington, Ohio Johns-Manrille Research Center (Chicago Vitreous Corp.) Box 159, Manville, N. J. SPENCE, Harold 1. (W) STAHMANN, John A. (Bl) 4770 W. 191st St, Torrance, Calif. 4275 Verdugo Rd. (Frank Mayer International, Inc.) Los Angeles 65, Calif. SPENCER, Charles D. (GF) (Gladding, McBean ft Co.) 2113 Taylor Rd, Cleveland 12, Ohio STALEGO, Charles J. (G) (Lamp Dept, General Electric Co.) 227 N. Fifth St, Newark. Ohio SPENCER-STRONG. G. H. (EFI) (Owens-Coming Flberglas Corp.) 109 Witherspoon Rd, Baltimore 12, Md. STALEY, A. E, MFG. CO. (Pcmco Corp.) (M. J. Thomas) Decatur, HL - SPENGLER, H. H. (G) STALLINGS, James R. (G) General Electric Co. 484 E. Beechwold Blvd. Lamp Div, Glass Technology Lab. Columbus 14, Ohio 1133 E. 152nd St, Cleveland 10, Ohio STALTER, Thomas L. (El) SPINKS, H. C, CLAY CO, INC. 9114 Orbitan Rd, Baltimore 14, Md. (R. B. Cirothen) Box 829 (Pcmco Corp.) Paris, Tcnn. STAMPS. Murray R. (W) SPINNER; Sam <G) . .Canadian Porcelain Co. Ltd. National Bureauof Standards. . - Box 428, HsmiRoa, Out, Canada Washington' 25, D.'C " ' STANDARD BftICK ft TILE C0JW, . SPIRES. Stephen T. (RI) ; (Clifford A. Kieymeyer) North American Refractories Co. . 123 N. W. Fourth St Mt. Union, Pa. Evansville 8, Ind. SPIRKO, Edward J. STANDARD ULTRAMARINE ft 11104 Ave. "B". Chicago 17, IlL COLOR CO. (L. F. May) SPLANN, Mary Theresa (G) Huntington 18, W. Va. Coming Glass Works, Coming, .N. Y. STANGL, J. M. (W) SPOERRY, Henry Stsngl Pottery, Trenton 4, N. J. , J. Schmidhdny ft Co, Ltd. STANGL POTTERY (f. U. Sungl) ' Heerfcrngg; (StG.) Switzerland Trenton 4, N. J,. SI^ORE, WiUUm D..(W) . STAN1SLAW. T. Stanley (L) ' Midway'LanewEjqit LlverpooVOhio -'Bptt'354i Centcrport, L. I,.N. Y. -(Homer Laughliri China Co.) (Ceramics lorTndustry) ' SPRIGGS. Richard M. STANLEY, David E. .9146 Briarwood Rd, ShepaTd Hills Box 106, Alfred. N. Y. Northficld, Ohio STANLEY, George V. (E) SPRING, Kenneth L. (G) 2752 W. 90th PI. 18 Pleasant St, Seneca Falls, N. Y. Evergreen Patk 42, IB. (Sylvania Electric Product*, Inc.) (Crane Co.) SPROAT, Ira E. (WFI) STANLEY. Robert J. (G) R. T. Vanderbilt Co, 230 Park Ave. M. H. Detrick Co. New York 17, X. Y. Ill W. Washington St, Chicago 2, 111. SPROUL, James D, Jr. STANNARD, WBford T. (D) Box 924, Alfred. N. Y. J. A. Dedonch Co, 608 Harrison St. SPURCK, Richard F. (L) Oak Park, HL Hanford Ln, Wilton, Conn. STANSFIELD, James R. D. (S) (Macblett Laboratories) Streator Bride Co. SPYUT, Albert B. (G) Div. Hydraulic-Press Brick Co. Raytheon Manufacturing Co. Streator, HL 55 Chape) St, Newton, Mass. STANTON. Francis. Jr. SQUIER, Arthur A. (S) Box 827, Alfred, N. Y. 1616 Walnut St, Philadelphia 3, Pa. STANWORTH. John Edwin (Distributor) 74 Ashlarm Rd. SQUIER, Charles A. (R) Rugby. Warwick, England Owens-Illinois (British Thomson-Houston Co, Ltd.) 1700 N. Westwood Ave. STAPLETON. Robert E. (L) Toledo 7, Ohio 543 Chatham Terr, Madison 5, Wise. SRUOGA, Valerio (Trionic* Corp.) Industries Wilde S.R.L. STAPP. John A, Jr. (G) San Martin 683 Union Carbide Corp., Silicones Div. Buenos Aires, Argentina Box 44, Tonawanda. N. Y. STAATLICHE PORZELLAN- STAR PORCELAIN CO. MANUPAKTUR BERLIN (H. Sinclair Kerr) (Gerhard Muller) Box 1329, Trenton 7. N. J. Hartmannstrasse 1-3 STARK CERAMICS. INC (Ua) Setb/Oherfr. (J. H. Stewart) Box 230 U. S. Zone, Germany Canton 1. Ohio STAATS, Henry N. (E) STARK. G. E. Carlos (W) Calsi-Crete, Inc. Gladding, McBean ft Co. 6306 N. Cicero Ave, Chicago 46, 111. 2901 Los Felix Blvd. STACH. Otto R. (R) Los Angeles 39, Calif. 107 Lewis Lane, Fair Haven, N. J. STARKEY. Edward A. (M) (Carborundum Co.) 1068 Woodhill Rd, Mansfield, Ohio STADDEN. Thomas B. (WJ) (Starkey Machinery, Inc.) 20253 Lorain Rd, Apt 101 STARKEY. Elmer A. (R) Fairview Park 26, Ohio 22397 Fairlawn Circle, Apt 10 (Metal ft Thermit Corp.) STADLER. Leo E. (G) Fairview Park 26, Ohio (North American Refractories Co.) 1057 Plymouth St, Windsor, Conn. STAUFFER CHEMICAL CO. (Hartford-Empire Co, (M. P. Kerins. Jr.l Div. Emhart Mfg. Co.) 380 Madison Ave, New York 17, N. Y. Roster 107 ! -taUFFEr- Kenneth H. B. (W) ` ' N. Water St., Spring Grove, P*. i |Milugraif Pottery) IcTAVROLAKIS, J. A. (B) ' * 21! June Dr., Pitttbnrgh 36. Pa. (Crucible Steel Co. of America) ctEARNS, William E (E) 1 A. 0. Smith Corp. 3533 M. 2?lh St., Milwaukee, Wise. I jtECK, Alfred B. (B) 33 Lincoln St., Melrose 76, Maas. (Metallurgical Associates, Inc.) - cTECK, C. O. (G) 5 f. j. Kress Box Co., One 28th St. . Pittsburgh 22, Pa. STEELE, A. Preston, Jr. (S) J. C Steele & Sons, Inc. Box 931, Statesville, N. C CTEJE. LcE,SCteelNe. (S) & Sons, Inc. Box 951, Statesville, N. C. ( STEELE. Ear) L. (L) ' ' Motorola, Inc. 5003 E McDowell Rd, Phoenix, Arix. f STEELE, F. Montgomery (S) i -J. C, Steele & Sons, Inc. . Box ?5f," Statesville, N..-C, - STEELE, -G. AHen (R) ' 101 MacGregor Dr. ' Trotwood 26, Ohio (Simonds Worden White Co.) STEELE, Harry L. Shorter ft Son Ltd., Copeland St Stoke-on-Trent, England STEELE, Howard E. (G) Knox Glass Co., Knox, Pa. STEELE, J. C.. Jr. (SF) J. C. Steele ft Sons, Inc. . ' Ststexvflle.N. C. STEELE, J. jfc, * SONS, INC. > tf. C. Sterie. Jr) SurtexviUe, N. C ' STEELE, Richard E. (M) Ram, Tnev 10M W. Fifth Ave. . Columbus 8, Ohio STEELE. William Perrin (S) Pine Hall Brick ft Pipe Co. Winston-Salem, N. C. STEER, George C. (G) Kimble Glass Co. Crystal Ave., Vineland, N. J. STEFL, Donald J. (R) Freeport Brick Co. Box 402, Freeport, Pa. STEIERMAN, Bernard L. (L) Owens-Illinois 1700 N. Westwood Ave. Toledo 7, Ohio 5TEIMKE, Frank C. (RI) Walsh Refractories Corp. 101 N. Ferry St., St Lonis, Mo. STEIN, Colin H. John G. Stein ft Co. Ltd. Bonnyhridge, Scotland STEIN. Ronald C. Messrs. John G. Stein ft Co., Ltd. Bonnybridge, Scotland STEIN, Sidney J. (B) International Resistance Co. 401 N. Broad St., Philadelphia 8, Pa. STEINER, Harry C (G) General Electric Co. Power Tube Dept Schenectady S, N. Y. STEINHOFF. Fred L. (SFI) Brick & Clay Record Ceramic Industry 5 S. Wabash. Chicago 1, 111. STEINROEDER. Frit* Didier-W'erke A. G., Lessingstr. 16 Wiesbaden, Germany STEJSKAL, Ladislsv M. 5210 11th, N. ., Seattle 5, Wash. STELLE. John A. (S) Arketex Ceramic Corp.. Brasil, Ind. STENQUIST. Donald R. (B) 1105 Gilmore, Apt 6 Richland, Wash. (General Electric Co.) STEPHENS. Raymond A. 775 Adair Ave., N. E, Atlanta 6, Ga. 37. No. 10 (1958) STEPHENS, Richard A. (R) ST1EF, W. C. (W) General Refractories Co. 1520 Locust St, Philadelphia 2, Pa. STEPHENSON, WUliam B. (B) General Electric Co. Bldg. 700, Aircraft Gas Turbine 158 S. Wilson Blvd. Mt Clemens, Mich. (Mt. Clement Pottery Co.) STILL, Henry P,, Jr. (R) 31 Stoueleigh Rd, Worcester 6, Mass. Cincinnati 15, Ohio (Norton Co.) STERLING CHINA CO. (William T. Pomeroy) East Liverpool, Ohio STERLING GRINDING WHEEL CO. (W. R. Morgan) Box 801, Tiffin, Ohio STERLING, Harry S. (G) Corning Glass Works Harrodsburg, Ky. STERRY, J. Patrick (B) Boeing Airplane Co. 1232 166th S. E., Bellevue, Wash. STERRY, W. Michael (E) 2229 22nd Ave., N,, Seattle 2, Wash. (Boeing Airplane Co.) STETSON, Harold W. (B) R. R. 2, Painted Pott, N. Y. (Corning Glass Works) STETSON, William C (WI) Box 44, Saxonburg, Pa. (Saxonburg. Ceramics) STETTINIUS, John G. ' Bdx 1342, Alfred, N. Y. . STfeTTINIUS, K./E.- (W). . . .1 : ; STILLWATER CLAY PRODUCTS CO. (William D. Wagner) Lock Drawer 32, Uhrichsvitie, Ohio ST1LSON, Charles E. (B) 4246 Cortland Ave, Detroit 4, Mich. (General Electric Co.) STIRLING, John F. James A. Jobling ft Co, Ltd. Wear Glass Works Sunderland, Durham, England STOCK, Donald F. (R) 289 Maxwell Dr, Pittsburgh 36, Pa. (Harbison-WaUcer Refractories Go.) STOCKDALE. George F. (L) 49 Corning Blvd, Coming, N. Y. (Coming Glass Works) STODDARD, Stephen D. (RI) 1526-B 43rd St, Los Alamos, N. M. (Los Alamos Scientific Lab.) STOEN, Roger C. (SI) Cannelton Sewer Pipe Co. Cannelton, Ind. - Lapp Insulator Co., Inc.. Le'Roy, N. Y. STOHL, Alfred A, (W> STETTNER, Donald H: (GI) 976 Center Ave., Lancaster, Pa. "374' North.Sti'Sns Prairie; Wise. . (Wisconsin Porcelain Co.) (Radio Corp. of America) STOHL, L. A. (W) STEUERNAGLE, J. H. (G) Wisconsin Porcelain Co. Broekway Glass Co., Inc. 120 Lincoln St, Sun Prairie, Wise. Wood St, Broekway, Pa. STOLLER, Arthur I. (LJ) STEVENS, E. G. (E) Radio Corp. of America 8727 Ramsgate Ave. Princeton, N. J. Los Angeles 45, Calif. STOLTE Norman H. (El) . (temeo Corp.).. 