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FILE NAME Grumman GRU DATE 1959 DOC GRU005 DOCUMENT DESCRIPTION Membership Roster - American Ceramic Society with Cover Letter ine American .: - Ceramic Society . .. February 15 1993 hereby certify that the attached copies of American Ceramic Society Bulletin Volume 38 1959 are true and accurate copies which are maintained in the normal course of business at the American Ceramic Society 735 Ceramic Place Westerville Ohio 43081 Christine Schnitzer : Product Manager Ceramic Information Center MYSETntea 735 Ceramic Place Westerville Ohio 614 890 4700 7101109409 WX | Fa : te 43081-8720 PLAINTIFF'S EXHIBIT eramic SOCIETY Membership Roster ~ The American Ceramic Society This Roster is published only for the convenience of members of The American Ceramic Society Its use as a mailing list in violation of federal copyright Listings are in alphabetical order Engineers showing A separate Roster for the National Institute of Ceramic Engineers showing grades of membership is on pages 645 to 647 of this issue New members received too late to be included are listed in the Addenda on page 613 These listings give the member's preferred mailing address Where this is not his business address his company connection is shown in parentheses Divisions and other Society affiliations are indicated in parentheses following each name in accordance with the code given below The absence of any such designation indicates that the member is from outside the United States or a student member neither of which has Division affiliation Basic Science Division Design Division Enamel Division Glass Division Electronics Division Materials and Equipment Division Refractories Division ~ Structural Clay Products Division White Wares Division No Division affiliation Fellow of The American Ceramic Society Junior Member National Institute of Ceramic Engineers A ADAMS P. Bruce G AKAM J. W. S Corning Glass Works Natco Clay Products Ltd. ABBEY R. G. G Research and Development Aldershot Ont Canada General Refractories Co. 1520 Locust St. Philadelphia 2 Pa Corning N. Y. ADAMS Robert B. AKKERON Ludwig F. B Meyercord Co. 5339 W. Lake St. ABBOTT Gordon H. 81 Sunnyside Ave. Lakefield 1711 Bancroft Way Berkeley 3 Calif Chicago 44 Ill AKRON PORCELAIN CO Benoni TVL South Africa ADAMS Roland H. F. W. Butler Akron 14 Ohio Ferro Enamels Pty Ltd. Acme Brick Co. Box 708 ALBERS Ronald R. ABBOTT Russell W. G Denton Texas Iowa State University Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio ABE Tosio 1001 ikegami Ota ADAMS S. L. G Joseph E. Seagram & Sons Inc. Seventh St. Rd Louisville 1 Ky ADAMSTON FLAT GLASS DIV 2402 Friley Hall Ames Iowa SCHOENBERG Ernst LF 13 Redfield Village Metuchen N. J. Tokyo Japan ROLLAND GLASS CO General Ceramics Corp. Tokyo Shibaura Electric Co. Ltd. Box 631 Clarksburg W. Va ALBERT Joseph W ABERNETHY Lonnie L. R ADCOCK Albert S. WI 1868 Windemere Dr. N. E. Box 1079 Dallas 21 Texas American Atlanta Ga pepe egcien Texas Instruments Inc. BINGDON POTTERIES INC J. M. Lewis 801 N. Main St. 40 W. 40th St. New York 18 N. Y. ADCOCK Lawrence W. Jr. LI 1547 Empire Rd Wickliffe Ohio Lockheed Aircraft Corp. ALBERTALLI Stephen L. G 244 Princeton Ave. Corning N. Y. Abingdon Ill Clevite Corp. Corning Glass Works tee a ABRAMS Edwin F. R 15824 Los Alamos St. U. S. Flare Div very ADDERLEY James R. ALBON Derek R 42 Church St. Brierley Hill S. Stafford England Harbison Ltd. ghrp Box 160 Abbotsford B. C. Canada Atlantic Research Corp. E. J. & J. Pearson Ltd. ALBRECHT Ernst ABRAMSON Isaac ADERHOLD George H. W Ring Strasse 15 22b Grenzh Av Atlantica 2856 Apto 403 Saxonburg Ceramics Box 100 Koblenz Germany Rio de Janeiro Brazil Saxonburg Pa ALCOCK Ronald H. Klabin Irmaos & Cia ADLER Arthur R Ferrum Espana 402-600 Avellaneda ABRILLE A. Villa 69-49 Utopia Pky Flushing 65 N. Y. Buenos Aires Argentina San Miguel Brewery Inc. 1112 Aviles Micronized Metals Inc. . Ferrum S. A. de Ceramica y Manila Philippines AERONCA MANUFACTURING CORP Metalurgia ACCOUNTIUS Oliver E. R 622 W. Alegria Ave. Sierra Madre Calif General Corp. ACHAUER L. C. S Natco Corp. East Canton Ohio ACKER Gerald M. 13 Nelshore Dr. Monticello N. Y. ACME BRICK CO George Puls Box 425 Fort Worth Texas AC SPARK PLUG DIV GENERAL MOTORS CORP Karl Schwartzwalder Joseph Bayer 1712 Germantown Rd Middletown Ohio AFFLERBACH Harry E R.R. 4 Frankfort Ind Richardson Inc. AFRANGE Omar D. C. Wheaton do Brasil S. A. C. Postal 1461 Sao Paulo Brazil A. G. DER GERRESHEIMER GLASHUTTENWERKE L. Breuer Gerresheim Germany AGRON Albert M. E ALDEN Charles E. G 3427 Heather Downs Blvd. Toledo 14 Ohio Illinois ALELUIA Joao C. F. : Av Dr. Lourenco Peixinho 98-2 E. Aveiro Portugal Fabricas Aleluia ALENIUS Carl Axel I Sandviksgatan 2 F 24 Helsingfors Finland . Pargas Kalkbergs Aktiebolag ALESHIN Eugene BJ Flint 2 Mich Permutit Inc. Carborundum Co. Branch ADAMS CLAY PRODUCTS CO Taylor St. Elyria Ohio Basic Research Branch James A. Cunningham Box 32 Martinsville Ind ADAMS Edward M. S Murray Tile Co. Inc. AGUILAR L. M. E Ferro Enamel de Mexico S. A. Calle Oriente 171 No. 450 Mexico 14 D. F. Mexico Niagara Falls Y. ALEXANDER A. E. W A. E. Alexander Research 630 Fifth Ave. Rm 626 Co. Inc. Cloverport Ky AGUIRRE Gustavo New York 20 N. Y. ADAMS Frederick W. G : 269 S. Prospect Ave. Pedro Bustamente 1870 Montevideo Uruguay ALEXANDER John B. M : Southwestern Portland Cement Co. Clarendon Hills Ill A. P. Comaco 1034 Wilshire Blvd. Continental Can Co. Inc. . Refractarios S. A. Los Angeles 17 Calif Milton G AHEARN V. P. M ALEXANDER John M. MI W. Streicher St. Toledo 8 Ohio National Industrial Sand Assn Dressler Corp. Libbey i 3 Glass Co. Munsey Bldg Washington 4 D. C. Box 1888 Pittsburgh 30 Pa 'Copyright 1959 by The American Ceramic Society VOL 38 No. 10 1959 511 ~ ALFORD W. Jerry 368 Prentiss Lane University Heights New Brunswick N. J. Rutgers The State University ALGEMENE VERENIGING VOOR De NEDERLANDSE 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 Illinois Urbana Ill ALLEN Gerald L. B R. R. 1 Box 37 Del Mar Calif General Atomic ALLEN Ralph D. W 892 Danwood Rd Mansfield Ohio Humphryes Div _ Warner Corp. ALLEN Richard L. RI 2727 Kipling St. Palo Alto Calif Foxbow Co. ALLEN Robert D. B 2421 S. Mayflower Ave. Monrovia Calif General Corp. ALLEN Robert G. L Robert G. Allen Co. Box 110 Mechanicville N. Y. ALLEN Walter C. B Austenal Co. Div Howe Sound Co. Box 625 Dover N. J. ALLEN Warren W. Jr. S Hydraulic Press Brick Co. Box 7786 Cleveland 31 Ohio ALLIANCE WARE LTD N. G. Hodgson Box 550 Vancouver B. C. Canada ALLIEGRO Richard A. R Norton Co. Worcester Mass ALLIS Deo G. Jr. R 2947 Elsie Ave. Toledo 13 Ohio Libbey Glass Co. ALLISON Adrian G. RF 218 E. 49th St. Hialeah Fla ALLMAN Orin H. G Kimble Glass Co. Illinois Technical Center 1700 N. Westwood Ave. Toledo 1 Ohio ALLMON Gerald W. SJ 1305 Webb St. Henderson Texas Henderson Clay Products ALPER Allen M. B Corning Glass Works Corning N. Y. ALT Leslie R. SFI Kraftile Co. Box 907 Niles Calif ALTMANN Berton G. B Kaiser Aluminum & Chemical Corp. 1600 S. Main St. Milpitas Calif ALTON BRICK CO Morris P. Hall Box 25 Maryland Heights Mo. ALTSCHULER Otto W 271 Hawthorne Ave. Langhorne 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 Suffield Ct Skokie Ill AMERICAN ENCAUSTIC TILING CO INC John A. Slyh 1000 N. Cannon Ave. Lansdale Pa AMERICAN FELDMUEHLE CORP Rudolf F. Wild 11 W. 42nd St. New York 36 N. Y. AMERICAN GAS ASSOCIATION : C. G. Segeler 420 Lexington Ave. New 17 York N. Y. AMERICAN AMERICAN LAVA CORP ) R A. McGinnis Cherokee Blvd. & Mfgrs Rd Chattanooga 5 Tenn 512 AMERICAN NEPHELINE LTD H. R. Deeth 25 King St. W. Rm 3110 Toronto 1 Ont Canada AMERICAN OPTICAL CO A. H. Bennett Research Center Southbridge AMERICAN PORCELAIN Mass ENAMEL CO Robert 1285 E. Keating Ave. Muskegon 36 Mich AMERICAN POTASH & Long Sr. CHEMICAL CORP R. M. Curts 99 Park Ave. New York N. Y. AMERICAN RADIATOR & STANDARD SANITARY CORP James S. Goodman 834 E. Broadway Louisville 4 Ky AMERICAN GOBAIN CORP Harold W. McIntosh 2000 Farmers Bank Bldg Pittsburgh 22 Pa AMERICAN SMELTING & REFINING CO S. J. Dickinson South Plainfield N. J. AMES R. N. RI 10718 S. Morgan St. Chicago 43 Ill U. S. Steel Corp. AMIN R. B. : Alembic Glass Industries Ltd. Baroda 3 India AMIN R. B. University of Illinois Dept. of Ceramic Engineering Urbana Ill 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 ANDERSON David O. 2834 Shady Ave. Pittsburgh 17 Pa ANDERSON Harlan U. 2720 Elmwood Ave. Berkeley 5 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 Mfg Co. ANDERSON Kay F. 2527 Ridge Rd Berkeley 9 Calif ~- ANDERSON Orson L. G Bell Telephone Labs 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 Dover Ohio 545 ANDERSON Richard C. University of Illinois Ceramics Dept. Urbana Ill ANDERSON Robert R. R Box 338 Sutter Creek Calif Gladding McBean & Co. ANDERSON Rupert C. W 630 Whistler Dr. Rochester Pa Mayer China Co. ANDERSON Scott G Anderson Physical Laboratory 609 S. Sixth St. Champaign Ill ANDERSON William B. E Titanium Pigment Corp. 111 Broadway New York 6 N. Y. ANDERSON R. S Cooksville Brick Ltd. Cooksville Ont Canada ANDREASEN A. H. M. Honorary Oster Voldgade 10 Copenhagen K. Denmark Royal Danish Technical University = Honorary Members of The American Ceramic Society A. H. M. ANDREASEN FREDERICK Carder : ARTHUR L. DAY HOWELLS FRECHETTE JESSE T. LITTLETON FRANK H. Riddle | SAMUEL R. SCHOLES | ROBERT B. SOSMAN | JOHN D. SULLIVAN 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. RIDDLE E. WARD TILLOTSON ROBERT L. CLARE MACDONALMACDONDALD C. Booze GEORGE A. BOLE EMERSON P. POSTE JOHN C. HOSTETTER FRANCIS C. FLINT ROBERT B. SOSMAN VICTOR V. KELSEY ANDREW I. ANDREWS JOHN L. CARRUTHERS JESSE T. LITTLETON LOUIS J. TROSTEL EDWIN H. FRITZ JAMES E. HANSEN JOHN D. SULLIVAN JOHN W. WHITTEMORE HOBART M. KRANER J. W. HEPPLEWHITE R. LILLIE W. E. CRAMER R. R. DANIELSON RAY W. PAFFORD ROBERT TWells KARL SCHWARTZWALDER JOHN F. MCMAHON R. S. BRADLEY ANW S s ARM ARN ARN AR ANDREWS Andrew I. EFI University of Illinois 204 Ceramics Bldg Urbana Ill ANDREWS Ray G B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa ANNIS Aldon P. S