3974 Orchard Rd.. STEVENS, Frank J. (WI) Cleveland Heights 21, Ohio 23 Oakley St. Sdmmh, -W.-J; . .;.' . (Bafshsw Chemical Co.) . (Isolantite. Mfg. Corp,) STEVENS. Joe (R) stone; AuiXR) 77 Houghton Circle, -Cprning. N. Y: ' Murray Refractories Co., Box 338 (Coming Glass Works) . Murray, Utah STONE, Benjamin (W) STEVENS, L. M. (M) California Crafts 2907 Alabama St, La Creaeentm, Calif. 43340 N". Gratiot, Mt Clemens, Mich. (Gladding, McBeau ft Co.) STONE. Conrad A. (G) STEVENS, Robert P. (RI) 93 S. Remington Rd. Chicago Fire Brick Co. Bexley, Columbus 9, Ohio 1625 W. 104th PI., Chicago 43, IU. (Federal Gists Co.) STEVENS, W. B. (W) STONE, C. P. Socony Mobil Oil Co. Ferramic Industrie*, Ltd. 150 E 42nd St., New York 17. N. Y. 25 Hydeway, Welwyn Garden City STEVENSON, James K.. Jr. (RI) Herts, England R. R. 2, Mundelein, IU. STONE, F. R. (R) (Norton Co.) Canada Firebrick Co, Ltd. STEVENTON, Kenneth 4741 St. Ambroise St. John Steventon ft Sons Ltd. Montreal, Que, Canada Cledford Works STONE. Robert A. (M) Middlewick, Cheshire, England 389 First St, Apt. 1-S, Mineola, N. Y. STEWART, Gerald H. (John W. Higman Co.) British Ceramic Society STONE, Robert J. (M) Federation House John W. Higman Co. Stoke-on-Trent, England 24 State St, New York 4. N. Y. STEWART, Isaac (G) STONE, Robert L. (BF1) 21 Porter Rd., West Orange, K. J. Dept, of Ceramic Engineering (Consultant) University of Texas, Austin 12, Texas STEWART, James (M) STONE, S. A. (M) National Engineering Co. Deister Concentrator Co. Simpson Mix-Mulier Div. 901 Glasgow Ave, Fort Wayne, Ind. 549 W. Washington Blvd. Chicago 6, IIL STONG, Coy E. (G) 926 W. Water St, Elmira, N. Y. STEWART. J. H. (S) (Coming Glass Works) Stark Ceramics, Inc., Box 230 Canton 1, Ohio STOOKEY. Stanley D. (GF) 145 Pritchard Ave, Coming, N. Y. STEWART. John A. (GI) (Coming Glass Works) 419 Locust Ave., Washington, Ps. (B. F. Drakenfeld ft Co, Inc.) STOOPS. Robert F. (BI) Metallurgical Products Dept. STEWART, Malcolm (M) General Electric Co, Box 237 Commercial Minerals Co. Roosevelt Park P. O. 310 Irwin St, San Francisco 7, Calif. Detroit 32, Mich. STEWART, Wilfred H. (R) STOQUERT. Frederick J. (R) 15 E. Elisabeth St. 119 Bennett Circle, E, R. R- 1 R. E 1. Box 281, Schererville. Ind. Elmira, N. Y. (Sunbeam Corp.) (Corning Glass Works) Roster 109 CcTt!C^ER-FOLT. John P. (RI) JS20 Kenv-i'.ii Dr. Port Credit, Ont., Canada (Refractor:-',; Engineering & Supplies Ltd.) STOTT, A. E. Edward Johns & Co., Ltd. Annitage Sanitary Pottery Nr. Rugeley, Stafford, England STOTT, Joseph A. <R) North American Refrsctonet Co. 1012 National City E. Sixth Bldg. Cleveland 14, Ohio STOUT. John R. (W) 706 E. Franklin, Macomb, IQ. (Itiinoii Edison Porcelain Div. HcGraw Edison Co.) STOUT, Joseph V. (E) 102 S. Fourth Ave. Highland Park, N. J. (Metal & Thermit Corp.) STOUT. Lester L. (S) Ohio State University Research Foundation .IJ14-. Kinnear Rd. Columlias B. Ohto - ' . , STOVER, EdwaWl V` ; - General Electric Co.' Research Lab.'123 MB Box 1088, Schenectady 8, N. Y. STOVER, Walter J. (G) Continental Silica Co. Box 124, Somonauk, 111. ., ST, PIERRE. Philippe D. S. (B) General Electric Co., Research Lab. Metallurgy & Ceramics Div. Box .1088, - Schenectady, N. Y. STRADi.EY',.J. Grant (l) . 1956 KorbeT A*., Lot 93.-V. . Columbus .11, Ohio STRADLEY, Korinan (RI) Minnesota Mining k Mfg. Co. 2301 Hudson Rd., St. Paul 6, Minn. STRAIGHT, Lee H. (MI) Straight Engineering Co. Box 176, Adel, Iowa STRATTON. Warren 102L Garden Dr., Aberdeen, Md. STRATTON. Mrs. W. B. (D) Pewabic Pottery, 10125 Jefferson Ave. Detroit 14, Midi. STREATOR BRICK CO- DIV. HYDRAULIC-PRESS BRICK CO. (James R. D. Stansfield) Streator, 111. STR1MPLE. J. H. (B) National Lead Co., Titanium Div. Box 58, South Amboy, N. J. STRINGFELLOW. Allen E. (W) 544 Woodland Ave., Haddonfield. N. J. (I-T-E Circuit Breaker Co.) STROBACH, Carl G. (E) Rheem Mfg. Co. 7600 S. Kedzie Ave., Chicago 29, 111. STROD, Arvid J. (Ml) Industrial Metals Improvement Co. The Park Bldg., Pittsburgh 22, Pa. STROH. Donald G. (WJ) 303 N. Whitney St., Carroll, Iowa (Universal-Rundle Corp.) STRONG, Kenneth B. (M) 4624 Belmont Park Terrace Nashville 12, Tens. (Titanium Alloy Mfg. Div, National Lead Co.) STROTT, Adolf J. (R) 597 Crooks Are.. Clifton, N. J. (National Beryllia Corp.) STROUD, Hamid L. (M) 2909 Bembridge Rd., Royal Oak, Mich. (Champion Spark Plug Co.) STROUP, Philip T. (II) Aluminum Co. of America Box 772, New Kensington, Pa. STROUPE, Howard E, Jr. (WI) Wheeling Tile Co., Wheeling, W. Va. STRUCTURAL CLAY PRODUCTS INSTITUTE (Harry C. Plummer) 1520 18th St.. N. W. Washington 6. D. C. STRUCTURAL CLAY PRODUCTS RESEARCH FOUNDATION (Paul V. Johnson) Geneva, 111. STRUEBING, Harold J. (R) 1215 Military Rd., Buffalo 17, K. Y. (R. C. Remmcy Son Co.) STUART, James W. (R) 1108 Vilsmeier Rd., Lansdate, Pa. (Tabor Mfg. Co.) STUBB1NS, William J. (W) Fabrica de Loza "El Anfora", S. A. Box 508, Mexico 9, D. F. STUBBS. John M. (M) 45 Laubert Rd., Conshohocken, Pa. (National Gypsum Co.) STUCKEY. Jasper L. (X) 1911 Sunset Dr, Raleigh, N. C. (North Carolina Dept, of Conservation & Development) STUCKEY, R. C. (W) Knox Porcelain Corp. Box 2031, Knoxville 1, 'Tenu.' 'STUNTZ.' Robert P.;.'(R). Babcock &' Wilcox' .Co. " 161 E. 42nd St., New York 17, N. V. STURM, William F. Box 826, Alfred, N. Y. STYER, Charles A. (RI 11 Roxbury Rd.. Forest Hills Pittsburgh 2), Pa. (Vesuvius Crucible Co.) STYHR. Karsten H.. Jr. National Lead Co., Titanium Div. . -. ..'.Box 58,South Amboy, N. J. 5UBBARAO, EJeswarapuC. (LI) .; ; '"908-A StevendaleDr. ' : Pittsburgh 21, Pa.- (Westinghouse Electric Corp.) SUBRAHMANYAM, Sanga V. (G) 1-H Arlene VUIage, MiUville, N. J. (T. C. Wheaton Glass Co.) SUCH CLAY CO. (M. M. McHose, Jr.) Box 47, Perth Amboy, N. J. SULENS, Henry A. (M) Ceramic Supply Co., Div. Ferro Corp. Box 151, Crooksville, Ohio SULLIVAN, Eugene C. (GF) Coming Glass Works, Corning, N. Y. SULLIVAN, H. C (B) Giannini Plasmadyne Corp. 18400 S. Main St., Santa Ana, Calif. SULLIVAN, James D. (E) 4272 N. 24tb PI.. Milwaukee 9, Wise. (A. O. Smith Corp.) SULLIVAN. John D. (BF1) Battelle Memorial Institute 505 King Ave., Columbus 1, Ohio SULLIVAN. Joseph C. (B) 38 Fulton St., Coming, N. Y. fComing Glass Works) SULLIVAN. Paul A. (GI) 624 Adeline Dr.. Webster, N. Y. fBauscb A Lrnnb Optical Co.) SUMMERS. Michael F. (G) General Electric Co. Box 699, Logan, Ohio SUMRELL. Fen-all N. (E) 707 Henry St.. Uniondale, I- I., N. Y. (Hardwick. Hindle, Inc.) SUN. K. H. (GF) 2131 Lindsay Rd- Pittsburgh 35, Pa. (Westinghouse Electric Corp.) SUNDY, George J. 95 N. Mill St., West Nanticoke, Pa. SUR ENAMEL A STAMPING WORKS, LTD. (M. M. Sur) 24 Middle Rd- EataQy Calcutta 14, India SUR. M. M. Sur Enamel k Stamping Works. Ltd. 24 Middle Rd- Entally Calcutta 14. India SURFACE COMBUSTION CORP. (Harvey C. Weller) 2375 Dorr St. Toledo 1, Ohio SURFLEET, Harold Kaylene Laboratories, Waterloo Rd. London, N. W. 2, England (Kaylene (Chemicals) Ltd.) SUTHERLAND, Clark (S) Robinson Clay Product Co. 65 W. State St- Akron 9, Ohio SUTHERLAND, Frank R. (RI) 511 Rainbow Dr- Kokomo, Ind. (Haynes Stellite Co.) SUTPHEN, F. G. (X) 2605 Central Ave- Middletown, Ohio SUTTON, Paul M. (G) Corning Glass Works, Coming, N. Y. SUTTON, Willard H. (B) General Electric Co., Km. 3872, MOSD 3198 Chestnut St- Philadelphia 4, Pa. SUTTON, W. J. (RI) 24 High St., Alfred, N. Y. (State University of New York, College of Ceramics) SVEC. J. J. (WFI) Ceramic Indictry 5 S. Wabash Ave- Chicago 3, 111. SVIK1S, Voldemars D. (R) Dept, ol Mines & Tech. Surveys Industrial Minerals DivjCeramicSect. 