Acme Brick Co. Box 98 Kanopolis Kans . ANTAKI Emile Ferrum S. A. de Ceramica & Metalurgia Espana 402/600 Avellaneda Argentina ANTHONY Benjamin F. R Ferro Engineering Div Oglebay Norton Co. Box 6508 Cleveland 1 Ohio ANTHONY George H. R 41 Marion Dr. Poland 14 Ohio Youngstown Sheet & Tube Co. ANTHONY Harry L. III R Mellon Institute 4400 Fifth Ave. Pittsburgh 13 Pa ANTUNEZ Florencio G Cerveceria Moctezuma S. A. Fabrica de Botellas Apartado Postal 198 Orizaba Ver Mexico CERAMIC BULLETIN AR AR AR AR AR AR AR AF AF ANWYL Robert H. S 500 S. Fourth St. Clinton Okla Acme Brick Co. ARANGO G. Botero Balboa 63-13 Medellin Colombia Cristaleria Peldar S. A. Rd Wayne ARCHBOLD Walter H. Jr. MI 663 General Scott Pa Exolon Co. ARCHER James E. B ARCHER Pittsburgh Plate Glass Co. ARWINE A. S. R Refractory & Insulation Port Kennedy Pa Corp. ASHER John W. G Box 382 Corning N. Y. Corning Glass Works ASHMAN Leland E. G Arthur D. Little Inc. 15 Acorn Park Cambridge 40 Mass ASHWORTH GEORGE L. & BROTHERS LTD BAAB Kenneth A. RFI Bethlehem Steel Co. Research Bethlehem Pa BAAK Tryggve G 2019 Oakwood Toledo 7 Ohio Illinois BAARSON Robert E. M Armour Industrial Chemical Co. Flotation Research Section 1355 W. 31st St. Chicago 9 Ill Dept. Glass Research Center W. Gordon Evans BABA Paul D. Box 11472 Pittsburgh 38 Pa Broad Street Works 561 Davidson Rd ARCHIBALD W. A. British Iron & Steel Research Assn 140 Battersea Park Rd London S. W. 11 England ARCHIE Chad L. S Archie Structural Products Co. P. O. Drawer 312 Corinth Miss ARCHIE Chad L. Jr. S ~ Archie Structural Products Co. P. O. Drawer 312 Corinth Miss ARENBERG C. Arne B Armour Research Foundation 10 W. 35th St. Chicago 16 III ARGYLE John F. Pennsylvania State University College of Mineral Industries Box 12 University Park Pa ARKETEX CERAMIC CORP | George W. Shoemaker 6 N. Walnut St. Brazil Ind | ARLETT Robert H. WJ RCA Labs Princeton N. J. | ARMCO STEEL CORP R. S. Burns Research Library Middletown Ohio | ARMISTEAD W. H. GF Corning Glass Works Research & Development Div Corning Y. ARMSTRONG Charles D. R 219 Cleveland St. Gary Ind U. S. Steel Corp. ARMSTRONG CORK CO John M. Sharf Research & Development Lancaster Pa Center Hanley Trent England ASQUITH Milton Redfearn Brothers Ltd. Monk Bretton Glassworks Barnsley Yorks England ASSOCIACAO BRASILEIRA DE CERAMICA Praca Coronel Fernando Prestes 110 Edificio do I.P.T. Sao Paulo Brazil ATKINSON Asher S 308 38th St. N. W. Canton Ohio Chambers Bros. Co. 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. Netstal Kt Glarus Switzerland Kalkfabrik Netstal Ag AULT Alfred S. E Chicago Vitreous Corp. 1425 S. 55th Ct Cicero 50 Ill AULT Neil N. BI Norton Co. 1 New Bond St. Worcester 6 Mass AUSKERN Allan B Westinghouse Atomic Power Div Box 1468 Pittsburgh 30 Pa AUSTENAL CO DIV HOWE SOUND CO R. C. Feagin Box 625 Dover N. J. New Brunswick N. J. BABB James P. WJ Universal Corp. Hondo Texas BABCOCK Clarence L. GF 1718 Potomac Toledo 7 Ohio Illinois BABCOCK M. G. G 618 Kenilworth Dr. Pittsburgh 34 Pa Consultant BABCOCK Paul R. WI Frenchtown Porcelain Co. Frenchtown N. J. BABCOCK Richard R. G Armstrong Cork Co. Box 150 Millville N. J. BABCOCK & WILCOX CO J. E. Brinckerhoff 161 E. 42nd St. New York 17 N. Y. BACH William E. Jr. M Aluminum Co. of America 2300 Power & Light Bldg Kansas City 5 Mo. BACHMAN Charles D. G 200 Shelburne Rd R. R. 2 Millville N. J. Armstrong Cork Co. BACHMAN George S. LI Redfield Village 16B 3 Metuchen N. J. General Ceramics Corp. BACHMAN James R. R 15445 Karl Ave. Monte Sereno Calif Kaiser Aluminum & Chemical Corp. BACHMAN Wheeler Carr W Box 231 Wheeling W. Va ARMSTRONG Leland R. RI AUSTERMAN Stanley B. B Carr China Co. 27 Morgan Ave. Washington Pa 7006 Andasol Ave. Van Nuys Calif BACON Frank R. GF Findlay Clay Products Co. Atomics International 3153 Darlington Rd Toledo 6. Ohio ARNER William J. G 1607 Watova Rd Toledo 14 Ohio Libbey Glass Co. ARNEY D. Michael Box 95 York N. Y. ARNOLD Robert M. L Arnold Engineering Co. AUSTIN Arthur O. B Box 109 Barberton Ohio A. O. Austin Inc. AUSTIN Charles E. S Consolidated Brick Co. Horseheads N. Y. Illinois BADGER Alfred E. GF Owens Glass Co. 1701 E. Broadway Toledo 5. Ohio BAGBY Richard A. L R. R. 5 Salem Ind Ferro Powdered Metals Box G Marengo Ill ARNOLD Russell E. SF Robinson Clay Product Co. Box E E. Akron Station Akron 5 Ohio AUSTIN Chester R. RFI Kaiser Engineers Steel Plants Development Dept. 1924 Broadway Bldg Oakland 12 Calif BAGLEY Norman H. W 27 Snake Brook Rd Wayland Mass Bell Telephone Laboratories Inc. BAILEY Floyd EI 840 S. Sixth Ave. Kankakee Ill ARNOLD Thomas M. WI Red Wing Potteries Inc. AUSTIN Garth F. R 76 E. Second St. Corning N. Y. A. O. Smith Corp. BAILEY Henry R. Jr. M Red Wing Minn ARRANCE Frank C. WI Corning Glass Works AUSTIN James Bliss BF Golding Co. 226 Main St. Keene N. H. 213 Park Los Feliz 3950 Los Feliz Blvd. United States Steel Corp. Rm 2401 525 William Penn BAILEY James GF 95 Steele Rd West Hartford 7 Conn Pittsburgh Pl Los Angeles 27 Calif 30 Pa Plax Corp. Gladding McBean & Co. BAILEY Joseph T. Middlesex ARRANDALE Roy S. G AUSTIN Lewis M. L 2334 Dr. Toledo 6 Ohio 105 Sunset Ave. Clemson S. C. BAILEY Richard J. Thatcher Glass Mfg Co. Inc. Kimble Glass Co. 375 Park Ave. New York 22 N. Y. Doulton Fine China Ltd. ARRAS George E AVERY Robert C. GJ Royal Doulton Potteries Box 196 Brockway Pa Burslem Trent England Quadrangle Mfg Co. 32 S. Peoria St. Brockway Glass Co. BAIN Andrew R. Chicago 7 Ill ARSEM William C. B AVRIL Jack J. The Whins 34 Park Terrace 6405 Maiden Lane Bethesda 14 Md 5009 Eighth N. W. Seattle 7 Wash Stirling Scotland Consultant AYDELOTT Elliott C. SFI John G. Stein & Co. Ltd. ARTERS Charles R. S Waverly Pa BAINS RicharRd. M 1616 E. Wood Wisc Co. Shorewood Weston Lew Brick & Tile Co. International Salt Co. Pl 11 T. L. Smith te Box 347 Weston W. Va AYERS John W. M BAIR George J. GFI apeere ARTHUR Edwin P. G National Lead Co. Box 1467 Technical Products Division 3110 Las Faldas Dr. Fullerton Calif ARTHBUecRkmRaenubIennstruments Inc. ARTHUR B. Jr. 1919 Pembroke Rd Greensboro N. Charleston 25 W. Va AZEVEDO Marcello R. V. de I Caixa Postal 2818 Sao Paulo Brazil Ceramica Sanitaria Porcelite A Corning Glass Works Corning N. Y. BAKER Arvid H. G 300 Catlin Ave. Port Allegany Pa Pittsburgh Corning Corp. VOL 38 No. 10 1959 513 BAKERBAKER BAKER Burton E. R Fir St. New Lenox Ill General Refractories Co. BAKER Daniel R. LJ 358 Ashland North Adams Mass Sprague Electric Co. BAKER D. Martin W Ohio 1025 Gardner Blvd. Barberton Ohio Ohio Brass Co. BAKER Houston R. G 122 Wilson Ave. Lancaster Ohio Schurtz Co. BAKER Robert J. Jr. 1104 W. Stoughton Urbana Ill BAKER Theodore C. G R. R. 1 Box 36 Wayne Ohio Illinois BAKKEN A. C. Jr. M Aluminum Co. of America Sales Dept. Box 3024 Buffalo 5 N. Y. - BALDAUF Earl E. WI Flamingo Tile Corp. Box 112 Lake Wales Fla BALDRY Stanley F. T. ERG Industrial Corp. Ltd. 18 Manchester St. London W.1 England BALDWIN W. J. L Titanium Alloy Mfg Div National Lead Co. Box C Bridge Station Niagara Falls N. Y. BALINA Marcelo O. C.A.P.E.A. Lanus 7 C Gral Belgrano Buenos Aires Argentina BALINKIN Isay W University of Cincinnati Cincinnati 21 Ohio BALINT Louis J. B 772 East St. Lenox Mass General Electric Co. BALL Albert \ Bay State . Westboro L. R Abrasive Mass Products Co. BALL BROTHERS CO INC R. Arthur Gaiser 1509 S. Macedonia Ave. Muncie Ind BANERJEE A. . Behar Firebricks & Potteries Ltd. P. O. Mugma Dist Dhanbad BAQUE Harold W. GI Corhart Refractories Co. India 940 Commonwealth Louisville 2 Ky Bldg BARBA Charles E. Jr. M Creek Rd R. R. 1 Doylestown Pa Harper Electric Furnace Corp. BARBER Fred O. M 788 Evening St. Worthington Ohio Harrop Ceramic Service Co. . BARBER Stephen W. G Owens 1700 N. Westwood Ave. Toledo 7 Ohio BARBOUR David J. WF 251 E. Highland Dr. Zanesville Ohio Consultant BARBRE Norris H. S Hanley Co. One Gateway Center Pittsburgh 22 Pa BARCH Frank N. G 644 Shady Dr. E. Pittsburgh 28 Pa - Simplex Inc. BARDSLEY James J. R North American Refractories Co. Farber Mo. . BARKER Harry L. M 1443 N. Lincoln Ave. M. C. 28 Salem Ohio Hommel Co. ARLETT Helen B. BF Spark Plug Div General Motors Corp. Flint 2 Mich BARNA Gordon L. RJ 2812 Eastgate Concord Calif Gladding McBean & Co. 514 BARNARD Leon M. W 84 Meadowbrook Rd West Hartford Conn Hartford Faience Co. BARNES Harry H. BI Wah Chang Corp. Herbhill Rd Glen Cove N. Y. BARNES Wilson R. R Corhart Refractories Co. 940 Commonwealth Bldg Louisville 2 Ky BARNEY Ronald N. B R. R. 1 Box 515B Westboro Mass Bay State Abrasive Products Co. BARON Jean Laboratoire de Controle des Produits Refractaires 15 Place Carnot Nancy Meurthe et Moselle France BARR Francis A. B 63 Forest Ave. Verona N. J. Synthetic Mica Co. BARR Harold N. B Martin Co. Nuclear Div Mail 727 Baltimore 3 Md BARR Harry M Consolidated Feldspar Dept. International Minerals & Chemical Box 1843 Trenton 7 N. J. BARR Robert A. R Babcock & Wilcox Co. : Corp. 161 E. 42nd St. New York 17 Y. BARR Seymour J. SI Shenandoah Brick & Tile Box 32 Winchester Va BARRETT E. L. R Chas Taylor Sons Co. South Shore Ky Corp. BARRETT Harvey N. Jr. R 2233 St. James Parkway Cleveland Heights Ohio Basic Incorporated BARRETT Maurice Life 8 Oxcliffe Rd Morecambe and Heysham BARRETT Robert C. S Chemical Products Corp. Box 815 Cartersville Ga England BARRETT Wayne E. S 1127 20th St. West Des Moines Iowa Oskaloosa Clay Products Co. BART Ronald K. I Norton Co. Worcester 6 Mass BARTARudolf Technological Hradcany Micurinova 5 Praha 6 Czechoslovakia University BARTHOLOMEW George A. S United States Steel Corp. 525 William Penn Place Rm 2820 ~ Pittsburgh 30 Pa ' BARTLETT co Harrison I. Bartlett Box 519 Sapulpa Okla BARTLETT E. E. G 4387 Boca Chica Blvd. Brownsville Texas Bartlett Co. BARTLETT Harlan A. S 225 Commercial Ave. Pittsburgh 15 Pa B Industries Inc. BARTLETT Harrison I. G Bartlett Co. Box 519 Sapulpa Okla BARTON Donald E. S. G. F. K. Refractories Ltd. 49 Moorgate London E. C. 2 England BARTON James E. L 6 W. Meadowbrook St. Apt 12 Chattanooga 5 Tenn American Lava Corp. BARZAGHI Luciano Ceramica Sao Caetano Rua Roa Vista 133-4"andar Caixa Postal 278 Sao Paulo Brazil BASIC INCORPORATED Harley C. Lee 845 Hanna Bldg Cleveland 15 Ohio BASKIN Yehuda B Armour Research Foundation Ceramics Dept. 10 W. 35th St. St. Chicago 16 Ill BASS N. W. W Brush Beryllium Co. 4301 Perkins Ave. Cleveland 3 Ohio Ave. 