40'Lydia St, Ottawa, On)., Canada SWAIN, Arthur B. (G) Owens-Illinois 1700 N. Westwood Ave. Toledo 7, Ohio SWAIN, Richard S. (GJ) 5414 Third St., Verona, Pa. (Pittsburgh Plate Glass Co.) SWALM, Phaon H. (W) 16S0 Chapline Lane, Sarasota, Fla. SWANSON. Leroy M. (RJ) T5 Carolina St- Jamestown, N. Y. - (Norton Ci.) . SWANSON,' Ralph' A; 0W> Box 113, Le Roy, N-V. (Lapp. Insulator Co- Inc.) SWART. Robert (L) 8 Seneca Circle, Seneca Falla, N. Y. (Sylvania Electric Products, Inc.) SWEARENGEN, Jack C. (G) United Can & Glass Co., Glass Div. Box 3457, Hayward, Calif. SWEET. Larrie H. Box 787, Alfred, N. Y. SWEITZER, Mark (WI) 747 N. Mentor, Pasadena, Calif. (S. Paul Ward, Inc.) SWENTZEL. John P. (RI) 130 Beacon Hill Dr- Metuchen, N. J. (Carborundum Co.) SWEO, Benjamin J. (EFI) Ferro Corp. 4150 E. S6th St- Cleveland 5, Ohio SW1CA, Joseph J. Box 165, Alfred, N. Y. SWICKER. Victor C. (GF) 907 Floral Dr- Whittier, Calif. (American Potash & Chemical Corp.) SWIFT, Howard R. (GF) Libbey-Owens-Ford Glass Co. 1701 E. Broadway. Toledo 5. Ohio SWIFT. Prentiss P. (R) 3029 Hillcrest Rd.. Bethel Park. Pa. (Quigley Co- Inc.) SWIGART. Joseph J. (M) Vitro Manufacturing Co. 60 Greenway Dr., Pittsburgh 4, Pa. SWINDELL-DRBSSLER CORP. (Philip Dressier) Box 1888 Pittsburgh 30, Pa. SWINEHART. David C: 3808 Ashworth Ave.. Seattle 3. Wash. SWINNERTON. Bertram 8. (W) 157 Hampden Park. Tiffin. Ohio (American Radiator k Standard Sanitary Mfg. Co.) SWINNERTON. George R. (M) Box 944, Alliance. Ohio (Moore & Monger) SYLVANIA ELECTRIC PRODUCTS. INC fB. S. Ellefson) 1740 Broadway. New York 19, N. Y. Roster 111 m -- SYLVESTER. George IL (MI) Sylvester & Co. TAYLOR, Charles D. (S) 219 Corriber Ave., Salisbury, N. C. TERMAN, Mark J. (R) Babcock & Wilcox Co. I r: 17706 Miles Ave.. Cfcvslend 28. Os SZYMASZEK. Jan Walter (K) (Taylor Clay Products, Inc.) TAYLOR, Charles H. (R) 165. V.. 42nd St, New York 17, K. TERRY. Griffin E. (E) 121 Moir Ave. 8 E. Sutton Ave., Moorestown, N. J. 602 E. Willow, Wheaton, BL Niagara Falls, Oot., Canada (R. C Remmey Son Co.) (Hotpoint Co.) (Metals Research Labs. TAYLOR, Donald E (R) TERRY, Jack H. (E) Electro Metallurgical Co.) 2522 Rhodes Dr., Augusta, Ga. 4321 Fairfield Ave, Fort Wayne, Ind. (Babcock ft Wilcox Co.) (General Electric Co.) ,5 T TAYLOR, Fran (G) Gay Fad Studios, Lancaster, Ohio TESTA, Aldo P. S. A. Comercio e Indnstrias TABATA, Seiichi TAYLOR, Hiram D. (B) Souza Noschese Sasaki Glass Mfg. Co., Ltd. Diamonite Products Rua Julio Ribeiro 243 1.1-Chome Yokokawa-Bashi Manufacturing Co. Sao Paulo, BrazU Sumida-ku, Tokyo, Japan Shreve, Ohio TEXAS BRICK CO. (W. T. GUI, Jr.) t- TADSEN. V. S. (G) * Gibsonburg Lime Products Co. TAYLOR, Howard U. (LI) Ccntralab Div., Globe-Union Inc. Box 510, Brownwood, Texas TEXAS VITRIFIED PIPE CO. Gibsonburg, Ohio ' * TAELER. David H. (El) 900 E. Keefe Ave., Milwaukee 1, Wise. TAYLOR, J. J. (W) (Paul E. Hoey) Box 117 Mineral Wells, Texas 812 Poplar St., Erie, Pa. Ohio Brass Co., Barberton, Ohio THALER, Joseph M. (L) (Erie Enameling Co.) TAYLOR, Kenneth M. (R) 85-14 Broadway, Elmhurst 73, N. Y. TAILBY. Roland V. (Wl) Stylon Carp, Milford, Mass. 1045 River Rd., Lewiston, N. Y. (Carborundum Co.) (Hartford, Thaler ft Co.) THATCHER GLASS MPG. CO, INC TAKAHASHI. Kakuichiro (F) TAYLOR, Louis J. (W) (Roy S. Arrandale) Nippon Glass Co. Ltd. Laboratory Equipment Corp. 1901 Grand Central Ave, Elmira, N. Y. - No. 20, 1-chome Sbiba Sbinbashi Box 151, St. Joseph, Mich.. THEISSING, E. M. f Minato-ku, Tokyo;. Japan:"-- TALBOtT. Paul T. (R) . VTAYLQRi KeUonvW. (BF) V Minnesota-MiniAgftMfg.: Co.. , '. BrederOj'q Bouwbedrijf N- V.'. '-Kanaaldijk 22,' Utrecht, Holland *. McLain Works, H. K. Porter Co., In Fluorochemicals Div. THEOBALD. Erwin F. (S) r> * ? Wellsville, Ohio 900 Bush Ave., St. Paul 6, Minn. 1516--18th St, N. W,, Canton. 5, Ohio TALLAN, Norman M. TAYLOR, Richard A. (S) (Metropolitan Brick, Inc.) Box 1298, Alfred, N. Y. Clay Products Assn, of the Southwest THEOBALD, Paul R. TALSO, Warner W,, Jr. 109 Perry-Brooks Bldg., Austin, Texas Box 80, Atlanta 13, Ga. 4524 19th N. E.. Seattle 5, Wash. i M TALWALKAR. T. W. 8 Bagmati Rd, Jamshedpur, India TAYLOR, Robert B. (SF) Structural Clay Products Research Foundation, Geneva, IU. THEWS, Karl B. (L) 83-09 Talbot St. Kew Gardens, L.T, N. Y. M. Y. * .? 4 >' .;vj r (Tata Iron ft Steel Co., Ltd.) TANBERG,.Ragnar . Drammens Glassvcrk Dtammen, Nobaiay TANNER) James T..'Jr. (WI) Harris Clay Co., Spruce Pint, N. C. TAO, Yung (L) 1903 Hanover St., Apt. 4 . > Pittsburgh 18, Pa. (Westinghouse Electric Corp.) TARNACKI. Walter J. (LI) ... TAYLOR, SMITH ft TAYLOR CO. (E. P. Wright) Chester, W. Va. TAYLOR, Them** J. (R)' 816 Steiner Mill Rd,.Trevose, Pa. ,.'; ` (R. C Remmey oc Co.) ^ TAYLOR. Walter El, Jr. (W) Thomas Works Delta-Star Electric Div. H. K. Porter Co., Lisbon, Ohio TAYLOR, William C. (GF) Corning Glass Works. Corning, N. Y. TAZELAAR, George J. (M) (Titanium AUoy'Mfg. Div, National Lead Co.) .THIELKE, Norman R..(B) v .' ; -National-.Carbon Co., Research Lfihs-; Box 6l i6. Clrireland l . Ohio THIEMANN, John W. (WI) Alite Div., U. S. Stoneware Co: Box 119, OrrviUe, Ohio THIEMECKE, Harry W. (WFI) Homer LaughUn China Co. Newell, W. Va. itrazl*B*c*roCt*ftdjirtn ulclv* Kitibi 1718 High St., Orrville, Ohio (Alite Div., U. S. Stoneware Co.) TARKOPOL. Milton S. (G) 22335 Lorain Rd. Fairview Park 26, Ohio (West Virginia Pulp ft Paper Co., THIESS, L. E. (LF) Insulator Dept., General Electric Co. Box 57, Baltimore 3, Md. eofeortUj C 943 Ninth Ave., Brackenridge, Pa. Polychemicals Div.) THOMAS, Charles W. (Honorary) , Crlu*Aa * trio* MUl| r it: (Pittsburgh Plate Glass Co.) TASH, Daniel B. (M) 516 W. Brightwood St. TEAGUE, A. D. (R) Babcock ft Wilcox Co. 1133 Druid Park Ave., Augusta, Ga. Clifton House, Old Swinford Stourbridge, England (E. J. ft J. Pearson, Ltd, Monterey Park, Calif. TEAGUE BRICK ft TILE CO. Firebrick Works) (Southern California Minerals Co.) (L. R. Boyd, Jr.) THOMAS. David W. (WI) TASHIRO, Megumi Institute for Chemical Research Box 329, Teague, Texas TEAGUE, Jo M.. Jr. (GI) R. R. 1, Box 88, Lucas, Ohio (Mansfield Sanitary, Inc.) Kyoto University Owens-Illinois Technical Center THOMAS, Everett A. (RI) Takatsuki, Osaka, Japan 1700 N. Westwood Ave., Toledo 7, Ohio 2703 Shaffer Ave, Cincinnati 11, Ohio {,3lnc. bijhert quo? ionic grad* kHc fluonp litobW or n coin h* darn. ?- hr 50 yn** i dependable uric* TNG CO. <'$ TATE, Frank E. (WI) 310 Tenth St., Lincoln, IU. (Stetson China Co.) TATEM. WUliam A. (R) Box 154, Alfred, N. Y. (State University of New York College of Ceramics, at Alfred Unit TATNALL. R. Francis Box 162, Darlington, Pa. TAUBER. Charles B. (L) 921 Signal Rd., Signal Mountain, Tean. (American Lava Corp.) TAUBER. John A. (Rl) 3190 Mayflower Rd. Plymouth Meeting, Pa. (E. J. Lavino ft Co.) TAUBL1EB. Marvin E. (R) Kaiser Aluminum ft Chemical Sales, Inc. 21957 Scabury Ave. Fairview Park 26, Ohio TAYLER, John B. (W) Louisville Pottery Co., Inc. 228 E. Bloom, Louisville 8. Ky.. TAYLOR. Alan W. (B) I Tennessee Valley Authority Div. of Chemical Development Wilson Dam, Ala. TEAGUE, WUliam T. 209 McCord St, Marietta, Ga. TEETER. John N. (E) 677 Wilmot Rd, Deerfield, IU. (Thomas C. Thompson Go.) TEETOR, Paul (BF) 72 E Main St, Somerville, N. J. (Central Commercial Co.) TEFFT, Glenn C. (S) Claycraft Co, Shawnee, Ohio TEFFT, Phillip W. (SFI) Claycraft Co, Box 866 Columbus 16, Ohio TEFFT, Willard H. (S) Claycraft Co, Spring St. Upper Sandusky, Ohio TEGBLLABORATORIET (Brick Laboratory), (Christer Enberg) Drottning Kristinas vag 45 . Stockholm O. Sweden TEICHMANN, Henry F. (G) Henry F. Teachmane, Inc. Box 11661, Pittsburgh 28. Pa. TEICHMANN, Newton N. (G) 316 Hardy Dr, Bridgeviile, Pa. (Henry F. Teiehmann, Inc.) TENNERY. Victor J. University of Illinois 204 Ceramics Bldg, Urbans, IU. (Chat. Taylor Sona Co.) THOMAS, H. H. (M) 55 Highboy Court, Red Bank, N. J. (Pernco Corp.) THOMAS, M. J. (M) A. E. Staley Manufacturing Co. Decatur, 111 THOMAS, Richard V. (R) 195 St. Nicholas Ave. Worcester 6, Mass. (Norton Co.) THOMAS, Robert B. (EJ) 1321 S. Broad St, Philadelphia 47, Pa. (Naval BoUer & Turbine Lab.) THOMAS. Robert K. (B) 2160 Delsware Dr. Cleveland Heights 6, Ohio (Case Institute of Technology) THOMASSON, Gene 1. (G) 29005 Homewood Dr., Wickliffe, Ohio (General Electric Co.) THOMAS WORKS DELTA-STAR ELECTRIC DIV. H. K. PORTER CO. (Frank Mason) Lisbon, Ohio THOMPSEN. Robert S. (R) 1213 Azalea, Augusta, Ga. (Babcock ft Wilcox Co.) / Roster 113 ft hf r*., . w % c& : & % Idiot?*. ppeor to ore litrwctKthed ttrocts, and. i pur- iHOMPSON. A. Paul (RF) Research Laboratories Eagle-Pichcr Co.. Joplin, Mo. THOMPSON, Clyde L. (RST) 4%22 New Plymouth Rd. Pittsburgh 27, Pa. (Harbison-Walker Refractories Co.) THOMPSON. David E. Box 827, Alfred, N. Y. THOMPSON, E. A. (E) Crane Steelware Ltd. Industrial Centre 5 Quebec, Quc., Canada THOMPSON, Franklin S. (W) 25 Schenck Ave., Matawan, N. J. (Atlantic Tile Mfg. Co.) THOMPSON, Fred W. <R) 240A Thomas Dr., Wilmington 6, Del. (E. I. du Pont de Nemours ft Co.) THOMPSON, Frederick S. (RF) Corhart Refractories Co. 940 Commonwealth Bldg. Louisville 2, Ky. THOMPSON, G. L. . Borax & Chemicals, Ltd. 35 Piccadilly, London, W. 1, England THOMPSON, John D. (E) . '2731 ThedfordRd- . Birmingham, Mich: ' (Briggs Manufacturing Co.) THOMPSON, Matthew S. (G) Puerto Rico Glass COrp., Box 4272 San Juan, Puerto Rico THOMPSON, Noel M. (R) 721 Shady Lane, Pittsburgh 34, Ta. (Lumnite Cement Div. Universal Atlas Cement Co.) THOMPSON. Robert R. (G) . 