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 528 Anderson Pl San Diego 3 Calif . Narmco Industries Inc. ' BATES A. Allan B Portland Cement Assn 4 33 W. Grand Ave. Chicago 10 Ill BATES Charles E. S 128 Walnut St. Brookville Pa Hanley Co. BATES E. FREDERICK R Ford Motor Co. Ceramic Lab Rm 120 Production Offices Gate 4 Rouge Plant Dearborn Mich . BATES Frank O. L 9227 Eighth Ave. Inglewood 4 CaliCfalif Solar Manufacturing Corp. BATES P. H. Life XF 1620 Seventh St. N. St. Petersburg Fla BATES W. S. R Spectrochemical Labs Inc. 8350 Frankstown Ave. Pittsburgh 35 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 Y. BAUER Paul R ' 1722 N. Bend Rd Cincinnati 24 Ohio General Electric Co. BAUER Richard F. XJ 5848 N. 64th St. Milwaukee 18 Wisc A. O. Smith Corp. BAUER Richard M. M 14 Edgemere Dr. Matawan N. J. Atlantic Tile Mfg Co. BAUER Wolf G. S 5622 Seaview Ave. Seattle 7 Wash Consulting Engineer BAULEKE Maynard P. SI University of Kansas State Geological Survey Lawrence Kans BAUM Frederick J. Jr. B E. I. du Pont de Nemours & Co. Inc. Experimental Sta Central Res Dept. Wilmington Del BAUM Joseph W. G 200 Highland Ave. Rensselaer N. Y. Winthrop Research Inst BAUMANN Henry N. Jr. BFI Box 6 Ephrata Wash Carborundum Co. BAUMER Leon N. R 240 Rockingham Rd Pittsburgh 38 Pa Mellon Institute : BAUMLER Karl G | Pittsburgh Corning Corp. Sedalia Mo. BAUSCH & LOMB OPTICAL CO Norbert J. Kreidl Rochester 2 N. Y. BAUSCHMANN Walter W. . Wuestenhof 70 Wermelskirchen Germany CERAMIC BULLETIN BAXTI 121 B BAYEI BAYEI Hi 0 BAYEI Aei 171 Mi BAYLE All 713 BAYS PR 0 BAZEN On BEALS 104 T BEALS Un 204 BEAM 240 C BEARI 35 BEARI Glc Mi BEARI 724 Chi BEARI BEARI BAXTER Allen J. G BAXTER 1210 E. Main Muncie Ind Ball Brothers Research Corp. BAYER Gerhard BAYER Hinteregg Zurich Switzerland Illinois BAYER Joseph E BAYER Aeronca Manufacturing Corp. 1712 Germantown Rd _ Middletown Ohio BAYLES Allison L. M BAYLES Allison L. Bayles & Associates 713 St. James St. Pittsburgh 32 Pa BAY STATE ABRASIVE PRODUCTS Co. O. S. Buckner Westboro Mass BAZEMORE W. Carl R BAZEMORE Corning Fiberglas Corp. Newark Ohio BEALS M. Douglas_ BI BEALS 104 Forest Rd Fanwood N. J. Titanium Div National Lead Co. BEALS Robert J. WI University of Illinois 204 Ceramics Bldg Urbana Ill BEAM James R. WFI 2401 McClelland Pkwy Sarasota Fla Consultant BEARD Charles T. 35 Armory Pl Hornell N. Y. BEARD Clinton L. LI Union Inc. 900 E. Keefe Ave. Milwaukee 12 Wisc BEARDEN James M. 7249 S. Ridgeland Ave. Chicago 49 Ill BEARDSLEE Howard J. Jr. L Zeller Corp. Fort Wayne Rd Defiance Ohio BEARDSLEY Clinton J. W - 666 E. Findlay St. Carey Ohio Porcelain Products Inc. BEASLEY Dennis R. G 3444 Collins Ferry Rd Morgantown W. Va , Beaumont Co. ASLEY Robert M. B Horizons Inc. 2905 E. 79th Cleveland 4 Ohio BEASLEY William D. Johnson Brothers Hanley Trent England BEAUCH Robert N. G Ltd. 3141 Rocksberry Toledo 14 Ohio Toledo Engineering Co. Inc. BEAVER Wallace W. B Brush Beryllium Co. 4301 Perkins Ave. Cleveland 3 Ohio BEAZELL William H. G American Window Glass Div American Gobain Corp. Arnold Pa - BEBBINGTON Philip J. R 30 Exeter St. Morris Plains N. J. Austenal Co. Div Howe Sound Co. BECHTNER Paul M American Colloid Co. 5100 Suffield Ct Skokie Ill BECK Carl W. B Indiana University Dept. of Geology Bloomington Ind BECK Elmer W. M Ceramic Supply Co. Crooksville Ohio BECK J. Howard M BTU Engineering Corp. 179 Bear Hill Rd Waltham 54 Mass BECK Warren R. B Minnesota Mining & Mfg Co. 444 McKnight Rd St. Paul 6 Minn BECKEMEYER Harry J. W 16005 Fernway Rd Shaker Heights 20 Ohio McGean Chemical Co. BFER BFER Bruce N. G ? Elgabeth Dr. Lancaster Pa Radio of America BECKER Martin Martin G. S Brookhaven Pressed Brick & Mfg Co. Box 42 Brookhaven Miss VOL 38 No. 10 1959 BECKER Walter D. S Brookhaven Pressed Brick & Mfg Co. Box 542 Brookhaven Miss BECKLEY Don A. 2635 Ellenbrook Dr. Rancho Cordova Calif BEDDOES John H. G Illinois Libbey Div Ft of Ash St. Toledo Ohio BEDELL Henry A. M Ray Co. Inc. Green Village Rd Madison N. J. BEEBE Donald R. RJ 12126 S. Perry Ave. Chicago 28 Ill Harbison Refractories Co. BEECHER Milton F. RFI 50 Woodland Rd Holden Norton Co. BEELER L. S. W Reynolds Metals Co. Richmond 18 Va Mass BEERMAN Henry P. LI Radiation Electronics Co. Div Comptometer Corp. 8241 N. Kimball Ave. Skokie Ill BEERS Roland F. B Box 1019 Troy N. Y. Roland F. Beers Inc. BEETON Earl E. GI 1604 Lincoln St. Bethlehem Pa Western Electric Co. BEGGEROW Lt Charles W. RJ Box 103 Suffolk County AFB - West Hampton Beach L. I. Y. BEGIEN Virginia American Ceramic Society 4055 N. High St. Columbus 14 Ohio BEGLEY Edward R. GJ Corning Glass Works Pilot Plant # Corning N. Y. BEHAR FIREBRICKS & POTTERIES LTD A. Banerjee P. O. Mugma Dist Dhanbad India BEHRINGER H. L. G Tygart Valley Glass Co. Box 503 Washington Pa BEHRNS Lloyd S. M Kinetic Dispersion Corp. 95 Botsford Pl Buffalo 16 N. Y. 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 - 7 Tekening Way Hamilton Square N. J. New Jersey Porcelain Co. BELL A. C. G Underwood Glass Co. 6120 Jefferson Hwy New Orleans La BELL Clarence D. W 755 N. Seventh St. Cambridge Ohio Champion Spark Plug Co. BELL Kenneth E. W 6797 Dow Ave. The Armstrong # South Burnaby B. Canada Canadian Potteries Ltd. BELL Richard M Bell Clay Co. Gleason Tenn BELL William C. SF 3044 Lewis Farm Rd Raleigh N. North Carolina State College BELLAMY L. B. M Abrasive & Metal Products Co. 729 Meldrum Ave. Detroit 7 Mich BELLE Jack B Westinghouse Electric Corp. _ Atomic Power Div Bettis Field Box 1468 Pittsburgh 30 Pa BELLIDO Bartolome Darnis Director Gerente de MERSA Lugones Oviedo Spain BELOW Henry W Pennsbury Pottery Morrisville Pa , BENBENEK Raymond SI Ottawa Brick Ltd. 2217 Riverside Dr. Ottawa Ont Canada BENDER John H. RI Denver Fire Clay Co. Denver 17 Colo Box 5510 BENEDICT Virginia American Ceramic Society 4055 N. High St. Columbus 14 Ohio BENNER Stanley G. E Manville Research Center Manville N. J. BENNETT A. H. B American Optical Co. Southbridge Mass Research Center BENNETT A. Lee SFI 1830 Las Flores Dr. Glendale Calif Pacific Clay Products BENNETT Dwight G. EFI 204 Ceramics Bldg University of Illinois Urbana Ill BENNETT Frederick R. R Box 325 Hartsville S. C. Carolina Refractories Co. BENNETT Marvin WI 6435 Eastwood St. Philadelphia 49 Pa T Circuit Breaker Co. BENNETT Myles P. BI 6552 N. Oldham Lane San Gabriel Calif Gladding McBean & Co. BENNETT Philip M. R R. R. 1 Box 234 Bound Brook N. J. Quigley Co. BENNETT Russell B. BJ . 2623 N. Campbell Royal Oak Mich General Motors Corp. BENNETT Thomas H. 421B Pine Ave. East Point Ga .. BENNETT Walter R. SI Box 9157 Fort Worth 7 Texas Acme Brick Co. BENSON Robert H. L Aluminium Limited Sales Inc. 630 Fifth Ave. New York 20 Y. BENTON Kenneth R. GJ Corning Fiberglas Corp. Box 860 Anderson S. C. BENTON Marion L. R West Abrasive Co. 510 S. Washington St. Owosso Mich BENTZ George B. M National Plumbing Pottery Inc. City Park & Thurman Aves Columbus 6 Ohio BENZEL James F. EJ 5511 Stumpf Rd 303 Parma 30 Ohio ; Ferro Corp. BERARD Michael F. 2719 Tiffin Des Moines Iowa BERG Kenneth M. R Midwest Research Institute 125 Volker Blvd. Kansas City 10 Mo. BERG Morris B 112 Jackson Dr. Lancaster Pa Radio Corp. of America BERGER Donald F. G 210 Benjamin Rd North Madison Ohio Diamond Alkali Co. BERGERON Clifton G. EI University of Illinois Dept. of Ceramic Engineering Urbana Ill BERGHOLTZ Gary K. 52 Pearl St. Port Allegany Pa IVERSEN Wiggo A Egersunds Fayancefabriks Co. Egersund Norway ; BERIOT Philippe S Cooksville Brick Ltd. Box 550 Laprairie Que Canada 515 i. - p. . anh Best _ Serie BERKELHAMER Louis H. LI Ohmite Mfg Co. 3601 Howard St. Skokie Ill BERKOWITZ Norman S. Missouri School of Mines Box 27 Rolla Mo. BERMAN Nelson L 6 Magnolia Dr. New Hyde Park N. Y. JFD Electronics Corp BERNARDINI Guy F. W Box 19 R. R. 1 Latrobe Pa Carborundum Co. BERNER Warren E. Box 265 Williamstown Mass BERNIUS R. E. L Indiana Steel Products Co. Valparaiso Ind BERNS Milton H. MF 249 Charlotte Ave. Hamburg N. Y. Electro Refractories & Abrasives Corp. _ BERRY Henry T. J Tinsley Park Refractories Ltd. Tinsley Park Rd Sheffield 9 England BERRY Thomas F. B 17 Coolidge Ave. West Caldwell N. J. J. Radio Corp. of America BERSEY Herbert P. R Whittaker Clark & Daniels Inc. 100 Church St. New York 7 N. Y. BESSE Richard W. W Onondaga Pottery Co. Box 1003 Syracuse 1 N. Y. BESSEY George E. Chalk Lime & Allied Industries Research Association 30a Church St. Welwyn Herts England BEST Edison F. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio BESTUL Alden B. B Overlea Dr. Rockville Md National Bureau of Standards BETHLEHEM STEEL CO Hobart M. Kraner Bethlehem Pa BETTISON L. S. S Chambers Brothers Co. 52nd & Media St. Philadelphia 31 Pa BETZ George C. WFI Metal & Thermit Corp. 100 Park Ave. New York 17 N. Y. BEVERIDGE Colin M. Jr. 1458 88th Ave. Oakland 21 Calif , BEVIS Ralph E. EI 1815 N. Park Blvd. Cleveland Heights 6 Ohio Ferro Corp. BEYER George I. E Pure Carbon Co. Hall Ave. St. Marys Pa BEZBORODKO David G Mechanical Mirror Works 661-663 Edgecombe Ave. New York 32 N. Y. Inc. BHALLA Amrit K. WI National Tile & Mfg Co. Box 940 Anderson Ind BHASKAR Baij N. Ishwar Industries Ltd. P. O. Ishwar Nagar New Delhi India BICCUM Robert T. 219 Woodlawn Ave. Decatur Ga BICKERSTAFF Howard J. Box 2862 Clemson S. C. BICKFORD Fred A. G . Box 29 R.R. 2 Campbell N. Y. Corning Glass Works BIDDLE George J. R Illinois Clay Products Co. 208 S. LaSalle St. Chicago 4 III BIDDULPH Albert 1 Holden Rd Wolverhampton England Ferro Enamels Ltd. BIELAWSKI Chester A. B j 235 W. Seventh St. i Cleveland 13 Ohio Brush Beryllium Co. 516 BIELER Barrie H. R 3280 Otis St. Wheat Ridge Colo Dow Chemical Co. BIELSTEIN Hans O. R Aeronautical Research Lab WCLJL Metallurgy Research Branch WADC Patterson AFB BILLHEIMER John E. WJ Highwood Easton Ave. New Brunswick N. J. Mitchell Co. BILLIAN Carroll J. G Illinois General Research Ohio Div 1700 N. Westwood Ave. Toledo 7 Ohio ; BILLINGS David D. G Gallo Glass Co. Box 1230 Modesto Calif BIRCH Raymond E. RFI Harbison Refractories Co. 307 Fifth Ave. Pittsburgh 22 Pa BIRSE Alexander L. John G. Stein & Co. Ltd. Bonnybridge Scotland BISHAY Adli G Argonne National Lab Remote Control Engineering Div Lemont Ill BISHOP Frederic L. GF Kimble Glass Co. Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio BISHOP George J. III S Columbia Brick & Tile Co. Box 3207 Columbia S. C. BISHOP Harold E. G Corning Fiberglas Anderson S. C. Corp. BISHOP Laverne R. R Aluminum Co. of America 3300 Missouri Ave. East St. Louis Ill BISSELL Don W. Jr. RI 703 Green St. Rockton Ill Ipsen Ceramics Inc. BISSET Ronald W. W Aluminium Limited Sales Inc. 630 Fifth Ave. New York 20 N. Y. BISTLINE Walter A. G Pittsburgh Plate Glass Co. Creighton Pa BITTENCOURT Paulo R. Magnesita S. A. Caixa Postal 208 Belo Horizonte M.G. Brazil . BIXBY Henry D. SI Central Commercial Co. Darlington Beaver County Pa BJORKLUND Kjell Y. Langatan 19 Hoganas Sweden BLACHERE Jean Box 121 Alfred N. Y. BLACKBURN A. Reif MI ` 204 State St. Westerville Ohio Ram Inc. BLACKMAR Robert J. Box 1038 Alfred N. Y. BLACKWOOD James M. RI Marion & Barbara Sts . Parkhurst Apts D Bethlehem Pa Bethlehem Steel Co. BLAES Henry M. II B 2516 Vassar Pl Costa Mesa Calif Aeronutronic Div Ford Motor Co. BLAHA Emil R 415 Ashmead Rd Cheltenham Pa Selas Corp. of America BLAIR Gerald E. G 5667 Palmyra Rd Pittsford N. Y. Bausch & Lomb Optical Co. BLAIR G. Richard B Argilla Rd Ipswich Mass McMillan Lab Inc. BLAIR Laurence R. B Manville Corp. Research Lab Manville N. J. BLAIR Marion W. SF 2131 S. Center St. Terre Haute Ind Manufacturers Equipment Co. BLAIR Melville C. R Commercialores Inc. 911 Walbridge Bldg Buffalo N. Y. BLAIR William H. M 3936 Bryn Mawr Dr. Dallas , Texas O. Hommel Co. y BLAISON Pierre Societe des Electrodes & Refractaires Savoie 16 Rue de Monceau Paris 8 France BLAKE Walter T. M France C. W. Brabender Instruments Inc.Inc. 50 E. Wesley St. South Hackensack N. J. BLAKELY Alexander M. B 7706 E. Lane Wyndmoor Philadelphia 18 Pa Precision Grinding Wheel Co. BLAKELY Timothy L. 2521 Hearst Ave. Berkeley 9 Calif BLANCHARD M. Kenneth E A. O. Smith Corp. 3533 N. 27th St. St. Milwaukee 1 Wisc BLANDFORD Lt Joseph B. Jr. EJ Wright Air Development Center : Area B Box 6957 Patterson AFB Ohio BLANK Bette A. Box 1401 Alfred N. Y. BLANK John M. G Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio BLAU Henry H. GFI Federal Glass Co. 515 E. Innis Ave. Ave. Columbus 7 Ohio BLAZE Joseph E. Jr. R 419 W. Market St. Alliance Ohio Babcock & Wilcox Co. BLAZOVIC Phil Jr. M 3286 Western Ave. Highland Park Ill Consolidated Feldspar Dept. International Minerals & Chem Corp. BLEASE William B. Jr. RJ 305 S. 11th St. Bessemer Ala Harbison Refractories Co. BLECHEISEN J. M Rosiclare Lead & Fluorspar Mining Co. _ Rosiclare Ill BLENKO William Henry Jr. G 501 Fourth St. Milton W. Va Blenko Glass Co. Inc. BLESSING Robert Lee SI 1714 Crestwood Dr. Mineral Wells Texas Texas Vitrified Pipe Co. : BLISS Roderick T. S 35 E. Center St. Nesquehoning Pa Deister Concentrator Co. BLITON Jerald L. RJ 4842 University Ct Niagara Falls N. Y. Titanium Alloy Mfg Div National Lead Co. BLOCH E. H. W. 143 Crewe Rd Alsager Stoke England Consultant BLODGETT William E. L Westinghouse Electric Corp. 7325 Penn Ave. Pittsburgh 8 Pa BLOME James C. 229 S. Pennsylvania Belleville Ill Ave. BLOOM Ray A. R Technical Library Timken Roller Bearing Co. Canton 6 Ohio BLOORE Robert Boulton Swinnertons Ltd. Hanley Trent England BLUM Seymour LI ; Raytheon Co. Research Div Waltham 54 Mass BLUME ArthurJ. SFI Murray Tile Co. Cloverport Ky CERAMIC BULLETIN BOC BOI BO BOI BOI BO BO BO BO BO BO BO BO BC BO BC BC BC -- Br 5 x25 rance C. St. ) Ohio BLUMER Fridolin D Lane Gate Rd Cold Spring Putnam Co. N. Y. Commercial Decal Inc. BLUNT Royden A. GF Buck Glass Co. 705 Mercantile Trust Bldg Calvert & Redwood Sts Baltimore 2 Md BLYTHE COLOUR WORKS LTD Cresswell 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 Corning Fiberglas Corp. 717 Fifth Ave. New York 22 N. BOGATAY Paul D Ohio State University Dept. of Ceramic Art 108 N. Oval Dr. Columbus 10 Ohio BOGNAR Edwin J. RI Union Mining Co. 2306 First National Bank Bldg Pittsburgh 22 Pa BOHLING William C. RJ 2446 Dorn Rd Augusta Ga Babcock & Wilcox Co. ' BOHRER John J. B International Resistance Co. 401 N. Broad St. Philadelphia 8 Pa BOLANOVICH Melvin S 1324 Whitacre Dr. Clearwater Fla BOLE George A. XF 30 W. Jeffrey Pl Columbus 14 Ohio Ohio State University BOLES Sara J. RJ 4804 Calvert Rd College Park Md U. S. Bureau of Mines BOLIN William J. W American Zinc Sales Co. Box 327 Columbus 16 Ohio BOLINGER 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 St. Elizabeth 3 N. J. BOLON David G. RI 5751 Kilmer Ln Indianapolis 20 Manufacturers Representative BOLTON Harry L. R Philadelphia Quartz Co. Public Ledger Bldg Independence Square Philadelphia 6 Pa BOLTON Russell L. Ind 11370 S. Oakley Chicago 43 Ill BOLZ Leonard H. B National Bureau of Standards Div 9.7 Conn Ave. & Van Ness Washington 25. D. C. BONDS Barbara C. 788A Atlantic Dr. N. W. Atlanta 13 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 BONSTEIN Thomas E. W ,, Paper Makers Importing Co. 44 S. Second St. Easton Pa BOONE Frank H. GI 814 Colwell St. Maumee Ohio Inc. Harbison Refractories Co. BORMAN BOORMAN John F. R j} Aluminum Co. of America Box 497 East St. Louis Ill VOL 38 No. 10 1959 BOOTH Charles L. 135 E. Green St. West Hazleton Pa BOOTH John F. Hazlehead Hall Penistone Nr Sheffield Sheffield York England Hepworth Iron Co. Ltd. BOOY Emmy C. Box 1495 Alfred N. Y. BOOZE M. RFI 4735 Walton Creek Rd Cincinnati 43 Ohio Consultant BOPP Charles D. B 620 W. Vanderbilt Dr. Oak Ridge Tenn Oak Ridge National Lab BOPP Harold F. GF 67 Gorton St. Corning N. Y. Corning Glass Works BOQUIST Carl W. B 7505 Howard Ave. Hammond Ind Armour Research Foundation BOROS John WI Pacific Tile & Porcelain Co. 7716 Alondra Blvd. Paramount Calif BORRELLO Giuseppe Cornigliano Piazza Dante 7 Genova Italy BOSCH F. M. Lab Anorganisch & Electro chemie 22 Plateaustraat Ghent Belgium BOSLER Krell W 1000 Yorkwood Dr. Mansfield Humphryes Div Ohio Warner Corp. BOTFIELD George R Botfield Refractories Co. Swanson & Clymer Sts Philadelphia 47 Pa BOTFIELD REFRACTORIES CO George B. Botfield Swanson & Clymer Sts Philadelphia 47 Pa BOTH Eberhard L 1505 S. Wanamassa Dr. ~ Asbury Park N. J. U. Army Signal Corps BOTHE James V. G . 215 Oneida Pl Corning N. Y.` Corning Glass Works BOUBLI Benjamin J. L Radio Corp. of America Semiconductor & Materials Div R. R. 202 Somerville N. J. 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. 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 Battelle Memorial Institute 505 King Ave. Columbus 1 Ohio BOWMAN Donald C. E 579 S. Craig Pl Lombard Ill Chicago Vitreous Corp. BOWMAN D. Scott L Carborundum Co. Refractories Globar Plant Box 339 Niagara Falls N. Y. BOWMAN Eugene D. G 1217 Carolwood Ave. Div Columbus 13 Ohio Kimble Glass Co. BOWMAN James A. WJ Georgia Kaolin Co. Research Dept. Dry Branch Ga BOWMAN John G. W 341 S. Juliana St. Bedford Pa BOWNE Martin S. SI Lee Clay Products Co. Inc. : Clearfield Ky BOYCE Joseph M Box 754 Beaver Falls Pa Shepherd Chemical Co. BOYCE Robert E. W Harker Pottery Co. East Liverpool Ohio BOYD Charles E. G Continental Can Co. Inc. Hazel 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 George R. G Pilkington Glass Mfg Co. Ltd. 350 Danforth Rd Toronto 13 Ont Canada BOYD Hugh M Majac Inc. 23rd St. Sharpsburg Pittsburgh 15 Pa BOYD John E. MI . Box 2414 Greensboro N. C. Carolina Pyrophyllite Co. BOYD L. R. Jr. S Teague Brick & Tile Co. Box 329 ; Teague Texas BOYD Robert C. EFI American 1541 S. Seventh St. Louisville 8 Ky BOYD William W. W 6630 Ashland Dr. Boise Idaho 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 Ill BOYNTON Robert S. S 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. BRADD Rosalie 8107 Hull Dr. Philadelphia 18 Pa BRADDY John E. G 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 Ill BRADLEY Alan L. Cullinan Refractories Ltd. P. O. Olifantsfontein Transvaal South Africa BRADLEY Charles A. Jr. GF Pinewood Acres R. R. 2 Corning N. Y. . Corning Glass Works BRADLEY Edward L. W 340 Pine Ridge Rd Chattanooga Tenn American Lava Corp. BRADLEY Fennimore N. 3804 142nd Pl S. E. Bellevue Wash LI Boeing Airplane Co. BRADLEY Richard S. RFI A. P. Green Fire Brick Co. 1018 E. Breckenridge St. Mexico Mo. BRADLEY Robert E. 915 Powder Springs St. Smyrna Ga , BRADLEY Ronnie A. 770 Techwood Dr. N. W. Atlanta Ga BRADSTREET Samuel W. E Armour Research Foundation 10 W. 35th St. Chicago 16 Ill 517 BRADY John G. B BREIT Karl K. R BROCKMAN Frank G. L Dept. of Mines & Technical Surveys 1459 Bryant Lane Meadowbrook Pa Philips Laboratories Ceramic Section 40 Lydia St. R. C. Remmey Son Co. Irvington N. Y. Ottawa Ont Canada BRADY Justin M. M BREITWIESER Robert H. R 1608 Bunker Hill Rd Pueblo Colo BROCKWAY GLASS CO INC F. B. Hess Brockway Pa 1320 N. Delaware Apt 604 Standard Fire Brick Co. BROCKWAY M. Clifford B Indianapolis Ind American Art Clay Co. BREMNER Robert P. G T. L. Smith Co. 2835 N. 32nd St. 116 E. Cooke Rd Apt B Columbus 14 Ohio BRADY T. E. R Surface Combustion Corp. 2375 Dorr St. Toledo 1 Ohio BRAIN Douglas G. W 1960 Jane St. Milwaukee Wisc BRENDEN Mary E. 4710 19th N. E. Seattle 14 Wash BRENNAN Joe L. 828 Argonne Ave. N. E. Battelle Memorial Institute BRODERICK Edward J. L General Electric Co. Insulation Lab .100 Woodlawn Ave. Pittsfield Mass . BRODIE William T. W Toronto 15 Ont Canada American Standard Products Apt 3 Atlanta Ga - BRENNER Harold M. E R. R. 3 Kittanning Pa Eljer Co. BRAMLETT William P. Jr. GI B. F. Drakenfeld & Co. Inc. BROOKOVER George B. G Cumberland Rd R.R. 2 Millville N. J. Armstrong Cork Co. Box 519 Washington Pa BRENNER F. GF Ohio 3735 Maxwell Rd Toledo 13 Illinois BRANDES Eric A. Cove Beach Club Apt 404 BROOKS Marion E. M Fulmer Research Institute Ltd. Deerfield Beach Fla Bickerstaff Inc. Stoke Poges Bucks England BRESLICH Francis N. Jr. Box 1178 Columbus Ga BRANDT Kristian H. B 12505 Marine View Dr. S. W. BROOKS Merton H. L Box 4191 Sunrise Sta El Paso Texas Seattle 66 Wash Titanium Alloy Mfg Div White Sands Missile Range BRETZ L. A. S National Lead Co. Box C BRANDT Martha W. G National Glass Budget 1718 Theodan Dr. Pittsburgh 16 Pa NATCO Corp. Bridge Sta Niagara Falls N. Y. BROOKS Robert H. W 916 Empire Bldg Pittsburgh 22 Pa BRANDT Neill M. G BREUER L. A. G. der Gerresheimer 1738 Pavilion Dr. Pomona Calif Thermador Corp. American Optical Co. Glashuttenwerke BROSIUS John P. G Research Center Southbridge Mass Gerresheim Germany 403 Emerson Ave. Aspinwall BRANDT William O. RFI BREWER Bob S Pittsburgh 15 Pa Denver Fire Clay Co. Alamo Clay Products Co. Inc. Krieg Piston Ring Co. Box 5510 Denver 17 Colo Box 93 Elmendorf Texas BROSKE William F. B - BRANSON Donald L. 173 E. Springfield Sullivan Mo. 