464S Stengel Ave;,;Tole<lb 14,.Ohio . (Owens-Illinois)' v. .; . .. THOMPSON, Capt. William M., jr, (61) WADC, Area B, Box 8308 Wright-Patterson AFB, Ohio THOMSON, Homer G. (L) 12101 W. Howard St. Milwaukee 14, Wise. (Allen Bradley Co.) THOMSON, James K. (L) 2 McMaster PI.. Bath. N. Y. (Westinghouse Electric Corp.) THOR, Murner E (RI) Box 109, R. R. 4, Pewaukee, Wise. (Norton Co.) THORNE, James E (WJ) Case Manufacturing Corp. Robinson, 111. THORNGATE, Bruce W. (W) 1841 Oakland Blvd. Fort Worth, Texas (Royal Tile Mfg. Co.) THORNTON. George A. (M) Ottawa Silica Co., Box 437 Ottawa, III. THORNTON. H. Richard (EJ) National Bureau of Standards Enameled Metal Section Washington 25, D. C. THORNTON. Paul E (WI) 1708 La Taza Dr., La Canada, Calif. (Ferro Corp.) THORSON, Charles W. (X) Hauck Manufacturing Co. 423 McNeilly Rd., Pittsburgh 26, Pa. THRASHER. William R. (D) 270 Merriman Rd., Akron 3, Ohio (Model Ceramics, Inc.) THROPP, Herreld D. (M) Shenandoah Silica Co., Inc. 190 W. State St,, Trenton 8, N. J. THUENER, Everett E (M) General Electric Co. Bldg. 59, Km. 101 Schenectady 5, N. Y. THURNAUER, Hans (BFI) Minnesota Mining ft Mfg. Co. I Central Research Dept. Ceramics Sect. 2103 Hudson Rd., St. Paul 6, Minn. THUT, Walter W. A. G. Hunaiker ft Cie, Lagerttrastc 1 Zurich, Switzerland TJ'iWIN, Maung Oo Box 216, Alfred, N. Y. TIBBALS, Harvey L. (Ml) 542 Santa Barbara Rd. Berkeley 7, Calif. ( M inneapolis-Honeywell Regulator Co.) TICE, Henry B., Jr. (L) 537 S. Ninth Ave., La Grange, 111. (Zenith Radio Corp.) TICKLE, William H. F. "Brown Stacks," Caldy Nr. West Kirby, Cheshire, England (Manchester College of Technology) TIDD, Elbert D. (L) Bell Telephone Labs, Inc., Rm. 3B-266 Whippany, N. J. TIEDE, Ralph L. (G) Owcns-Corning Fiberglas Corn. Case Ave., Newark, Ohio TIERNON, Carlos H. (M) Deister Concentrator Co. 901-935 Glasgow Ave. . -Fort Wayny, Ind.' TIFtlCKJUN, Joha D;:(Wj : Winburn Tile Mfg. u. 1709 E Ninth St., Little Rock, Ark. TILLOTSON, Clifford (R) Tillotson Refractories Co. Box 398, Corona, Calif. TILLOTSON, E. Ward (GF) 505 S. Murtland Ave., Pittsburgh 8, Pa. (Mellon' Institute) TIMBERLAKE, John J. (G) . Forter-Teichmann Co. . : 1212 CUrk Bldg,, Pittsburgh 22, Pa. TIMMINS,.' Albert ,R..(B)' . MOlO Bucknell Dr., Silver Spring,; Md,'.'. (U. S. Naval Ordnance Lab.) ' TINKER. Dean (M) Granville, Ohio (Ohio Kilns, Ine.) TINKLEPAUGH, J. R. (RI) State University of New York College of Ceramics at Alfred Univ. Alfred, N. Y. TISDALE. Richard L. Box 1365, Alfred. N. Y. TITANIUM ALLOY MFG. DIV. NATIONAL LEAD CO. (W. J. Baldwin) Box C, Bridge Station Niagara Falls, N. Y. TITLAR, James M. (LJ) 91B Fairmont Ave., Kingston, N. Y. (Ferroxcube Corp.) TOBERG. John (E) Shepherd Chemical Co. 2803 Highland Ave. Cincinnati 12, Ohio TOBEY. Henry M. (S) Dow Chemical Co., Midland, Mich. TOCKER. Edwin (GJ) 4331 Norfolk Ave., Baltimore 16, Md. (Buck Glass Co.) TODD, Henry (W) Dee Lane, Queenaton, Ont., Canada (Canadian Ohio Brass Co.) TOEPFER, George (W) Canadian Potteries Ltd. 360 Blvd. Seminaire St. Johns, Que., Canada TOLAND. Donald A. (E) United States Steel Corp. Applied Research Lab. Monroeville, Pa. TOLER, Herbert R., Jr. (L) 316 Second Ave., Marengo, 111. (Arnold Engineering Co.) TOLLIVER. Billy R. 1627 Virginia, Illini-Village Urbana, 111. TOLLY. Donald B. (E) 122 Hudson La., Fern Creek, Ky. (General Electric Co.) TOLSTOY. M. Ets. Franck & Steeman, S. A. 20, Avenue Emmanuel Brussels 13, Belgium TOM, Elgin M. (G) 4208 Mailaine Dr., Toledo 6, Ohio (Owens-Illinois) TOMASEK, A. J. (R) - Walsh Refractories Corp. 101 Ferry St., St. Louis 7, Mo. TOMKINS, David E. (M) R. E 5, Eastbrook Rd., New Castle, Pa. (Shmango China, Inc.) TOOL. Arthur Q. (GF) 7325 Carroll Ave. Takoma Park 12, Md. (National Bureau of Standards) TOOLEY, F. V. (GF) 611 W. Oregon, Urbana, 111. (University of Illinois) TOPPING, John (R) United States Steel Corp. 525 William Penn PL Pittsburgh 30, Pa. TOPPING, Stanley M. 444 Oeveland Ave., Hornell, N. Y. TORGAL, K. G. "Happy Home," Mannarpuram - Tiruchirapajli, . India . -(JamalMohamed Conege) . TORNO. Ralpb'F'. (E)"` : 410 Front St., Berea, Ohio' (McGean Chemical Co.) TOROK, Julius J. (G) 3344 Gallatin Rd., Toledo 6, Ohio (Owens-Illinois) TORRANCE, Fred E, Jr. (B) Pomona Tile Mfg. Co. Box 633, Arkansas City, Kans. TORREYSON, William F,, Jr. (R) , Aluminum Co. of America . 180ft.Rhpdea-HaTerty.Bldg. ' . Atlhnfa 3i Ga. . . .. TOSTEVIN. Edgar R.. Jr. (LI) R. R. 3, Quakertown, Pa. ' (Western Electric Co.) TOULOUSE. Julian H. (GFI) 1817 Potomac Dr., Toledo 7, Ohio (Owens-Illinois) TOWNSEND. Franklin M. (L) Aluminum Co. of America Box 497, East St. Louis, I1L TOWNSEND. William O. (GI) 2763 Nottingham Rd. Columbus 21, Ohio (Federal Glass Co.) TOWXSLEY. Jesse M-. Jr. (G) Corning Glass Works Houghton Park. Corning, N. Y. TRABERT. Loren A. (LI) General Electric Co. 1811 LeMovne Ave., Syracuse, N. Y. TRAX. Alan M. (G) Radio Corp. of America 3301 S. Adams St., Marion, Ind. TREDENNICK, William T. (RI) Refractory Specialties Co. 2200 Washington Ave. Philadelphia 46, Pa. TREFFNER, Walter S. (R) 440 W. Maple Rd. Linthicum Heights, Md. (General Refractories Co.) TREISCHEL, C. C. (WFI) R. T. Vanderbilt Co., 230 Park Ave. New York 17, N. Y. TRENTON POTTERIES CO. Plants 1 ft 2, 309 N. Clinton Ave. Box 141, Trenton, N. J. TREPTOW. Arnold W. (E) Bell Telephone Labs. Murray Hill, N. J. TREVOR, John F. Moira Rd., Woodville Nr. Burton-on-Trent, England (John Knowles ft Co., Ltd.) TRIBE, Harold G. Electricity Meter ft Allied Ind., Ltd. Box 4, Waterloo, Sydney, Australia Roster 115 EJOB-i MTERIALjrrwlll {Blade ..,, Resliuat, sr Diamond Eu the Fast* . . at rte Cost ! 6r Anyth* *' MjS or cal typer Factory I Rcpretcata* Same On A the (ament Masonry Sawr man can ad* ruing posilfes hi 8888 iino co. k wo. na> on FREE TRIM r Superny Saws ttmlum testily ttrartrs apis* TRINIDAD CLAY PRODUCTS, LTD. (Harold A. Eckel) 44, South Quay Port I Spain, Trinidad. 3. W. I. TRINITY CERAMIC SUPPLY, INC. (E. O. Davidtos) 100 Howell St., Dallas, Texas TR1NKLEIN. Robert L. (W) 800 College, Cleveland, Miss. (Misceramic Tile Co.) TRIPP. Harlan P. (El) 3605 Winchester Rd, Louisville 7, Ky. (General Electric Co.) TROGOLO, Ensign John A. Engineering Dept. U. S. S. Forrests! (CVA-59) F. P. O., New York, N. Y. TROM PETER. Bernard J. (W) Champion Spark Ping Co. 8525 Butler Ave, Detroit 11, Mich. TROST, Frank W. (R) Cbas. Taylor Sons Co. 5 Haddon Ave., Haddonfield, N. J. TROSTEL, L. J. (RFI) General Refractories Co., Box 1673 Baltimore 3, Md. TR0STEL, Louis J.. Jr. (RI) - Norton Co., 1 New Bopd St.' Worcester $, Mass. \ TROY, H. Neal (RI) Owens-Illinois Technical Center 1700 N. Westwood Ave., Toledo 7, Ohio TROY, WSlter J. (E) 888 Chili Ave., Rochester, N. Y. (Pfaodler Co.) . TRUESDALE, Richard S. (I) Box 275, Alfred, N. Y. TRUMBULL, James L. 606 W. 83rd, Seattle 7, Wash. TRUMPLER. Alfred JL (L) Harper Elettric furnace Corpl 110. Pearl St., EuSalo' 2, N. Y. TSE, Shou-chefig (LI) 3806-A E. 61at St Huntington Park, Calif. (Solar Manufacturing Corp.) TSUCH1HASHI, Shoji Kobe University, Dept, of Chemistry Faculty of Science, Mileage, Kobe, Japan TSUKADA, Kenichi 69 Sbirogane Sarnmacbi, Shiha Minato-Kn, Tokyo, Japan (Dai-lcbi Glass Co.) TUCKER. Donald J. (MI) 2114 Winthrop Rd. Huntingdon Valley. Pa. (A. P. de Sanno & Son Co.) TUCKER, Edward F. (R) Stebbins Engineering & Mfg. Co. 363 Eastern Blvd., Watertown, N. Y. TUCKER, Harvey C. (WI) Ferro Corp., 4150 E. 56th St Cleveland 5, Ohio TUCKER. Roland E. (WI) Trenton Potteries Co. 309 N. Clinton Ave., Trenton, N. J. TUXG, Chi Fang (G) 162 Salem Place White Bear Lake 10, Minn. (Minnesota Mining & Mfg. Co.) TUXG, Rey-Ching 31 Soares Ave., Grd. Fir. Kowloon, Hong Kong (I-Feng Enamelling Co. (H. K.) Ltd.) TURBETT, Paul E. (MI) R. R. 1, Dresden Hwy., Paris, Tenn. (H. C. Spinks Clay Co., Inc.) TURCK, Raymond L. (M) 165 Hampden Park, Tiffin, Ohio (Sterling Grinding Wheel Co.) TURCOTTE, Richard F. (R) A. M. Lockett & Co. Ltd. Box 1426, Houston 1, Texas TURISSINI, Robert (G) Corning Glass Works, Fallbrook Plant Corning, N.'Y. TURK, Harold L. Box 574, Alfred, N. Y. Vm.. 37. No. 10 (1958) TURK, Richard H. (EFI) UNITED STATES GYPSUM CO. Pcmcc Corp., 5601 Eastern Ave. (Robert Hamilton) 300 W. Adams St. Baltimore 24, Md. Chicago 6, 111. TURLEY, Chirks L. (B) UNITED STATES STEEL CORP. B. P. Drakenf&ld & Co., 1st. (W. S. Debenhsm) Box 519, Washington, Pa. 82S William Penn PI. TURNBAUGH, Jerry E. Pittsburgh 30, Pa. 5310 33rd Ave. S.. Seattle 8, Wash. UNIVERSAL CLAY PRODUCTS CO. TURNBULL, Edward D. (W) (C. L. Evans) 312 Fairview Ave. Box 1631, Sandusky, Ohio darks Summit, Pa. UNIVERSAL DENTAL CO. TURNBULL, John C. (G) (Joseph Kohn),48th ft Brown Sts. Radio Corp. of America Philadelphia 39, Pa. RCA-Vietor Div., Lancaster, Pa. UNIVERSAL POTTERIES, INC TURNER, A. A. (R) (Harry E. Davit) Cambridge, Ohio 153 Lake Ave., Metuchen, N. J. UNIVBRSAL-RUNDLB CORP. (Carborundum Co.) (A. L. Johnson) W. Keith McAfee Lab. TURNER, Donald Box 1268, Mahoningtown, Pa. Lodge Plugs Ltd., St. Peter's Rd. UNIVBRSAL-RUNDLB CORP. Rugby, Warwick, England (H. P. Wangelin) TURNER. Mort D. (B) 3305 W. Forest Home Ave. Calle 12 de Octubre 414 Wilwsukee 15, Wise. Hato Rey, Puerto Rico UNUM, Robert F. (WI) (Puerto Rico Mineralogy dt 227 W. Sheridan Ave, New Cattle, Pa. Geology Section) (Universal-Rundle Corp.) TURNER, P. P, Jr. (RI) UPTON. Lee O. (G) 46.1mbler Dr, Cincinnati 18, Ohio American Optical Co. ' (General Electee 'Co.) 14 Mechanic St, Southbridge, Maas. TURNER. Rtginald E:. (W) Monarch Tile Manufacturihg/ Inc. URBAN, Stephen F. (B) v-*-.' 268 Hartford Ave!, Kenmore 23r N. Y. . 602 S. Oakes St, San Angelo, Texas TURNER, W. E. S. (Honorary) 30 Whitworth Rd, Ranmoor Sheffield 10, England TUTTLE, Milton A. (R) Box 981, Alfred. N. Y. (State University of New York College of Ceramics, at Alfred Univ.) TWELLS, Robert (BLFI) . Electric Aofo-Lite Co, (Titanium- Alloy .Div,1-. National Lead Co.) URNES. Sigmund (B) Pennsylvania State University Dept, of Ceramic Technology University Park, Pa. URODE, Raymond J. 70Mildred Dr, Buffalo 25. N. Y. UTAH FIRE CLAY CO. (C. H. Myers) Box 127, Salt Lake City 10, Utah Spark.Plug Div, Rox231 . Fostoria, Ohio '-V -. TWELLS, Robert G. (GI) 2824 Edgecliff Rd. New Kensington, Pa. (Pittsburgh Plate Glass Co.) TWYFORDS, LTD. VACCARO, Grace A ' ~ Box 576, Alfred, N. Y. VAIL, Milford R. (RJ) 4014 Spruce St, Philadelphia 4, Pa. (Naval Boiler ft Turbine Lab.) Cliffc Vale Potteries Stoke-on-Trent, England VALENCIA, Camilo (W) Plaza Rio de Janeiro No. 52-5 TYGART VALLEY GLASS CO. Col. Roma, Mexico, D. F. (E. A. Hinkins) Box 503 (Ferro Enamel de Mexico. S. A) Washington, Pa. VALENTINE FIRE BRICK CO. TYLER, W. S, CO. (C. E. Jenks) 3615 Superior Ave, N. E. Cleveland 14, Ohio TYRRELL, Miles E. (R) Box 412, Norris, Tenn. (U. S. Bureau of Mines) TYSINGER, Ted W. (S) Box 265, Pleasant Garden, N. C. (Boren day Products) DIV. A P. GREEN FIRE BRICK CO. (W. H. Peteraon, Jr.) Woodbridge, N. J. VALENTINE, Peter Cooney (M) Del Monte Properties Co. 620 Market St, San Francisco 4, Calif. VAN AKEN, Robert C (W) 20 Darby Dr. Huntington Station, N. Y. u (Sperry Gyroscope Co.) VAN ALSTEN, Roy L. (RI) UDAGAWA, Shigekazu (B) Pennsylvania State University 9168 Sarasota, Detroit 39, Mich. (Ford Motor Co.) Dept, of Ceramic Technology VANCE, Clarence E. (WJ) University Park, Pa. 140 Overbrook Circle UELTZ, H. F. G. (B) 380 Walnut St, Shrewsbury, Mass. Spartanburg. S. C (Kohler Co.) (Norton Co.) VAN CLEAVE, A. A. (R) UHRMANN, Carl J. (GF) 8100 McGraarty St, Stmland, Calif. Overlook Ct, Bellaire, Ohio VAN COTT, Harrison C. (B) (Arthur W. Schmid Co, Inc.) R.R. 1, Honeheads, N. Y. ULRICH, Robert J. (E) (Corning Glass Works) American--Standard VAN DER BECK, Roland (LI) 1541 S. Seventh St, Louisville 8, Ky. Carborundum Co, Refractories Div. UNION FRANCAISR DES Latrobe, Pa. PRODUITS REFRACTAIRES VANDERBILT, R- T, CO. (Louise Halm) (Ira E. Sproat) 230 Park Ave. 15, Rue de Milan, Paris 9e, France New York 17. N. Y. UNITED CLAY MINES CORP. (K. E. Ward) 101 Oakland St. VANDERMADE, Richard J. (R) 489 Willow Dr, Pittsburgh 16, Pa. Trenton 6, N. J. (Carborundum Co.) UNITED STATES BORAX ft VAN DRESER, Merton L. (RI) CHEMICAL CORP. (M. H. Pickard) Kaiser Aluminum ft Chemical Corp- Pacific Coast Borax Co. Div. Refractories Research Dept. 50 Rockefeller PL, New York 20, N. Y. 1600 S. Main St, Milpitas, Calif. Roster 117 VAN GELDEREN, 1_ p. N. V. Union Box SI, E<uchcde, Holland VAN CORDON. Donald V. (W) Metal & Thermit Corp., Rahway, N. J. VAN HORN, Harry T. (M) 741 Floral Park Rd. Franklin Square, N. Y. (Socony Mobil Oil Co., Inc.) VAN HORN, John H. 1103 W. Illinois, Urbana. 111. VAN HOUTEN, Lonts A. Fabricacion dc Abraaivoa S. A. Casilla de Correo 24 Campana, Argentina . VANICK, James S. (M) i 1 V Internationa] Nickel Co., Inc. 67 Wall St., New York 5, N. Y. I, N1EUWENBURG, C. J. " Laboratorinm voot Analytiacke Scheikunde (Microanalyae) tde Vries van Hcystplein 2 : ' Delft, Netherlands t VAN RAVESTEIN, John H. I 14 Douglas Rd., "Green Manorvilte" ' : Hazar^viile, .Conn. ' VAN SCH0ICK, Emily C. (XF) j ' State .University of .New. VoHt . m\ College of Ceramics, at Alfred Univ. Alfred, N. Y. VAN SCHOIK, Dickson M. (MI) Stevenson Co., Wellsville, Ohio VAN TASSEL. R. H. (E) ICI S27 Green Tree Rd- Kohler, Wise, :v i (Kohler Co.) Ivan VLACK, Uwrence H. (BI) i .Dept, of Chan. & Metal. Engineering University of Michigan .Atm Arbor, Mich, rtiir WASSENHOVE, Frerre ' N. V. "De Sphinx"' Maastricht, Holland VAN W1GGEREN, Charles G. (Wl) Simonds Abrasive Co. Tacony ft Fraley Sts. Philadelphia 37, Pa. VAN ZEE, Arthur F. (B) 3430 Inverness Ave., Toledo 7, Ohio (Owens-Illinois) VARGA, Eugene L. (S) Federal Seaboard Terra Cotta Corp. 2 Catherine St., Perth Amboy, N. J. VARSHNEI, Purshottam D. U. P. Glass Works Ltd. ' Babjoi, DL Moradabad, U. P. India VASILOS, Thomas (B) 74 Cottage Park Rd., Wintbrop, Mass. (AVCO Research ft Advanced Derel. Div.) AUGHAN, W. Harry (XFI) Cherokee Brick ft Tile Co., Box S3 Waterville Rd., Macon, Ga. VEALE, Jack H. (R) 406 Reedwood Dr., Joliet, III. (Illinois Clay Products Co.) IGA, Roberto A. Ceramics Santa Helena Ltda. Rua 15 Dc Novembro 38 Paranagua, Parana, Brazil NABLE, Charles R- Jr. (RI) 1660 S. Oak, Bartlesville, Okla. (Phillips Petroleum Co.) VENABLE. Joe G. (G) t Chattanooga Glass Co. Chattanooga 10, Tenn. VENABLE. Ray H. Box 662, Georgia Tech. Sta. Atlanta, Ga. VERBA, Richard J. (M) Schweitzer Equipment Co. 3764 Ridge Rd., Cleveland 9, Ohio VERDUCH. Antonio G. Instituto de Edafologia y Fiaiologia Vegetal C. Serrano 113, Madrid 6, Spain ERES, Frank (B) 3925 McCord Rd., Toledo 6, Ohio (Owens-Illinois) l TM 37. No. 10 (1958) VERZOCCHI, Earico Via P. Cossa 1, Milano, Italy (Refrattari Verzocchi) VESUVIUS GRVQ12V& CO. (T. H. Harley) Box 8275 VOSE, Wilfred Winstones' Roofing Tile Works Ltd. Box 2, Plimmerton, New Zealand VOSS, Marion J. (G) 319 Westingbouse Rd. Swistvale, Pittsburgh 16, Pa. V1CARY, J. W. (E) Horscheads, N. Y. (Thatcher Glass Mfg. Co.) Ervite Corp., Box 1927 VOSS, Raymond O. (G) Presque Isle Sta., Erie, Pa. 75 Corning Blvd., Corning, N. Y. VICTOR INSULATORS DIV. (Corning Glass Works) I-T-E CIRCUIT BREAKER CO. VOSS, Wendell G. (E) (H. Failmezger) 2t0 Maple Ave. 27814 Rexford Rd., Bay Village, Ohio Victor, N. Y. (Ferro Corp.) VIDANOFF, Richard B. (GJ) VRETOS, Ep. General Electric Co., Quartz Plant Hellenic Co. of Chemical Products Willoughby, Ohio ft Fertilizers Ltd. V1DOSIC, Dorothy M. Leof. Amalias 20, Athens, Greece 2851 Buford Hwy., N. E. VUKOVICH, Milan, Jr. (MI) Atlanta 6, Ga. 3450 Rosewell Dr., Columbus 13, Ohio VIDPLAN S. A. (Daniel Ferres) (Godfrey L. Cabot, Inc.) Real No. 4415, Montevideo, Uruguay VIDRIERA MONTERREY, S. A. (Alfonso F. Rodriguez) W Apartado 162, Monterrey N. L- Mexico WABNIK, Fred VIGER, Burnett C. (G) 1483 Tyler Ave., East Meadow, N. Y. 130 E. Third St* Corning, N. Y. WACHTMAN, John B,, Jr. (B) (Coming Glass Works) National Bureau of Standards, Div. 9.1 VILENSKY. Michel B. (R) Conn. Ave. ft Van Ness St- N. W. 1515 27thAve- San Francisco 22, Calif. . .. Washington 25, D. C- (Ampex Corp.) " WADE. Arthur. 