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 Incorporated BRANT David G. RI 39 Valley View Tiffin Ohio Basic Incorporated BRASHARES C. A. R Harbison Refractories Co. 1800 Farmers Bank Bldg Pittsburgh 22 Pa BRASSFIELD Henry C. B R.R. 1 Stevens Rd Foster Ohio General Electric Co. BRATSCHUN William R. Minneapolis Regulator Co. Res Center 500 Washington Ave. S. Hopkins Minn BRATTON Raymond J. 610 Anderson St. Curwensville Pa BREWSTER Gordon F. G 807 Ridge Road E. Williamson N. Y. Bausch & Lomb Optical Co. 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 Ill BRICKHOUSE Robert E. S Box 57 South Windsor Conn Kelsey Ferguson Brick Co. 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 555 Booth St. Ottawa Ont Canada BRINCKERHOFF J. E. R AMP Inc. Research Div 425 Prince St. Harrisburg Pa BROWER William S. Jr. L National Bureau of Standards Div 9.0 Washington 25 D. C. BROWN Arthur E. LJ 245 Spring St. Red Bank N. J. ' U. S. Army Signal Corps BROWN C. Justus Jr. G Owens Glass Co. 1701 E. Broadway Toledo 5 Ohio BROWN Clarence B. Jr. M Hardinge Co. Inc. 240 Arch St. York Pa BROWN Colin C. G 21 Medbury Ave. Cuba N. Y. Cuba Cheese & Trading Co. BROWN Donald Nicol G E. Third St. Corning N. Corning Glass Works BROWN Donovan P. 2704 Eldon Ave. North American RI Drexel Hill Refractories Pa Co. BRAUN Gary A. RJ Babcock & Wilcox Co. BROWN Dwight R. W - 11104 S. Ave. B Chicago 17 Ill 161 E. 42nd St. New York 17 N. Y. Porcelain Insulator Corp. Lima N. Y. Harbison Refractories Co. BRINDLEY George W. B BROWN Edward L. GJ I BRAY A. C. Jr. S Dept. of Ceramic Technology Corning Fiberglas Corp. ~ Western Clay Manufacturing Co. Pennsylvania State University Davis Bldg 2nd Floor Toledo Ohio Box 176 Helena Mont University Park Pa BROWN Fielding L BRISBANE S. M. Sprague Electric Co. BRAY Kenneth J. W 40 Riverdale Rd Hawthorn E2 North Adams Mass Wenczel Tile Co. Klag & Enterprise Ave. Victoria Australia BROWN George Reuben M Trenton N. J. Commonwealth Scientific & Industrial North American Mfg Co. BRAYKOVICH A. F. W Research Organization BRISTOW Robert H. LI 4455 E. 71st St. Cleveland 5 Ohio 205 Francis Marion Dr. BROWN John J. Jr. SI Spartanburg S. C. 4 Sequoia Rd R. R. 1 Marion Brick Corp. Kohler Co. Ballston Lake N. Y. General Electric Co. 399 E. Center St. Marion Ohio Brazilian Ceramic Society BRITCHER Gordon W BROWN Joseph A. S Associacao Brasileira de Ceramica 306 Berkeley Dr. Syracuse 10 N. Y. Baltimore Brick Co. BREARTON Denis S. R Syracuse PotteSOCIETY Irncy. 3200 E. Madison St. Baltimore 5 Md 77 Augusta St. BRITISH CERAMIC SOCIETY BROWN Kenneth L. B Port Hope Ont Canada AMF Atomics Canada Ltd. Gerald H. Stewart Federation House Lincoln Electric Co. 22801 St. Clair Ave. BRECK Donald W. B Stoke England Cleveland 17 Ohio Linde Co. BRITTAIN Clifford G. R BROWN Lawrence H. WFI E. Park Dr. & Woodward Ave. Zero Autumn St. Worcester Mass 14500 N. W. Sixth Ave. Miami 68 Fla Tonawanda N. Y. Norton Co. Consultant BREDERO'S BOUWBEDRIJF N. V. mx E. M. Theissing Kanaaldijk 22 BRITTON Marvin G. B 121 Hornby Dr. Painted Post N. Y. BROWN Leslie W Lenox Inc. i Utrecht Holland Corning Glass Works 50 Meade St. Trenton 5 N. J. BREEDLOVE James G. BI ' 945 Signal Rd Signal Mountain Tenn BROCK Thomas W. B Illinois 1700 N. Westwood Ave. BROWN Meredith C. S 609 N. Friends Ave.. Whittier Calif American Lava Corp. Toledo 7 Ohio Consultant 518 CERAMIC BULLETIN BROWN Raymond J. XI 4200 E. 187th St. Cleveland 22 Ohio BUCKLEY Michael J. Reed St. Geneva N. Y. BURKS Cecil M. RI 705 Broadway Steubenville Ohio BROWN Ceramic Age - Robert L. BUCKNER Dean A. B 2 Hunters Run Pittsford N. Y. 132 Broughton Dr. Greenville S. C. Bausch & Lomb Optical Co. Weirton Steel Co. BURLEY Frank N. W Case Mfg Corp. BROWN Roy W. R BROWN Carborundum Co. Refractories Div BUCKNER O. S. GI Bay State Abrasive Products Co. 1000 W. Pine St. Robinson Ill BURLEY Newton Ray W Box 157 Falconer Y. Westboro Mass 1864 Dresden Rd Zanesville Ohio BROWN Sherman D. B 630 S. Sixth W. Brigham City Utah Thiokol Chemical Corp. BROWNBROWN , Sherwood F. B Lowell Technological Institute Lowell Mass BROWNBROWN Wilbur F. GF Owens Glass Co. * Rossford Ohio BROWN William E. R Box 18 R.R. 1 Norristown Pa E. J. Lavino & Co. BROWN W. Richard LJ ~ 107 Orchard Dr. Wappingers Falls N. Y. IBM Corp. BROWNE Charles M. B Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio ; BROWNE Thomas C. RI 626 Wayne Ave. Haddonfield N. J. Joseph Dixon Crucible Co. BROWNELL Wayne E. SI State University of New York BUCKNER Philip F. X Bay State Abrasive Products Co. Westboro Mass BUEGE Robert H. L Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc BUEHLER Bert P. S 5155 Warner Rd Garfield Heights Ohio Cleveland Builders Supply Co. BUEHLER Ralph N. S Fairfield Brick Co. Zoarville Ohio BUESSEM W. R. L Pennsylvania State University College of Mineral Industries University Park Pa BUFFALO CHINA INC R. E. Gould 75 Hayes Buffalo 10 N. Y. Place BUGOSH John X E. I. du Pont de Nemours & Co. Industrial & Biochemicals Dept. Experimental Station Wilmington Del , BUILDERS BRICK CO Burley Clay Products Co. BURN Harold J. D. Burn Fireclay Co. Ltd. 76 Jesmond Rd Newcastle 2 England BURNAND Guy M. Life Messrs Johnson Matthey & Co. Ltd. 78 Hatton Garden London E. C. 1 England BURNHAM Forrest E. W 505 Tenth St. Apt 5 Golden Colo Coors Porcelain Co. BURNS Frederick L. W ; 109 Northern Ave. Kittanning Pa Eljer Div Murray Corp. of America BURNS Henry K. Jr. S 1620 Waverland Dr. Macon Ga Burns Brick Co. BURNS R. S. E Armco Steel Corp. Research Library Middletown Ohio BURRISS William K. G Consolidated Feldspar Dept. College of Ceramics at Alfred Univ R. C. Houlahan International Minerals & Alfred N. Y. 3800 Ninth Ave. S. Seattle 8 Wash Chemical Corp. BROWNEWELL George E. R Diamond Alkali Co. BULKLEY Ronald B Socony Mobil Oil Co. Inc. Old Orchard Rd Skokie Ill BURROUGHS F. H. W 4701 Paddock Rd Cincinnati 29 Ohio Research Dept. Paulsboro N. J. Box 1329 Trenton 7 N. J. BROWNFIELD Lyman Brownfield & Malone 50 W. Gay St. Columbus Ohio BRUBAKER Burton D. 84 rear W. Lakeview Ave. Columbus 2 Ohio BRUCH Charles A. L General Electric Co. Research Lab Schenectady N. Y. BRUCHMANN Helmut W Haeger Potteries Inc. Dundee Ill BRUEGGERHOFF Charles R Trebol Tile Box 5105 W. Austin Station Austin 31 Texas BRUMM Carl E. G 2728 Nash Rd Toledo 13 Ohio Kimble Glass Co. BRUNNER Cedric D. W 432 W. Fourth St. Pecatonica Ill Ipsen Ceramics Inc. BULLOCK Donald J. W AC Spark Plug Div General Motors Corp. . 1300 N. Dort Hwy Flint 2 Mich BULLOCK Gordon University of Birmingham Dept. of Physical Metallurgy Edgbaston Birmingham 15 England BUNAG Miss Milagros M. 67 Church St. New Brunswick N. J. BUNGE Fred H. M M. A. Hanna Co. Research Lab Hibbing Minn BURCH Oscar G. GF Illinois Box 1035 Toledo 1 Ohio BURCHENAL Charles H. W Cambridge Tile Mfg Co. Box 71 Cincinnati 15 Ohio BURCHFIEL B. M. RFI Star Porcelain Co. BURROUGHS Jack E. Sr B 2005 Milam St. Fort Worth 12 Texas Convair BURT Roland C. R 355 Lawrence Rd Broomall Pa Naval Boiler & Turbine Lab BURTON Howard B. G 1618 Arlington Ave. St. Paul 17 Minn Minnesota Mining & Mfg Co. BURWELL John T. Jr. B American Radiator & Standard Sanitary Corp. 40 W. 40th St. New York 18 N. Y. BUSH Edward A. B Corning Glass Works Corning N. Y. BUSH Ralph R. M 520 McKinley St. North Canton Ohio Bonnot Co. BRUNO Lucien V. S 4458 Rosewood Pl Riverside Calif BUSH W. G. & CO Alvin P. Warden Guignard Brick Works Pacific Clay Products 174 Third Ave. N. Nashville 3 Tenn Box 546 West Columbia S. C. BURCHFIELD Paul E. G BUSHONG R. M. R BRUSH George D. SI Wyandotte Chemicals Corp. National Carbon Co. Harrop Ceramic Service Co. 1609 Biddle Ave. Wyandotte Mich 3625 Highland Ave. 35 E. Gay St. Room 413 BURDICK Milton D. WFI Niagara Falls N. Y. Columbus 15 Ohio National Bureau of Standards BUSSEY Donald A. R BRUSSE William Jr. E Engineering Ceramics Section Kaiser Aluminum & Chemical Corp. 2020 Lombard Ave. Evansville Ind Washington 25 D. C. Refractories Plant Whirlpool Corp. BURDICK Sidney D. GI Moss Landing Calif BRYANT Eugene E. EFI 104 Argonne St. Corning N. Y. BUSTEED Donald J. WI Ferro Corp. 4150 E. 56th St. Corning Glass Works 8 Janet Circle Shrewsbury Mass Cleveland 5 Ohio BURGESS D. Gordon W = Bay State Abrasive Products Co. BRYCE Homer L. S Henderson Clay Products Box 870 Henderson Texas BUCHAN M. A. RI A. P. Green Fire Brick Co. Troy Idaho BUCK GLASS CO Royden A. 705 Mercantile Trust Bldg Calvert & Redwood Sts Blunt Baltimore 2 Md Old Oak Lane Winchester Mass Arthur D. Little Inc. BURGYAN Aladar E 2154 W. 98th St. Cleveland 2 Ohio Ferro Corp. BURKE J. E. B General Electric Co. Research Lab Box 1088 Schenectady N. Y. BURKE L. Roger R Chas Taylor Sons Co. 1203 Peoples Bank Bldg 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 Ill Muter Co. BUTLER C. Edward BI 106 Main St. Port Allegany Pa Pittsburgh Corning Corp. BUCK Ivan E. Jr. E Pittsburgh 22 Pa BUTLER F. W. W . Westinghouse 1025 Park Ave. Plainfield N. J. BURKERT John G. Jr. MJI Akron Porcelain Co. Akron 14 Ohio pet Electric Corp. .84 Green St. Valley Stream N. Y. BUTLER Sidney R. . CKLES Paul E. MI Grumman Aircraft Pennsylvania State University Donald cae 442 Taylor St. Zanesville Ohio Engineering Corp. - 305 D Mineral Industries Bldg we Hagar Ceramic Materials BURKHALTER Edward SI University Park Pa BUCKLEY D. B Champion Spark Plug Co. 900 Upton Ave. Toledo 1 Ohio 7219 Interlaaken Dr. Tacoma 99 Wash Builders Brick Co. BUTLER Thomas J. Jr. S Box 279 Austin 62 Texas Butler Brick Co. VOL 38 No. 10 1959 519 BUTTERFOSS Bruce W. WJ Simonds Abrasive Co. Tacony & Fraley Sts Philadelphia 37 Pa BUTTERWORTH William N. G General Refractories Co. 1936 Illuminating Bldg Cleveland 13 Ohio BUTTLE Robert L. L 17 Oaklawn Rd Summitt N. J. Radio Corp. of America BUTTON Daniel D. BJI Alfred N. State University of New York College of Ceramics at Alfred Univ BUXTON Juan C. Santa Clara 173 San Isidro Buenos Aires Argentina Ferrum S. A. BUZARD Fred T. M Bell Pine & High Sts Plymouth Ohio Heath Co. BUZARD William F. M Heath Co. Plymouth Ohio BYRNS Alva C. R Kaiser Aluminum & Chemical Metals Div 1924 Broadway Oakland 12 Calif Corp. BYRON Julian K. 750 Fowler St. N. W. Atlanta Ga C CABANILLAS Oscar Gonzales S Puerto Rico Clay Products Corp. Box 4729 San Juan Puerto Rico CABLE John A. W 1443 Viola Pky N. W. Canton 8 United States Ceramic Tile Co. CABLE Margaret DF 1520 San Miguel Ave. Santa Barbara Calif Ohio CABLE Michael Massachusetts Institute of Technology if . Dept. of Metallurgy Ceramics Div Cambridge 39 Mass CABLE Stephen J. W 3720 Eaton Rd N. W. Canton 9 Ohio United States Ceramic Tile Co. CABOT GODFREY L. INC Frank E. Daley 125 High St. Boston 10 Mass CACCAMISE Charles T. B Union Carbide Metals Co. Box 596 Niagara Falls Y. CACCIOTTI Joseph J. B 38 Illona Dr. Greenhills Ohio General Electric Co. CAHOON Harold P. S Interstate Brick Co. 3100 S. 11th E. Salt Lake City 6 Utah CAHOON John B Jr. B 673 S. Livermore Ave. Livermore Calif Lawrence Radiation Lab CAIN Robert W. RI Electro Metallurgical Alloy W. Va Co. CAITO A. M. RI Basic Incorporated Maple Grove P. O. Fostoria Ohio CALA Charles F. G 144 Hoover Rd Rochester 17 N. Y. Bausch & Lomb Optical Co. CALABRESE Donald W. _ 404 N. Madison St. Rome N. Y. CALDWELL Smiley Jr. G 827 Bayou St. Vincennes Ind Blackford Window Glass Co. CALDWELL Smiley M. III G 300 Cove Ct Clarksburg W. Va Pittsburgh Plate Glass Co. ALDWELL William D. EI Perfection Industries vanhoe Rd Cleveland 10 Ohio 1135 520 4 CALLAHAN H. D. WFI United States Ceramic Tile Co. 217 Fourth N. E. Canton Ohio CALLAHAN Robert M. L Channel Industries Inc. 427 Olive St. Santa Barbara Calif CALLINAN Edward E. RFI 1386 Spruce St. DeKalb Park Norristown Pa Alan Wood Steel Co. CALVER James L. B Virginia Div of Mineral Resources Box 3667 University Sta Charlottesville Va CAMERON David G. M Haller Inc. 16580 Northville Rd Northville Mich CAMPBELL C. V. SI 444 Florida Ave. Chester W. Va American Vitrified Products Co. CAMPBELL Edward S. F Northwestern Glass Co. 5801 E. Marginal Way Seattle 4 Wash CAMPBELL Frank Jr. R 6733 Edgemoor Way San Jose 29 Calif Bethlehem Steel Co. CAMPBELL G. Donald G 3190 Morningside Dr. Allison Park Pa Pittsburgh Plate Glass Co. CAMPBELL Ian B California Institute of Technology Div of Geological Sciences 1201 E. California St. Pasadena 4 Calif CAMPBELL J. Douglas W Lithium Corp. of America Inc. 540 Lincoln Bldg 60 E. 42nd St. New York 17 N. Y. CAMPBELL Robert J. Jr. B University of Washington 304 Roberts Hall Seattle 5 Wash CAMPBELL Robert M. WFI Box 1003 Alfred N. Y. State University of New York College of Ceramics at Alfred Univ CAMPBELL Tom W. R 6 Oak Dr. Poland Ohio Electro Refractories & Abrasives Corp. CAMPBELL Van E. W 363 Highland Ave. Wadsworth Ohio Brass Co. Ohio CAMPBELL William B. I Georgia Institute of Technology Engineering Experiment Station Rm 213 Atlanta 13 Ga CAMPOS F. Torres Fabrica Nacional de Vidrio C. A. Box 1049 Caracas Venezuela CANADIAN CERAMIC SOCIETY Miss L. C. Keith 49 Turner Rd Toronto 10 Ont Canada CANFIELD J. J. EF 2909 Orlando Dr. Middletown 20 Ohio Armco Steel Corp. CANNON John D. 2167 Highview Rd S. W. Atlanta 11 Ga CANO John R. L Photocircuits Corp. 31 Sea Cliff Ave. Glen Cove L. I. N. Y. CAPEK Raymond G. I 2646 S. Clarence Ave. Berwyn Ill CAPELLMAN John J. R 1118 Highland St. Tarentum 1. Pa Pittsburgh Plate Glass Co. CAPLAN Albert L Dawson Auto Parts 92 Wellington S. Sherbrooke Que Canada CAPORALI Ronald GJ 50 Deshon Ct Butler Pa Preston Labs Inc. CAPPS Webster G National Bureau of Standards Washington 25 D. C. CAPRIO Mario J. R 505 Clyde St. New Kensington Pa Aluminum Co. of America CAPUTO Arnold P. S Plasticrete Corp. 1883 Dixwell Ave. Hamden 14 Conn . CARBORUNDUM CO Paul N. Gillon Library 1-2 Niagara Falls Y. CARDER Frederick Honorary GF 249 Pine St. Corning N. CAREY J. Sheldon D Kansas Dept. of Design University of Kansas Lawrence Kans CARINI George F. Dept. University of Missouri Geology Dept. Swallow Hall Rm 12 Columbia Mo. CARL John E. GI Corning Glass Works Greenville OhioOhio CARLSEN Fred L. Jr. RJ 108 Principia Lane 102 Oak Ridge Tenn Oak Ridge National Lab CARLSON Joseph A. S 50 Hawthorne St. San Francisco 5 Calif Kraftile Co. CARLSON Robert H. W 324 E. Maitland Lane New CastleCastle Pa Universal Corp. CARLSON William A. E Permutit Inc. 1000 West Ave. Rochester 3 N. CARLSON William G. RI 175 Glenfield Dr. Pittsburgh 35 Pa Westinghouse Electric Corp. CARLYLE Edward C. S Carlyle Tile Co. Box 128 Ironton Ohio CARMAN Justice N. L Carman Labs Inc. Box 328 Bedford Mass CARNAHAN Thomas D. MI B. F. Drakenfeld & 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. Spinks Clay Co. Inc. Box 151 Fort Thomas Ky CAROTHERS R. B. MF H. Spinks Clay Co. Inc. Box 829 Paris Tenn CAROTHERS Richard B. Jr. M H. C. Spinks Clay Co. Inc. Box 829 Paris Tenn CAROTHERS T. E. M Gladding McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39. Calif CARPENTER F. Scott Jr. M Godfrey L. Cabot Inc. 125 High St. Boston 10 Mass CARPENTER Harry W. B 7501 Remmet Ave. Canoga Park Calif Atomics International CARPENTER Robert M. S : Pleasant Rd Warehouse Point Conn Engineering Consultant CARPENTER Woodrow W. E Box 293 Newport Ky Ceramic Coating Co. LOWREY GLASS CO Charles E. Lindsay Kloman & Wenburn Sts , Baltimore 30 Md CARR Robert E. G Ohio 414 N. High St. Lancaster Ohio Anchor Hocking Glass Corp. CARRELL Michael A. 804 Grand Ave. Keokuk Iowa CARROLL Jerry W. R Calif 5339 Newcastle Ave. Encino Calif Atomics International CERAMIC BULLETIN a CARI CARI ( CARI CARI CAR CART CECI CECI CECI CCEDCED CENT CENT CENT VOL wert SIDICA CO E. C. Sawyer CHASE Dana EF 1987 N. El Molino Ave. 806 Market St. Zanesville Ohio Dana Chase Publications Altadena Calif CENTRE TECHNIQUE DES Elmhurst National Bank Bldg North American Aviation Inc. TUILES ET BRIQUES York St. at Park Ave. Elmhurst Ill CARRUTHERS John L. SFI CARUTHERS Ohio State University Jacques Labansat 23 rue de Cronstadt Paris XV France ' CHATTAHOOCHEE BRICK CO Paul M. Clark Dept. of Ceramic Engineering CERAMICA OLIVOS S. A. Chattahoochee Station Atlanta 18 Ga 124 W. 17th Ave. Columbus 10 Ohio Bernardo Fainberg CHATTANOOGA GLASS CO CARTER & CO LTD William D. Reed East Quay Rd Poole Dorset England Sarmiento 470. Buenos Aires Argentina CERAMIC ASSOCIATION OF JAPAN . Yogyo Kyokai Joe G. Venable Chattanooga 10 Tenn CHAUMEIL Frederic Verreries de Saint sur Loire CARTER David W. 1712 Mayfield Ave. Joliet Ill No. 7 Shiba Nishikubosakuragawa Minato Tokyo Japan Saint Loire France CHEMICAL PRODUCTS CORP CARTER D. R. M Picher Co. 3 American Bldg Cincinnati , Ohio CERAMIC COLOR & CHEMICAL MFG CO W. F. Wenning Robert C. Barrett Box 815 Cartersville Ga CHEN Louis Y. CARTER F. B. WI Tiffin 12 Ohio Box 297 New Brighton Pa CERMAK Frank WF Box 1172 Alfred N. Y. CHEN Paul S. K. L American Corp. 1542 Union St. Schenectady 9 N. Y. . Hoffman Electronics Corp. CARTER George J. 10202 20th N.E. Seattle 55 Wash - CARTER Gerard T. W Oakland St. R.R. 1 Box 11 CERMAK George F. B Berkshire Chemicals Inc. 4500 Euclid Ave. Cleveland 3 Ohio CERNY Joseph J. E Semiconductor Div 1001 N. Arden Dr. El Monte Calif CHENG Tao Union Industrial Research Institute Mattapoisett Mass Dubilier Electric Corp. Resistors Inc. 5226 W. 26th St. Chicago 50 Ill Box 100 Hsinchu Taiwan Formosa China CARTER John A. 5058 La Vista Rd R. R. 1 Tucker Ga CARTER R. B General Electric Co. Research Lab CERULLI N. Francis B General Corp. Materials Res & Dev Dept. 5810 . Box 1947 Sacramento Calif CHADEYRON A. A. G. CHERGOSKY Martin M. 206 Cedar St. Urbana Ill CHERNIACK George B. B Union Carbide Metals Co. Metals Research Labs 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. Cleveland Magnesite & Refractory Co. Ltd. Normanby Brickworks Normanby Middlesbrough York England CHAMBERLAIN Eugene R Standard Fire Brick Co. Div A. P. Green Fire Brick Co. 4625 Royal Ave. Niagara Falls N. Y. CHESTERS John H. F United Steel Companies Ltd. Research & Development Dept. Swinden Laboratories Moorgate Rotherham Yorks England CHICAGO POTTERY CO CARVLIN George M. Jr. R Koppers Co. Inc. Koppers Bldg Pittsburgh 19 Pa CASAMO Charles C. G Sylvania Electric Products Inc. Emporium Pa : CASE Douglass A. W Mountain View Rd West Trenton 8 N. J. Ferro Corp. CASHIN William M. R 151 Mann Ave. Cohoes N. Y. : General Electric Co. REED William D. Carter & Co. Ltd. East Quay Rd Poole Dorset England CASPER Richard L. Box 787 Alfred N. Y. CASS F. Richard L Lambertville Ceramic & Mfg Co. Lambertville N. J. CASSIDY Donald J. Box 1161 Clemson S. C. CASTERLINE Dale R. WJ 664 N. Grant St. Wooster Ohio Doric Corp. CATON Milton W. RF 22490 Nevada Ave. East Detroit Ceramic Div Mich Champion Spark Plug Co. CAVANAUGH Clifford E. Jr. 1332 Porter St. Philadelphia 48 Pa CAVANAUGH D. J. WI 4221 Crestwood Dr. N. W. Canton 8 Ohio United States Ceramic Tile Co. CAYFORD James M. EI 1317 Ridge Ave. Steubenville Ohio } Toronto Paperboard Co. * CBS ELECTRONICS ; Arnold L. Magazine : 100 Endicott St. Danvers Mass : CECIL Gowan L. W Lone Star Ceramics Co. Box 14215 Dallas 34 Texas _ CEDOLESA ; .Ceramica Dominguez de Levante S. A. H Eloy Dominguez L. ; Gobernador Viejo 9 Valencia Spain Box 1614 Pueblo Colo CHAMBERLAIN James M. W. W U. S. Stoneware Co. Box 350 Akron 9 Ohio CHAMBERS Fred M National Gypsum Co. Luckey 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 CHANCE A. B. CO Frederick A. Rose Box 830 Parkersburg W. Va CHANTLER L. W. R Standard Lime & Cement Co. Millville W. Va CHAPMAN Alan T. 2063 Jane Ave. Columbus 19 Ohio CHAPMAN Frank E. Jr. EI 