1 VILLA M., Enrique ' ``Hilltop," .Parltside Ave. Empress de Refractarios Colombo Cockermouth, Cumberland, England Suiza S. A., Apartado Aereo 7918 (Dorman, Smith Plugs Ltd.) Bogota, D. E., Colombia WADE. Don E. (W) VINAL. Francis E. (B| Misccramic Tile Radio Corp. of America Box 1070, Cleveland, Miss. " * 64 "A" St., Needham Heights 94. Mass. WADE, William S., Jr. VINCENT CLAY PRODUCTS CO. 7720 22nd Ave., N. W. (O. J. Whittemore) 615-19 State Bank Bldg. . Fort Dodge, low* VINCENT, Edward P.: (RJ Kaiser Aluminum & Chemical Sales, Inc. 3 Gateway Center, Pittsburgh 22, Pa. VINCENT. George L. (WI) 22026 S. Millard Ave. Richton Park, III. (CrroimV Industry 1 VINE. Raymond W. Box 1328, Alfred, N. Y. VINES, Raymond F. (B) International Nickel Co. 67 Wall St.. New York 5, N. Y. VINTHER, E. Heikel Porcelainfabriken Norden Valby Langgade 95 Copenhagen. Denmark VIOLA. Nazzareno, Jr. 52 Beechwood Ave., Watertown. Mass. VISCONTI di MODRONF.. Rimrvlo Soc. Ceramics Richard Ginori 1 via Bigli. Milnn. Italy Seattle 7, Wash. WADSWORTH. Bruce . Box 787, Alfred, N. Y. WAGGONER. Jack H. (GF) 240 Quentin Rd- N- Newark, Ohio (Fiber Glass Div.. Pittsburgh Plate Glass Co.) WAGNER, Bruce F. (W) B. F. Wagner ft Co. 186 N. Vernon Ave- Pasadena 3, Calif WAGNER, Charles D. (M) B. F. Wagner ft Co. 186 N. Vernon Av., Pasadena 3, Calif. WAGNER, Harold C. (R) Shoreham Drive, Box 76G, R. R. 1 St. Joseph. Mich. (Laboratory Equipment Corp.) WAGNER, Harry E- Jr. (B) 6011 Connecticut Ct. Cincinnati 24, Ohio (General Electric Co.) WAGNER. Rio B. (M) 1398 Brice Rd- Reynoldsburg, Ohio (Perma Flex Mold Co.) VITACHROME. INC (R. Pottinger) WAGNER. William D. (S) 421 E. Sixth St. Stillwater Clay Products Co. Los Angeles 14, Calif. Lock Drawer 32, Uhrichsville, Ohio VITOLO. Sylvester A. (RI) WAGSTAFF, Frank E. 62 Old Mill Rd.. Manhasset, N. Y. 1101 Campus Pky- Rm. 621 (Republic Aviation Corp.) Seattle 5, Wash. VITREOUS STEEL PRODUCTS CO. WAHL. Albert J. (M) (Harold C. Wilson) A. J. Wahl, Inc- 8 Central Ave Box 150. Nappanee. Ind. Brocton. N. Y. VITRO MANUFACTURING CO. WAHLGREN, Wald (Joseph J. Swigart) A. B. Gustsvsbergs Fabriker 60 Greenway Dr., Pittsburgh 4. Pa. Gustavsberg, Sweden VODICKA, Albert L. (E) WAINER, Eugene (W) Aetna Porcelain Enameling Co. Horizons, Inc- 2905 E. 79th St. 4701 Augusta Bird., Chicago SI, III. Cleveland 4, Ohio VOGEL, Ralph B. (M) WAIVER. Gedert J. (W) National l.ime ft Stone Co- Carey, Ohio 909 87th St- North Bergen, N. J. VONDRACEK, Jaroslav (X) (B. G. Corp.) 27 Cheshire Dr. WAKEFIELD, Richard E. B. (L) Toronto 18, Ont- Canada Hetherington, Inc. VON TURY. Francis J. (DF) 1420 Delmar Dr., Folcroft, Pa. Lehigh Ave., Perth Amboy, N. J. WAKELY, Wilbur T. (G) (Vontury, Inc.) Sylvania Electric Products, Inc. VOORHIES. John H. (W) 825 Lexington. Warren, Pa. 243 Arrow Hwy- Claremont. Calif. WAKSMAN. David (Pacific Tile ft Porcelain Co.) Box 1374, Allred, N. Y. Roster 119 \VALDAL, J<iatt C. 2425 Second Avc, W. Seattle 99, WK \VALDEN, Albert S. (R) National Carbon Co., ClcTeland, Oblo WALK, Jack (G) 90S N. Eighth St, Millville, N. J. (Kimble Glass Co.) WALKER, Henry E. (G) Harding Glass Co, Sts. B, Box 38 Fort Smith, Atie. WALKER, Herbert M. (W) Walker China Co, Solon Rd. Bedford, Ohio WALKER, John Morgan Crucible Co, Ltd. Battersea Church Rd. London, S. W. 11, England WALKER. Raymond F. (B) National Bureau of Standards Washington 25, D. C WALKER, Stuart D. (G) j| 112 E. Lake St, Slcaneateles, N. Y, (Hevi-Dutjr Electric Co.) WALKER, Warren W. (B) 29 Laurel PI, Uuper Montclair, N. J. (Graphite Metallizing Corp.) WALKUP. D. H. (W) Kilgore Ceramics Corp, Box 1619 Kilgore, Texas WALLA, Max R. (W) 1515 Spring, Little Rock, Ark. WALLACE, Arthur B. (L) 135 N. 19th St, Olean, N. Y. (Hi-Q Div, Aerovox Corp.) WALLACE. Paul F. (Bl) Aluminum Co. of America Alcoa Research Labs, Box 772 New Kensington, Pa. WALSH, Donald E. (G) Consolidated Feldspar Dept, International Minerals ft Chernies] Corp. East Liverpool, Ohio WALSH REFRACTORIES CORP. (A. J. Tomasek) 101 Ferry St St. Louis 7, Mo. } WALTER, Jake J. (I) i 497a Mill St, Worcester, Mass. WALTERS, Emmett L. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio WALTON, Jesse D,, Jr. (E) 2080 Fairway Circle, N. E. Atlanta 19, Ga. (Engineering Experiment Station Georgia Inatitnte of Technology) WALTON, Richard L. (W) Lenox, Inc, Pomona, N. J. WALWORTH, Chester A. (G) Libbey-Owens-Ford Glass Co. Box 4278, Qiarleston 4, W. Vs. ^MV WALWORTH, Claire B. (R) 3903 Barbara Ann Dr. Monroeville, Pa. (Carborundum Co.) WAMBOLD, Jack (B) m Alloy Surfacea Co. 100 S. Justixon St Wilmington 1, Del. WAMPLER. Roy W. (G) Libbey-Owens-Ford Glass Co. Technics] Bldg, 1701 E. Broadway )>dustry Toledo 5, Ohio _rs jttmFans ptFuu ling Fms stems WANG. Chan-huan (L) 2509 N. W. Lovcjoy St Portland 10, Ore. (Tektronix, Inc.) WANG, Franklin F. Y. (B) 4324 N. 27th St, Milwaukee 9, Wise. (A. O. Smith Corp.) VANGELIN. H. P. (E) Universal-Rundle Corp. 3305 W. Forest Home Ave. Milwaukee IS. Wise. r'ARD, George V. (B) McLain Works, Refractories Dlv. H. K. Porter Co, Inc. WeUtvOIe, Ohio 'Sri'ol. 37, No. 10 (1958) WARD. George W. (G) 1049 W. 32nd Avc. Vancouver 9, B. C, Canada (Consultant) WARD, John F. (R) 551 Chester PI, University Heights New Brunswick, N. J. (Rutgers, The State University School of Ceramics) tWARD, K. E. (M) United Clay Mines Corp. 101 Oakland St, Trenton 6, N. J. WARD, Mrs. S. Paul (M) (01 Mission St, Box 345 South Pasadena, Calif. (S. Paul Ward, Inc.) WARD, Thomas J. Box 3, Ogdenaburg, N. Y. WARDE, John M. (RF) Union Carbide Ore Co. 30 E. 42nd St, New York 17, N. Y. WARE, Robert K. (I) 569 Hess Rd, Apt B Columbus 10, Ohio WARFIELD, Robert A. (G) 1644 Kenwick Rd, Columbus 9, Ohio (Federal Glass Co.) WARNER, Arthur J. (L) -Mycalex Corp. of America 20 Passaic Ave, Caldwell, N. J. WARNER, Maurice F. (L) 18 Merritt Dr, Schenectady 6, N. Y. (Sierra Talc 8k Clay Co.) WARRELL, Lincoln A. (R) Aluminum Co. of America . 744 Broad St, Newark 2, N. J. WARREN, George (El) Pfaudler-Pcrmutit, Inc. 1000 West Ave., Rochester 3, N. Y. WARREN, William R. 1236 Wogan Rd, York, Pa. WARSHAW, Stanley I. 228 Foster St, Brighton 35, Mass. WARYGA, Catimcr F. (R) 863 Cohryn Rd, Jenkintown, Pa. ' - (Frank Samuel k Co, Inc.) WASHABAUGH, Grover C, Jr. (M) New Castle Refractories Co. New Castle, Pa. WASHINGTON PORCELAIN CO. (E. R. Miller) Willow St Washington. N. J. WATANABE, Muneo (G) Preston Laboratories, Inc. Box 149, Bntler, Pa. WATERS, Martin R. (WI) 22 Red Rose Way, Levittown, Pa. (Wenexel Tile Co.) WATKINS. George B. (G) Libbey-Owens-Ford Glass Co. 1701 E. Broadway, Toledo 5, Ohio WATKINS, Ray T. (S) U. S. Tariff Commission, Ceramic Div. Eighth k E Sts, N. W. Washington 25, D. C. WATKINS, Lt/jg. Robert V. (GJI) VW-15, NAS, Patuxent River, Md. (U. S. Navy) WATKINS, William E. (SI) 13112 E. Seventh Ave. Spokane 66, Wash. (Gladding, McBean ft Co.) WATKINS, W. J. (M) Kentucky Clay Mining Co. Mayfield. Ky. WATSON, George F. (R) American Brake Shoe Co. Metallurgical Lab, Mahwah, N. J. WATT. Loren (W) Watt Pottery Co. Crooksvitle, Ohio WATT POTTERY CO. (Loren Watt) Crooksville, Ohio WATTS, Arthur S. (Honorary, WFI) Lord Hall, Ohio State University Columbus 10, Ohio WATTS, Richard L. (I) 172 16th Ave., Columbus, Ohio WAUFLE, Harold E. Ityi Greenwood St, Caniateo, N. Y. WAUGH, J. Stanley Mass. Inst, of Tech, Bldg. 20 Rm. 20-C-001, Cambridge 39, Mas*. WAXLER. Roy M. (G) National Bureau of Standards Conn. Ave. ft Van Ness St, N. W. Washington 25, D. C. WEATON, Ralph L. (G) St. Joseph Lead Co. Zinc Smelting Div, Mouses, Pa. WEAVER, Don S. (RJ) Weaver Material Service First National Bank Bldg. Jamestown, N. Y. WEAVER, Harold L. (G) 303 Chestnut St, Port Allegany, Pa. (Pittsburgh Corning Corp.) WEAVER. Leonard W. (E) Bird ft Son, Inc. East Walpole, Mas*. WEAVER, R. A. (EF) Ferro Corp, 4150 E. S6th St Cleveland 5, Ohio WEBB, Wells A. (E) Hexcel Products, Inc. 2741 Ninth St., Berkeley 10, Calif. WEBBER. H. M. (L) 226 Darwin Dr, Buffalo 26, N. Y. (Harper Electric Furnace Corp.) WEBBER. John J. (R) 1210 Elco Dr, Maumee, Ohio (Harbison-Waiker Refractories Co.) WEBER, Arthur W. (G) Coming Glass Works Coming, N. Y. WEBER, Berthold C. (B) -3833 Saranac Dr, Dayton 29, Ohio (Wright Air Development Center) WEBER', Charles H. (S) ' 3731 Bon Homme Way Concord, Calif. (Port Costa Brick Works) WEBER, Don A. (M) Dcister Concentrator Co. 901 Glasgow Avc, Fort Wayne, Iod WEBER. Neill (G) Mellon Institute 4400 Fifth Ave, Pittsburgh 13, Pa. WEBER, Thomas W. (L) 1046 Clinton Ave, Irvington, N. J. (Synthetic Mica Corp.) WEBSTER, Charles E. (RI) 311 E. Beaver St, Zelienople, Pa. (Lava-Crucible-Refraetorie* Co.) WEBSTER. David (S) Polycbemicals Div. West Virginia