1026 Middlesex Rd Baltimore 21 Md Pemco Corp. CHAPMAN G. Marsh W Harshaw Chemical Co. 6265 Wiehe Rd Cincinnati 13 Ohio CHAPPELL Charles H. K National Carbon Co. 30 E. 42nd St. New York 17 N. Y. CHARBONNIER William P. RI Walsh Refractories Corp. 101 Ferry St. St. Louis 7. Mo. CHARLAND Tel L. RI 316 Elias Dr. Pittsburgh 35 Pa Westinghouse Electric Corp. CHARLES Richard J. G General Electric Co. Research Lab Box 1088 Schenectady N. Y. CHARLTON Alex E. W Photoceramics Inc. 1060 W. Front St. Cincinnati 3 Ohio CHARLTON Eric R 5348 Montclair Ave. N.D.G. Montreal Que Canada General Refractories Ltd. of England CHARTERS Melvin L. R. R. 2 Caton Y. . J. S. Clifford 1920 Clybourn Chicago 14 Ill CHICAGO VITREOUS CORP Ave. Alfred S. Ault 1425 S. 55th Ct Cicero 50 III CHIKALLA Thomas D. BJ General Electric Co. 231 Bldg 200 Area Box 100 Richland Wash CHILCOTE Joseph H. R 1907 16th St. N. Arlington 1 Va Bureau of Ships Navy Dept. CHILD Frank S. G Glass Industry 55 W. 42nd St. New York 36 N. Y. CHILD James L. Jr. S Hancock Brick & Tile Co. Box 450 Findlay Ohio CHILDS Clayton G. B 2257 N. York St. Owensboro General Electric Co. Ky CHILDS Edwin E. Jr. LI 224 Church St. N. E. Vienna Va Melpar Inc. CHILDS Gary D. EJI 126 Wilson Dr. Columbus Ga U. S. Army CHIN Ching Argilas e Minerios Industriais Aremina Caixa Postal 6454 Sao S. A. Paulo Brazil CHIOCHETTI Vincent E. J. G 43 Monroe St. Honeoye Falls N. Y. Bausch & Lomb Optical Co. CHISHOLM BOYD & WHITE CO Robert A. Ebersole 610 W. 57th St. Chicago 21 Ill CHISHOLM Harry E. R 37772 Brayton St. Fremont Calif Westvaco Mineral Products Div Food Machinery & Chemical Corp. CHOE Jyung Oock Pennsylvania State University Dept. of Ceramic Technology University Park Pa CHORMANN O. I. E 195 Gregory Hill Rd . Rochester 20 N. Y. CENTRALAB DIV GLOBE INC Robert L. Wolff 900 Keefe Ave. Milwaukee , Wisc CHARVAT Fedia R. B Union Carbide Metals Co. Metals Research Labs Box 580 Niagara Falls N. Y. CHOTHIA Boman S. Wadia Bldg 137 Queen's Rd Bombay India British Hartford Fairmont Ltd. VOL 38 No. 10 1959 , 521 wi : . | 4 fe * a ha a of i" Champaign Champaign Ill ARISTENSEN Carl J. B University ARISTENSEN of Utah ARISTENSEN Salt Lake City 1. Utah RISTIANO Joseph P. L Eitel McCullough Inc. Eitel San Mateo Ave. San Bruno RISTIE RISTIE Leonard D. Jr. R Calif West End Ave. Greenwich Conn Babcock & Wilcox Co. RISTMAN Brian B. W RISTMAN 13 Norris Ave. Metuchen N. J. Richmond Plumbing Rheem Mfg Co. XRISTMAN C. E. E Fixtures Stamping Div Federal Enameling & Stamping Co. Pittsburgh Pa RISTMAN H. M. RI 1514 11th St. N.E. Massillon Ohio- Massillon Refractories Co. FtFt Gordon P. K. EI Permutit Inc. Research Lab 1000 West Ave. Rochester 3 N. Y. Combustion BB A. M Engineering Engineering Combustion Engineering Inc. Raymond Div 1132 W. Blackhawk St. Chicago 22 Ill HUN Insoo HUN 1874 Claremont St. N. W. Atlanta 18 Ga HN Lee HN Magnolia Rd Yau Yat Chuen Kowloon Hong Kong King Sing Ceramic Works HUNG Dae Hyun Box 1398 Alfred N. Y. ETTER ETTER George A. L Middle Haddam Rd Portland Conn MEXICANA DE REFRACTARIOS A. P. GREEN S. A. H. Fetter Apartado Postal 71 Bis Mexico D. F. HOWSKVI. J. E Fusite Corp. 6000 Fernview Ave. C ati 13 Ohio NC TI MILLING PRODUCTS DIV CINCINNATI MILLING MACHINE CO Philip O. Geier Jr. 4701 Marburg Ave. Cincinnati 9 Ohio APPER Gean P. Tabor Iowa LARE Robert L. MFI 312 Rector St. Perth Amboy N. J. LARK Alec W. Beatson Clark & Co. Ltd. Rotherham York England MARK Arthur R. B ; Foxlyn Laboratories Box 352 Far Hills N. J. MRK C. Burton BF ~ 1766 Meadowcrest Dr. Pittsburgh 28 Pa Harbison Refractories Co. ARK Horace N. R Refractory & Insulation Corp. 120 Wall St. New York 5 N. Y. ARK James L. S 150 Yates St. Denver Colo Robinson Brick & Tile Co. ARK ARK John D. XFI Foote Mineral Co. 18 W. Chelten Philadelphia 44 Pa RK Marion A. 21 S. Clark St. Mexico Mo. RK Paul M. S Chattahoochee Brick Co. Ave. Chattahoochee Station Atlanta 18 Ga Brown 2K Paul W. Firth Research Labs Princess St. Sheffield 4 England Vanderbilt T 41401404 2. T. rd MI naver Dallas 20 Co. Inc. . Texas 38 No. 10 1959 1959 A. F. Green Fire Brick Co. 1018 E. Breckenridge St. Mexico Mo. CLARKE Ford K. G Lansdale Tube Co. Church Rd Lansdale Pa CLAUS Karl M. W Mosaic Tile Co. Research Div Linden Ave. Zanesville Ohio CLAYCRAFT CO Phillip W. Tefft Box 866 Columbus 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 Eugene C. SFI Cannelton Sewer Pipe Co. Cannelton Ind CLEVELAND George B. B California Div of Mines 217 W. First St. Los Angeles 12 Calif CLEVELAND MUSEUM OF ART Library 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 001 Cambridge Mass CLEVER William R. G 401 N. Elm St. Lincoln Ill Pittsburgh Plate Glass Co. CLEVERLY Robert B. WI Mosaic Tile Co. Research & Development Div Zanesville Ohio CLEWS Francis H. British Ceramic Research Assn Mellor Laboratories Shelton Trent England CLIFFORD J. S. W Chicago Pottery Co. 1920 Clybourn Ave. Chicago 14 III CLINE Carl F. B University of California Radiation Labs Livermore Calif CLINE I. R. S Western Brick Co. Box 591 Danville Ill CLINE Robert W. I 263 N. Main St. Manteca Calif CLIPPER DIAMOND TOOL CO INC Joseph Klipper 345 Hudson St. New York 14 N. Y. CLOSE Paul G Illinois Box 1035 Toledo 1 Ohio CLOUD James B. 1010 S. Oak St. Champaign Ill CLOUGH Philip J. R National Research Corp. 70 Memorial Dr. Cambridge 42 Mass CLOWES E. J. L Clowes Ceramic Corp. 3711 Calhoun Ave. Chattanooga 7 Tenn CMOLIK Clarence G. L 4403 Sheraton Dr. Parma 34 Ohio Clevite Research Center COATES Bill SF Coates Co. Box 935 Austin 65 Texas COBLE Robert L. B General Electric Research Lab Box 1088 Schenectady N. Y. COLA CO Marvin Q. Wheeler Engineering Dept. Drawer 1734 Atlanta 1 Ga COCKBAIN Alan G. 20 Francis Crescent South Rotherham Yorks England United Steel Co. Ltd. Champion Spark Plug Co. Ceramic Div 8525 Butler Ave. Detroit 11 COFFEEN William W. LFI 1024 Boulevard Westfield N. Metal & Thermit Corp. COFFIN Leon B. S Andover N. Y. Mich J. Alfred University COGEN Saul S Davidson Brick Co. 4701 E. Floral Dr. Los Angeles 22 Calif ; COGHILL H. T. X - 3832 Woodbridge Rd Columbus 21 Ohio Carborundum Co. COHEN Aaron S Box 405 Willamina Ore Willamina Clay Products 5 COHEN Alvin J. G Mellon Institute 4400 Pittsburgh 13 Pa COHEN Arthur E. G - C.F.I. Corp. Fifth y Ave. Cottage Pl Mineola N. Y. COHEN Bernard G 130 Spruce Wood Circle Geneva N. Y. Sylvania Electric Products Inc. COIN R. H. E Richardson Inc. . Jefferson Rd Frankfort Ind COLBURN Steven C. 332 Berwick Blvd. Waukegan Ill COLE David L. LI 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 44 Alfred N. Y. COLE Sandford S. BFI Titanium Division National Lead Co. Research Dept. Box 58 South Amboy N. J. COLE Sandford S. Jr. LI Sperry Gyroscope Co. Electronic Tube Div Great Neck L. I. N. Y. COLEMAN Caruthers A. S Big Run Coal & Clay Co. 133 N. Limestone St. Lexington Ky COLEMAN J. C. G 3161 Brandon Rd Columbus 21 Ohio . Kimble Glass Co. COLEMAN John H. L Radiation Research Corp. 1114 First Ave. New York 21 N. Y. COLEMAN Robert L. SI 20631 Greenwood Olympia Fields III Chicago Brick Co. COLEMAN Ronald C. R. R. 1 Box 484 Mount Union Pa COLLIGAN George A. B United Aircraft Corp. Research Dept. East Hartford 8 Conn COLLINS Frank P. G Liberty Glass Co. Collins Bldg Sapulpa Okla COLLINS Paul F. WI Austenal Co. Div Howe Sound Co. 7001 S. Chicago Ave. Chicago 37 Ill COLLINS William G. BI 1335 N. Jackson St. Waukegan Ill Manville Products Corp. COLOSKY Benjamin P. R 9613 Camille Rd Jeffersontown Ky Corhart Refractories Co. COLTON Ervin R Chalmers Mfg Co. . Box 512 Milwaukee 1 Wisc COLUMBIA FIRE BRICK CO Box 130 Dover Ohio 523 One Gateway Center Pittsburgh 22 Pa Box 98037 Pittsburgh 27 Pa Box 249 Somerville N. J. COMBS I Will R I 4502 Rambo Lane Toledo Ohio COOK Miles H. L Cameli Dr. Wappingers Falls N. Y. CORBMAN Morriss S New Jersey Shale Brick & Tile Corp. Mexico Refractories Co. IBM Corp. Box 249 Somerville N. J. a COMBUSTION ENGINEERING INC RAYMOND DIV A. J. Chubb 1132 W. Blackhawk St. Chicago 22 III COMEFORO J. E. L : Frenchtown Porcelain Co. COOK Ralph L. LFI 204 Ceramics Bldg University of Illinois Urbana Ill COOK W. Howard R 5908 Nottingham Rd Knoxville 18 Tenn CORDES John E. MI 4818 Paseo de las Tortugas Torrance Calif CORHART REFRACTORIES CO Edward C. Leibig , 940 Commonwealth Bldg Frenchtown N. J. COMER . Richard L. L 6371 Springdale Blvd. Grand Blanc Mich A C Spark Plug Div General Motors Corp. A. COMERCIO E INDUSTRIAS S. Souza Noschese Pedro Noschese - Rua Julio Ribeiro 243 Sao Paulo Brazil COMMERCIAL DECAL INC Alfred Duhrssen Box 759 East Liverpool Ohio COMMERCIALORES INC . Henry S. Doty 30 Church St. New York 7 N. Y. ' COMMONS Charles H. Jr. WFI 2 Forest Lane R. R. Malvern Pa ; Foote Mineral Co. COMPAGNUCCI Julius P. W : 118 Kent St. Trenton N. J. Bay Ridge Specialty Co. CONABEE Earl E. Box 847 Alfred N. CONARD John B. S 600 Hawthorne Lane Mansfield Ohio Richland Shale Brick Co. CONDON Edward U. G 6604 Waterman Ave. St. Louis 30 Mo. Consultant CONNELLY Daniel S. R 2801 N. Park Blvd. Cleveland Heights 18 Ohio American Ship Building CONNOR Joseph H. R. 1 Short's Trailer Ct Co. Oak Ridge National Lab COOK William R. Jr. L Clevite Research Center 540 E. 105th St. Cleveland 8 Ohio COOKE Charles C. G 2858 S. 109th St. Toledo 11 Ohio - Illinois COOKE David C. WI 404 Strawbridge Ave. Westmont N. Universal Corp. COOKE William C. GI Blue Ridge Glass Div American Gobain Kingsport Tenn Corp. COOMBS Verner D. B 1052 Priestly L.P. Erie Pa General Electric Co. COONS John H. R - Corhart Refractories Co. 940 Commonwealth Bldg Louisville 2 Ky COOPER Alfred R. I 45 Orchard St. Jamaica COOPER Charles F. 79 Lion Rd Plain Mass Bexleyheath Kent England COOPER George I. L 1329 E. Vernon Rd Philadelphia 50 Pa U. S. Army Signal Corps Supply Agency COOPER Joseph E. GJ 108 W. Eighth Ave. Tarentum Pittsburgh Plate Glass Co. COOPER Martin M. Jr. R. R. 7 N. Parker Rd Pa Louisville 2 Ky CORNELIUS Yngve R. G Cornelius Engineering Co. Box 6525 Tigard Ore CORNING GLASS WORKS ; Howard R. Lillie Corning N. Y. CORNISH Frank L. G Corning Glass Works Charleroi Pa CORNWELL George L. B 171 Eiseman Kenmore 17 N. Y. Exolon Co. CORP Paul