Pulp ft Paper Co. Box 382, Charleston, S. C. WEEDY. Robert C. (R) Hsrbison-Walker Refractories Cc. Box 957 Windham, Ohio WEHTJE. Ernst J. 2. Hans Michelsensgatan Mslmo 1, Sweden (Sksnslu Cementaktieholaget) WEHTJE. Karl Frcdrik A/B Rorstrsnds PorsHnsfabriker Lidkoping, Sweden WE1DEL. Robert A. <G) 497 Apple Orchard Lane Webster. N. Y. (Banach ft Lomb Optical Co.) WEIDENBAUM. Sherman S. (G) 59 W. Second St, Corning, N. Y. (Coming Glass Works) WE1DLICH. Gilbert (M) 640 E. Jefferson, Kirkwood, Mo. (Western Machinery ft Engine Co.) WEI DMAN, V. Wesley (R) 201 Duncan Ave, Wilmington 3, Del. (E. I. du Pont de Nemours ft Co, Inc.) WEIGEL, Robert C (R) 2 Melody Lane, Mexico, Mo. (Mexico Refractories Co.) WEINTRITT. Donald J. (M) Baroid Div, National Lead Co. Box 1675, Houston 1, Texas WEIS, Joseph H. (LI) 608 Demong Dr, Syracuse 3, N. Y. (General Electric Co.) Roster 121 WEIS, Valentine E. (W) Stetson China Co., Lincoln, III. WE1SE, Robert L. (G) 307 Ohio St., Somerset, Ky. t General Electric Co.) WE1SENSEEL, Charles W. (WJ) Jackson Tile Ul|. Co. Box 2006, Jackson, Mias. , WEISS, David -| University of California Dept, of Engineering, Engr. 3011 . Los Angeles 24, Calif. WEISS, E. Joseph (Bl) Dept, of Ceramic Engineering ' University of Texas, Austin, Texas WEISS, Gerhart (R) American Thermocatalytic Corp. 200 E. Second St. Mineola, L. I, N. Y. WEISS. W. Russell (R) Wellsville, Mo. (Wellsville Fire Brick Co.) WE1SZ, Robert S. (B) Telemeter Magnetics, Inc. 2245 Pontius Ave. Los Angeles 64, Calif. WELCH, A. Philip (BI) 7018 Glade Ave., Canoga Park, Calif. (Atomics International) WELCH, James S. American Ceramic Society 4055 N. High St., Columbus 14, Ohio WELCH. John C, Jr. (B) 110 Escalona Ct., Santa Cruz, Calif. (A. P. DeSanno I Son) WELCH. Richard L. (R) Dominion Firebrick ft Clay Products (1954) Ltd. Claybank, Sask, Canada WELLER. Barton L. (L) Vitramon, Inc. Box 544, Bridgeport 1, Conn. WELLER, Harvey C. (G) Surface Combustion Corp. 2375 Dorr St., Toledo 1, Ohio WELLING, Charles E. (R) Ford Motor Co., Scientific Lab. Engr. Staff, Box 2053 Dearborn, Mich. WELLS. A. A. (WF) -Homer Lattgblin China Co. Newell, W. Va. WELLS. Ames H. (S) Richland Shale Products Co. Box 4126. Columbia, S. C WELLS, J. M. (W) Homer Laughlin China Co. Newell. W. Va. WELLS, Ralph G. (B) University of Michigan Engineering Research Institute E. Engineering Bldg., Rm. 4211 Ann Arbor, Mich. WELLS. Robert M. (W) Homer Laughlin China Co. Newell, W. Va. WELSH, John J.. Jr. (G) Mississippi Glass Co. 88 Angelica St., St. Louis 7, Mo. WELSHANS. L. T. (R) Diamond Alkali Co., Cement-Coke Div. 300 Union Commerce Bldg. Cleveland 14, Ohio WELTE, Ralph J. (S) Summit Pressed Brick & Tile Co. Box 533, Pueblo, Colo. WELTERLEN. James D. (LI) 4630 Zane St, Los Angeles 32, Calif. (Gladding, McBean ft Co.) WENCZEL, C (W) Wencxel Tile Co, Box 908 Trenton, N. J. WENCZEL TILE CO. (C. Wencxel) B"x 908. Trenton. N. J. WENDT, Nelson E. (M) American Potash ft Chemical Corp. 595 Foch Bird, Williston Parle, N. Y. WENGER, James A. L. Messrs. Wengers Ltd, Etruria Stoke-on-Trent, Stafford. England WENN1NG, W. F. (E) Ceramic Color ft Chemical Mfg. Co. Box 297, New Brighton, Pa. WENTZ. B. B. (S) Belden Brick Co. 700 W. Tuscarawas St, Canton 1, Ohio WERKEMA, Thomas E. (S) Dour Chemical Co, Midland, Mich. WERNER, Alan 159 Watauga Ave, Corning, N. Y. (Corning Glass Works) WEST, Frank Haslemere Grcenlane Buxton, Derby, England (Derbyshire Silica Fire Brick Co.) WEST, Howard F. (R) Illinois Clay Products Co. 68 N. Chicago St, Joliet, 111. WEST, Richard R. (Bl) Box 493, Alfred, N. Y. (State University of New York) College of Ceramics, at Alfred Univ.) WESTBROOK, J. H. (B) General Electric Co, Rm. 3C20 Research Laboratory, The Knolls Schenectady, N. Y. WESTERN BRICK CO. (I. R. Cline) Danville, 111. WESTERN CLAY MFG. CO. fA. C Bray, Jr.) Box 176, Helena, Mont. WESTERN ELECTRIC CO, INC. (J. W. Scott-7650) Hawthorne Sta, Chicago 23, 11L WESTERN ELECTRIC CO, INC. (W. J. Scott) 2500 Broening Hwy. Baltimore 24, Md. WESTERN FELDSPAR MILLING CO. (V. E. Magnuson) Box 671 Salida, Colo. WESTINGHOUSE ELECTRIC CORP. (John D. Harnish, Jr.) Derry, Pa. WESTLAKE. C Rogers (LI) 1961 Christmas Run Blvd. Wooster, Ohio (Diamonitc Products Mfg. Co.) WESTMAN, A. E. R. (GF) Ontario Research Foundation 43 Queen'a Park Toronto 5, Ont, Canada WESTMONT. O. B. (R) Johns-Manville Products Corp. Lompoc, Calif. WESTON, Ralph H. (SI) Arketex Ceramic Corp, Brazil, Ind. WEST-ORAM, Francis G. 11 Walnut Lane, Hartford Northwicb, Cheshire, England (Imperial Chemical Industries Ltd.) WEST VIRGINIA BRICK CO. (Claude F. Wiseman) Box 1071 Charleston 24, W. Va. WEXLER, Aaron (B) Westinghouse Research Labs. Beulah Rd, Pittsburgh 35, Pa. WEYL. Woldemar A. (GF) Div. of Mineral Technology Pennsylvania State University University Park. Pa. WHALEN, Thomas J. (B) 7678 Harding, Dearborn, Mich. (Ford Motor Co.) WHEELER, D. D. (W) Si Maple Ave., Madison, N. J. (Titanium Alloy Mfg. Div. National Lead Co.) WHEELER. Marvin Q. (G) Coca-Cola Co., Engineering Dept. Drawer 1734, Atlanta 1, Ga. WHEELER. William H. (BI) 1721-A Aberdeen Rd. Baltimore 4, Md. (Martin Co.) WHEELING STEEL CORP. (Ernest B. Snyder) Steubenville South Plant Steubenville, Ohio WHELAN. Paul T. (L) 88 Adam St, Tonawanda, N. Y. (Carborundum Co.) WHERRY. Allen P. (RI.) 9652 Oakdale Rd, Parma 29, Ohio (Hunter-Tbomas Assoc.) WHITACRE, D. D. (R) i Whitaere-Greer Fireproofing Co. j Waynesburg, Ohio WHITACRE-GREER FIREPROOFING CO. (D. D. Wbitaere) Waynesburg, Ohio WHITACRE, Maxwell L. (M) Carborundum Co, Buffalo Ave. Niagara Falls, N. Y. WHITAKER, Fred A. (WI) 451 Oak Ridge Rd, Clark, N. J. (General Ceramics Corp.) WHITAKER, H. Rustless iron Co. Ltd, Lawkholme La. Keighley, Yorks, England WHITAKER, L. R. (SKI) Carolina Ceramics, Inc, R. R. 3 Columbia, S. C. WHITE, David E. 1009 W. California, Urbana, I1L WHITE, Frank L. (G) 12147 Manor, Detroit 4, Mich. (Ford Motor Co.) WHITE, George D. (B) 117 Malvern Rd, Oak Ridge, Term. (Union Carbide Nneiear Co.) WHITE, Harold E. (RF1) 197 Beech Rd, Butler, Pa. (Lava Crucible-Refractories Co.) WHITE. Jack L. (B) General Atomic Div* Box 608 San Diego 12, Calif. WHITE, J. F. (B) 2016 Anowood Dr, Cincinnati 31, Ohio (General Electric Co.) WHITE, John M. (L) Sperry Electronic Tube Div. Gainesville. Fla. WHITE, Jonathan S. (W) 1302 Singer PI. WiOdnsburg, Pittsburgh 21, Pa. (Carborundum Co.) WHITE, O Mara (G) 642 Fairmont Ave., Westfield. N. J. (Carborundum Co.) WHITEHEAD. Letand E. Box 6122, Virginia Tech. Sta. Blacksburg, Va. WH1TESELL, Lrle E. (R) Wellsville. Mn. (Wellsville Fire Brick Co.) WHITFIELD. Robert E. (R) Chas. Taylor Sons Co, Box 58 Annex Station. Cincinnati 14, Ohio WH1TFORD, Robert F. (R) North American Refractories Co. 1012 National City E. Sixth Bldg. Cleveland 14. Ohio WH1TFORD. William G. (DF) Box 38. Olympia Fields. 111. (University of Chirasy>) WHITING. Harvey W. Box 202, Lacona. N. Y. WHITLEY. Jack O. (W) 2491 Princeton Ave. San Angelo. Texas (Monarch Tile Mfg, Inc.) WHITNEY. Earl J. (GJ) Corning Glass Works, Charleroi, Pa. WHITNEY. Eugene H. (R) Gladding, McBean ft Co, Mica, Wash. WHITNEY. John B. (E) 10S6 Kevin Rd, Wichita 14, Kans. (General Electric Co.) WHITSON. Ralph E. (W) Aluminum Co. of America Box 300, Bauxite. Ark. WHITSON, Richard E, Jr. (R) 707 N. Broad St, Apt. GL Elizabeth, N. J. (Georgia Kaolin Co.) WHITTAKER. Clyde M. (W) Box 960, New Castle. Pa. (Universal-Bundle Corp.) Roster 123 WHITTAKER. G. Ward (W) WILLIAMS, Clyde (RF) WILSON, Robert F. (G) Union Meeting Rd, Gen. DcL SO W. Gay St, Suite 470 Durekool, Inc. Siocbdl. Montgoiac/y County, Pa. Columbus 15, Ohio 1010 N. Mein St, Elkhart, Ind. (Universal-Rundle Corp.) (Clyde Williams ft Co.) WILSON. Roger E. (R) WHITTEMORE. J. W. (SFI) WILLIAMS. George F. (G) 101 Collinwood Blvd, Fremont, Ohio Virginia Polytechnic Institute Owens-Illinois, Technical Center (Basic, Inc.) Blacksburg, Virginia 1700 N. Westwood Ave, Toledo 1. Ohio WINBURN. H. L. (S) WHITTEMORE, O. J. (S) WILLIAMS, Harry M. (WI) Box 1369, Little Rock, Ark. Vincent Clay Products Co. Insulator Dept., General Electric Co. (Winburo Tile Mfg. Co.) 15*19 State Bank Bldg. Box 57, Baltimore 3, Md. WIKCHELL, Richard (R) Fort Dodge, Iowa WILLIAMS, James L. (R) Westinghouse Electric Corp. WHITTEMORE, O. J, J. (RI) A. P. Green Fire Brick Co. Ltd. Atomic Power Dept, Box 355 Norton Co.. Worcester 6, Mass. 656 Evans Ave. Pittsburgh 30, Pa. WHITTEMORE, Russell G. (G) Vancouver 4, B. G, Canada WINEMILLER. William F. (R) Pittsburgh Plate Glass Co. WILLIAMS, James O. 11 Ardmore Road, Worcester 9, Mass. One Gateway Center, Pittsburgh 22, Pa. R. R. 1, Carthage, Mo. (Norton Co.) WIBERG, Orjan WILLIAMS. John A. (W) W1XSH1P. Lee G (GI) ; f- AB Svenslca Metallverken Vasteraa, Sweden Box 250, Trenton 2, N. J. (Mitchell-Biseell Co.) Sylvanis Electric Produets, Inc. Emporium, Pa. WICKE, Warner C (L) WILLIAMS, John C. (B) WINSLOW. N. M. (B) General Electric Co., Cart 4 7 Mt. Vernon Way, Whippany, N. J. Box 2607, Cleveland 7, Ohio One River Rd., Schenectady, N. Y. (BcH Telephone Labs.) (Consultant) WICKS, John S. (B) WILLIAMS, Josephine L (B) WINTER. Aniuta Hubbard & Co., Box 61, Lyons, 111. Cedar Lane Farm Institut d'optique Tbeorique WIEGAND. Frank R. (WJ) R. R. 1, Foster, Ohio et Appliquee, 3, Bid Pasteur 71 Stanford Rd., Haddonfield, N. J. (Cincinnati Milling Machine Co.) Paris (IS*) France (Universal-Rundle Corp.) WILLIAMS, Lawrence (G) WINTER, Edward (D) WIENS, Bradley E. (G) Box 652, San Antonio 6, Texas 11020 Magnolia Dr. Owens-Illinois (Artist In Glass) Cleveland 6, Ohio 1700 N. Westwood Are. WILLIAMS, Leroy L, Jr. (El) (Enamelist) Toledo 7, Ohio 3006 Adams Ave., Evansville, Ind. WINTER, Gary E. (SJ) WIGGINS, Robert R. (Whirlpool Corp.) 205 S. Grant, Denver, Colo. 802 Byford Blvd, Endwell, N. Y. WILLIAMS, Robert B. (L) (Denver Terra Cotta Co.) WIKER, Richard M. (G) 315 Dawn St, Signal Mountain, Term. WIRTH, David G, Jr. 206 Rand Ave, Painted Post, N. Y. (American Lava Corp.) 1108 Clara Ave, Joliet, 111. 3: r. (Corning Glass Works) WILANSKY. Harold (G) WILLIAMS, Robert M. (RI) 5809 Royal Oak Ave., Baltimore, Md. WISCONSIN PORCELAIN CO. (L. A. Stohl) 120,Lincoln St 69 Meadow Brook, Corning, N. Y. (General Refractories Co.) Sun Prairie, Wisa. (Corning Glass Works) WILLIAMS, Walter E. (WI) WISE, Douglaa WILBANKS, William H. (L) New Castle Refractories Co. 5 Irving St, Alden, N. Y. Tektronix, Inc., Box 831 New Castle, Pa. WISE, L. G. (B) Portland 7, Ore. WILLIAMS, Willis W. (R) E. I. du Pont de Nemours ft Co. WILCOX. David L. Aluminum Co. of America Central Research Dept University of Illinois Box 300, Bauxite, Ark. Experimental Station 204 Ceramics Bldg., Urbans, 111. , WILLIARD, William F. (M) Wilmington, Del. WILCOX, Hetman G. (R) Denison Engineering Div. WISEMAN, Claude F. (S) 800 Ross Ave., Pittsburgh 21, Pa. American Brake Shoe Co. West Virginia Brick Co. (Harbison-Walker Refractories Co.) 1160 Dublin Rd, Columbus 16, Ohio Box 1071, Charleston, W. Va. WILCOX, James W. (S) WILLIS. James B. (EF) WISHART. A. W. (G) Alliance Clay Product Co. 309 Timonium Rd, Timoniura, Md. Knox Glass, Inc. Alliance, Ohio (Pemco Corp.) Knox, Clarion Co, Pa. WILCOX. Paul D. WILLIS. James L, (R) WISHOSKI. I. Stanley (R) 59 S. Grant St., Midvale, Utah Kaiser Aluminum ft Industrial Heating WILD, Rudolf F. (W) Chemical Sales, Inc. 1400 Union Trust Bldg. American Feldmuchle Corp. 3 Gmtewsy Center, Pittsburgh 22, Pa. Pittsburgh 19, Pa. 11 W. 42nd St.. New York 36. N. Y. WILLMORE, Tracy A. (R) WISS. J. E. (MFI) WILDER, David R. (BI) University of Illinois 1339 Lincoln Rd, Columbus 12, Ohio 1212 S. Third St., Ames, Iowa 204 Ceramics Bldg, Urbans, IU. (Consultant) (Iowa State College) WILLS. Robert E. (R) WITMER. Frank (G) WILDERMAN, Clifford R., Jr. Box 220, Coal City, Illinois 612 W. Main St, Woodville, Ohio 911 S. Fourth St., Champaign, I1L (Illinois Clay Products) (Ohio Lime Co.) WILKE, William P, in (M) WILSON. Bonum S,, Jr. (RJ) WITSCHEY. Ray A. (R) Hammond Lead Products, Inc. 100SH "D" Ave, Lawton, Okla. A. P. Green Fire Brick Co. 5231 Hohman Ave., Box 912 (Carborundum Co.) Mexico, Mo. Hammond, Ind. WILSON, Calvin S. (G) WITTE, Kurt WILKES, Gordon B. (RF) Libbey Glass Div, Owens-IUinios Tholauerstr. 30 Boa 426, East Orleans. Mast. Ash St. ft Wheeling RE. Marktredwiu/Oberfranken. Germany WILKINS, bn Hugh (W) Toledo 1, Ohio (Kera-Snd Schw-arzenbach) 325 Old Quarry Rd. WILSON, Chsrles L. (S) WITTER, Raymond B. (1) Kingston, Out., Canada 217 N. Meridian St, Brazil, Ind. Edificio Galipan, A-S-C, Av. Miranda (Frontenac Floor ft Wall Tile, Ltd.) (American Vitrified Products Co.) El Rosal, Caracas, Venezuela WILKINS. William W. (M) WILSON. Glenn I. (Fabrics de Productos Cermmieos) 1454 Hagey Dr., Barberton, Ohio 1096 N. Perry, Apt A W1TUCKI, Robert M. (G) (Ferro Corp.) Columbus 1, Ohio Aerophysics Development Corp. WILLEMS, H. W. V. (G) WILSON, Harold C. (El) Box 689, Santa Barbara, Calii. 1513 Pacific Ave. Vitreous Steel Products Co. WITZEMANN. A. W. (W) Natrons Heights, Pa. Box ISO, Nappanee, Ind. Eljer Co. (Pittsburgh Plate Glass Co.) WILSON. Homer W. (S) Div. Murray Corp. of America WILLENBROCK. Allen W. (W) Delaware Clay Co. Ford City, Pa. Stangl Pottery Co. Box 352, Delaware, Ohio WOHLFORT, Sam W. (G) Box 2080, Trenton 7, N. J. WILSON, Hugh H,, Jr. (BI) Libbcy-Owens-Ford Glass Co. WILLIAMS. Alan B. (RI) Clanton College, Olio Hall 1701 E. Broadway Ave. 105 McCarthy Dr, Augusta, Ga. Clemton, S. C. Toledo 5, Ohio . (Babcock ft Wilcox Co.) WILSON, Maurice S. (R) WOLD, T. (W) WILLIAMS. Arthur E. (G) 14 Reynolds Dr, Wallingford, Conn. Smith ft Stone, Ltd. 1214 Eighth St, MoundsvBle, W. Va. (American Refractories ft Georgetown, Out, Canada (Fostoria Glass Co.) Crucible Corp.) WOLF, William F. (G) WILLIAMS, Chsrles N. (I) WILSON. Robert C (WI) R. R. 2, Crest Vue Rd. 9235 34th Ave., S. W. 1079 Afton Rd, Columbus 21, Ohio Washington, Pa. Seattle 6, Wash. (Ohio State University) (B. F. DraVenfeld ft Co.) Vol. 37. No. 10 (1958) Roster 125 ZAPFE, Richard C. (W) 162 PenfieM St, Pomona, Calif. (Pomona Tile llf(. Co.) ZAVIS, Lewis (WI) 11012 S. Chaser*. Inglewood, Calif. (H. F. Coon Co, lac.) ZEHRLAUT, Herbert A. R. (R) Calcium Alnminate Cement Corp. 104 E. 40th St.. Hew York 16. N. Y. ZEILLER, Irwin F. (U) ISO Mason Dr. Manhasaet, Long Island. H. Y. (B. F. Drakenfeld A Co, Inc.) ZELLER CORP. (R. E Costello) Fort Wayne Rd, Defiance, Ohio ZERFOSS, Samuel (BF) Mineral Pioducta Die. National Bureaa of Standards Washington 25. D. C. ZICKEFOOSE, Ellis J. (R) Griffin Wheel Co. 445 N. Sacramento Bird. Chicago 12, HL ZIEGFELD, Robert L. (M) Lead Industries Assn. 60 E 42nd Sc, New York 17, N. Y. ZIEGLE. Glenn D. 230 S. 160th, Seattle S3. Wash. ZIMAR. Frank (G) Corning Glass Works Main Lab, Coming, N. Y. ZIMMER, David C. (WFI) 513 Ht-'dir.g Rd, Zanesville, Ohio . (Nelson McCoy Pottery Co.) ZIMMERMAN, Joe A. 10813 Pearson St, Kensington, Md ZIMMERMAN, Philip D. 611 W. Fayette Ave, Effingham, 111. ZIMMERMAN. William F. (B) 3836 McNiehotas St. Cincinnati 36, Ohio (General Electric Co.) Gas Turbine Div.) ZINK, George H. (El) A. O. Smith Corp. 3533 N. 27th, Milwaukee 16, Wise. ZINK. Harold F. (G) Owens-Illinois, 1700 N. Westwood Ave. Toledo 1, Ohio ZLOTNICK, Herbert (LI) Mucon Corp. 9 St. Francis St, Newark 5, N. J. ZLUPKO, John E (L) 6227 Walker St, Philadelphia, Pa. (General Electric Co.) ZNE1MER, Joel E (BI) 171 Grove Ave., Verona, N. J. (Raytheon Mfg. Co.) ZORZI, Eugene E (M) 1225 Tenth Ave., Irwin, Pa. (C. Tennant Sons A Co.) ZUDNAK, Stephen J. (W) Box 1599, Trenton, N. J. (General Porcelain Co.) ZUMWALT, Donald A. (L) 10519 S. Kibbee, Whittier, Calif. (Telemeter Magnetics, Inc.) ZUNICK, Michael J. (L) 2740 S. 111th St. West Allis 19, Wise. (General Electric Co.) ZVANUT, Albert J. (M) Stoody Co, Box 901, Whittier, Calif. ZVANUT. Frank J. (MI) 14533 Bayes Ave, Lakewood, Ohio (Godfrey L. Cabot, Inc.) ZWERMANN. Carl H. (BF) 806 W. Main St, Robinson, IQ. ZWETSCH, Artur Villeroy A Boch Mettlach/Saar. Germany ARGYLE, John F. Pennsylvania State University College of Mineral Industries Box 12, University Park, Pa. BARDSLEY. James J. (R) North American Refractories Co. Farber, Mo. BROWN, Kenneth L. (B) Lincoln Electric Co. 22801 St- Clair Ave. Cleveland 17, Ohio Addenda CRAMER, Deane G. 7 Lakeside Tr, Urban*, IU. GIRARD, Edward H, 111 Box 4842, Georgia Tech. Station Atlanta 13, Ga. HAMME, John V. 2904 Claremont Rd, Raleigh. N. C. HUNTER, Orville, Jr. Missouri School of Mines Ceramic Engineering Dept., Roll*. Mo. MOKETA, Fausto Via Mambretti 9, Milano, Italy (Ditta Giuseppe Moneta) MORGAN, George L. 606 W. Ohio, Urbana, 111. SEGER, William A. (G) Buck Glass Co, Inc. 841 E. Fort Ave, Baltimore 30, Md. VOL. 87, No. 10 (1958) Rostbr 129