M. E Alliance Ware Inc. Alliance Ohio CORRADA Marco A. G Puerto Rico Glass Corp. Box 4272 San Juan Puerto Rico CORSON Robert GI 21 Campbell Rd Framingham Mass Sylvania Electric Products Inc. CORWIN Rudolph E. L Applied Physics Laboratory 1013 E. 40th St. Seattle 5 Wash COSOLITO Bart G. RJ 43 Cottonwood Rd Port Washington N. Y. Grumman Aircraft Engineering Corp. COSTELLO R. E. W Zeller Corp. Fort Wayne Rd Defiance Ohio COTTON Nigel Elijah Cotton Ltd. Nelson Pottery Hanley Trent Staffs England - COUCH Albert H. RFI Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio Alfred Station Y. Greenville C. COUGHANOUR L. W. L CONOVER Ray C. RI COOPER Roger C. E 4094 Ben Lomond Dr. Palo Alto Calif 1400 Shady Glen Rd Fusite Corp. 6000 Fernview Ave. General Electric Microwave Lab Glendale 8 Calif Cincinnati 13 Ohio COULTER William G. M H. K. Porter Co. Inc. COOPER Ronald G. 4824 Meadowlane N. W. Canton Ohio CONRAD Charles E. Jr. GI Industries Pty Ltd. Pemco Corp. Ford Motor Co. Glass Div Box 1355 Nashville Tenn 402 Liverpool Rd Croydon N.S.W. Australia COUNTS William E. L 1422 W. Home Ave. Flint Mich CONRAD Keith G COOPER Samuel A. Jr. S A C Spark Plug Div Illinois : 409 Scott Ave. Greensboro N. C. General Motors Corp. Box 1019 Oakland 4 Calif Pomona Terra Cotta Co. COURI Richard A. G CONROE Barden A. G COOPER William G. M Box 87 South Woodstock Conn 93 Gorton St. Corning N. Y. 6912 Stadium Dr. Brecksville Ohio American Optical Co. Corning Glass Works Ferro Corp. COURT G. Robert E } CONSOLIDATED FELDSPAR DEPT ' COOPERSTEIN Raymond B 38072 Alta Dr. Fremont Calif INTERNATIONAL MINERALS & 8798 Eldora Dr. Cincinnati 36 Ohio A. O. Smith Corp. CHEMICAL CORP William K. Burriss General Electric Co. COURTNEY Scott J. M Old Orchard Rd Skokie Ill COORS Joseph L B. F. Drakenfeld & Co. CONSOLIDATED GLASS WORKS Coors Porcelain Co. 45-47 Park Pl New York 7 N. Y. LTD I. Donen Box 562 600 Ninth St. Golden Colo COURTRIGHT Edward L. Jr. Germiston Transvaal South Africa COORS PORCELAIN CO 2101 S. College Ave. Apt 4 CONSUMERS GLASS CO LTD Joseph Coors Bryan Texas ; John N. Jordan Box 456 Station B Montreal Que Canada CONTARDI William A. LI 600 Ninth St. Golden Colo COPELAND Howard R. R 34 Countrywood Dr. COUTANT Edward R. G Electric Co. 1285 General Boston Bridgeport 2 Conn Ave. 206 Highland Ave. Metuchen N J. Morris Plains N. J. COVAN H. E. M General Instrument Corp. A. P. Green Fire Brick Co. R. R. 3 Box 10 Bryan Texas CONTINENTAL CAN CO INC COPELAND R. Spencer C. Orton Foundation ATLAS GLASS DIV W. Copeland & Sons Ltd. COWAN J. G. William R. Prindle Spode Works Roselands Billington - 15th & Jacob Sts Wheeling W. Va Trent Staffs England Haughton Staff England . COOK Eugene M. G COPP Albert N. Universal Grinding Wheel Co. Fi 509 Broadlawn Terrace Vineland N. J. : Kimble Glass Co. . COOK Herman L. EF 1555 Beardsley Ave. Muskegon Mich Warner Norge Div COOKLouis S. Corp. HH Kaskilane Concord Calif 314 Stuart Ave. Aurora III CORAH DonalEd. I 2440 N. Forest Rd Getzville N. Y. CORBAN Wilbur H. W 3275 Buena Vista Circle Zanesville Ohio Ceramic Supply Co. COWAN Robert E. B 3806 Gold St. Apt 12 Los Alamos N. M. Los Alamos Scientific Lab COWELL J. Robert Jr. G - Woodville Lime Products Co. 2140 Jefferson Ave. Toledo 2 Ohio VOL 38 No. 10 1959 i Fg ig i: ti ye We 4. il: t ye : : h i. " : 4 : : \ ie ! : ! . " : St. Marys Pa OWLES Roderick J. B OWLES Walworth Co. Research & Development Div 1505 Washington St. Braintree 85 Mass COWLINGCOWLING Kenneth W. 79 Norwood Rd Sheffield 5 England Thos Marshall & Co. Ltd. COX John E. E COX Mellon Institute 4400 Fifth Ave. Pittsburgh 13 Pa John COX COX John J. 19th N. E. Seattle 5 Wash COX Paul E. SF COX 520 Canal St. Baton Rouge 2 La COX Samuel F. G - 1722 Alcoa Dr. Arnold Pa Pittsburgh Plate Glass Co. COX Shaun M. Normanhurst Westoe Village South Shields Durham England Consultant COY John Joel E 4 Noreen Dr. Scarborough Ont Canada Frigidaire Products of Canada Ltd. COZAD John O. G Demuth Glass Works Inc. Box 629 Parkersburg W. Va CRAFT R. S. R Findlay Clay Products Co. Box 517 Washington Pa CRAIG Bruce G. E 4520 N. 148th Milwaukee Wisc A. O. Smith Corp. CRAIG David M. Jr. G Pittsburgh Plate Glass Co. One Gateway Center Pittsburgh 22 Pa CRAIG James W. RF Canadian Refractories Ltd. 540 Canada Cement Bldg Montreal 2 Que Canada G John D. Jr. W 5 Turf Rd Levittown Pa Manufacturer's Representative CRAIN Harold H. Jr. RI 228 Constitution Dr. Pittsburgh 36 Pa Westinghouse Electric Corp. CRAMER Deane G. 7 Lakeside Tr Urbana Ill CRAMER W. E. WFI Industrial Ceramic Products Inc. 965 W. Fifth Ave. Columbus 8 Ohio CRANDALL Eugene R. RI 258 Gulf St. Milford Conn American Refractories & Crucible Corp. CRANDALL James R. EFI 4514 Chestnut St. Bethesda 14 Md National Bureau of Standards CRANDALL William B. RFI Box 707 Alfred N. Y. State University of New York College of Ceramics at Alfred Univ CRANE CO CHATTANOOGA DIV W. M. Hamilton 33rd and Alton Park Blvd. Chattanooga , Tenn CRAVEN Henry E. R , W. Grace & Co. Davison Chemical Div Box 885 Lake Charles La CRAWFORD George E. WFI Universal Corp. Box 960 New Castle Pa CRAWFORD J. C. Jr. R Manville Sales Corp. 22 E. 40th St.New York 16 N. Y. CRA ORD L. RFI | Foothill Rd Santa Barbara Calif VOL 38 No. 10 1959 Babcock & Wilcox Co. 1040 National City Bank Cleveland 14 Ohio CRESS William C. SI Eastern Brick & Tile Co. Bldg Box 1576 Sumter S. C. CRESSY Morton G Emhart Manufacturing 333 Homestead Ave. Co. Hartford 2 Conn CRIDER Paul H. E 218 McDowell Ave. Dunbar W. Va Beaman Mfg Corp. CRIDGE Edmund S. R. R. 1 Gansevoort N. Y. S. A. CRISTALERIAS DEL URUGUAY Francisco J. Gercar Comercio 1491 Montevideo Uruguay CROCKETT William E. X 1215 N. Arlington Ave. Indianapolis 19 Ind Sales Engineer CRONIN Leo J. L 210 Brewington Ave. Watsonville Calif Semicon of California Inc. CRONINGER George J. M A. J. Wahl Inc. 8 Central Ave. Brocton N. Y. CROOK Charles Edmund W ~ Los Angeles Chemical Co. 4545 Ardine St. South Gate CROOKSTON James A. RI 1224 E. Jackson St. Mexico A. P. Green Fire Brick Co. Calif Mo. CROOM Henry C. SJ 2070 B Ingleside Ave. Macon Ga Burns Brick Co. CROSBY Donald P. RI Box 1108 Jackson Calif Harbison Refractories Co. CROSKEY Carl D. W 208 Rollingdale Rd Catonsville 28 Md Insulator Dept. General Electric Co. CROSS A. H. B. J & J Dyson Ltd. Griffs Works Stannington Nr Sheffield England CROSS Owen H. M Swindell Corp. Box 1888 Pittsburgh 38 Pa CROSSLEY MACHINE CO ; Donald M. Miller 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. RI 2717 Harlan St. Denver 15 Colo Denver Fire Clay Co. CROUCH Marvin A. 5544 Sylvan Dr. Columbia S. C. CROWE Samuel H. Jr. G 416 Mississippi Ave. Crystal City Pittsburgh Plate Glass Co. CROWLEY Henry L. L 365 Forest Rd South Orange N. Crowley Div Aerovox Corp. Mo. J. CROWLEY Michael S. I 18363 S. Klimm Ave. Homewood Ill CRUIKSHANK C. L. XF Great Lakes Foundry Sand 1217 Francis Palms Bldg Detroit 1 Mich Co. CUFFIA Domenic C. 377 Monroe Ave. Leechburg Pa CULLER Vaughn E. G Corning Glass Works Corning N. Y. CULLEY Paul Pole Bridge Rd R. 1 Geneseo N. Y. CULVER Richard L. Delhi Stage Oneonta N. Y. CUMMINGS Leonard C. M 8614 W. 120th Palos Park Ill Chicago Copper & Chemical Co. cece imp nee Glory J. (ay Morning Glory Rd Bound Brook N. J. Manville Corp. CUMMINS Robert K. G General Electric Co. Willoughby Quartz Plant Campbell Rd & Euclid Ave. Willoughby Ohio CUNLIFFE J. A. S Northwest Ceramics Ltd. 306 Qu'Appelle Bldg Edmonton Alta Canada CUNNINGHAM Eugene E. G Corning Fiberglas Corp. Glass Technology Case Ave. Newark Ohio CUNNINGHAM James A. S Adams Clay Products Co. Box 32 Martinsville Ind CUNNINGHAM Robert J. G 2015 Cold Springs Dr. R. R. 3 . Lancaster Ohio Anchor Hocking Glass Corp. CURCIO Anthony L. LI 21 Church Bound Brook N. J. Radio Corp. of America CURCIO Vincent M. Jr. Standard S. A. Caixa 147 Jundiai Sao Paulo Brazil CURL Joseph H. G Corning Fiberglas Corp. Toledo Ohio CURRAN EDWARD ENGINEERING LTD Terence P. Nealon Cardiff CURRAN Martin T. Box 562 Alfred N. Y. CURRAN Robert RI 75-08 35th Ave. Wales Jackson Heights 72 Y. | Plibrico Co. . CURRIE Thomas E. E Box 33 Berwyn Pa Foote Mineral Co. CURRY William J. Jr. R Hiram Swank's Sons Box 630 . Johnstown Pa CURTIS Carl E. RFI R. R. 3 Kingston Tenn Oak Ridge National Lab CURTIS Miles E. E 301 Brunswick Rd Louisville 7 Ky Ferro Corp. CURTIS William H. Jr. G 108 Olan Dr. Glen Burnie 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. Works # Cumberland Md CUTHILL John R. E 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 D DAGER Probert W. MFI 5628 Greenbush Van Nuys Calif . H. C. Spinks Clay Co. DAGGETT George Jr. Box 824 Alfred N. Y. DAHLSTROM Roy X National Lead Co. 111 Broadway New York 6 N. Y. DALE Alfred J. W Contek 3975 Cedar Hill Cross Rd Victoria B. C. Canada DALEY Frank E. MI Godfrey L. Cabot Inc. 125 High St. Boston 10 Mass DALTON Robert H. G 234 Delevan Ave. Corning N. Y. Corning Glass Works 527 ep en 3 e7 a = ce mer ence aw. Lincoln Ave. Detroit 8 Mich 5805Robert A. DALY DALY Gramatan Dr. Yonkers N. Y. DAMASCODAMASCO Frank B DAMASCO Lincoln Rd W. Plainview N. Y. Aviation ) Republic Corp. Arthur G.H. DAMERELL DAMERELL Wilkinson Sword Ltd. Poyle Mill Works EFI Colnbrook Bucks England DANIELSON R. R. DANIELSON 120 Richmond Terrace Rahway N. J. 144 High Rd Corning N. Y. Corning Glass Works DAVIS James T. 886 Boulevard Macon Ga DAVIS Kenneth R. G Famco Inc. Box 117 Highland Park Station Louisville Ky DAVIS M. Paul Jr. 53 Meehan Dr. Dayton 31 Ohio DAVIS N. B. M Quebec Metallurgical Industries Ltd. 88 Metcalfe St. Rm 602 American Nepheline Ltd. 25 King St. W. Rm 3110 Toronto 1 Ont Canada DEIGNAN Charles J. SI 7609 Burkey Ave. Reynoldsburg Claycraft Co. de LACERDA Fred W. Cia Acos Esp Itabira Av 2 C. 17. Acesita M. G. Brazil DELAWARE CLAY CO Ohio Homer W. Wilson Box 352 Delaware Ohio de LEEUW Peter Consultant William H. G DANKS DANKS Mississippi Ave. Crystal City Mo. Glass Pittsburgh Plate Co. DARNDELLARNELL Harmon C. S Murray Tile Co. Inc. Cloverport Ky DARRAH W. A. R DARRAH General Combustion Co. 901 N. Oak Park Ave. Oak Park Ill DAS GUPTA A. K. L Bradley Co. 136 W. Greenfield Ave. Milwaukee 4. Wisc DAUMKE Arthur H. W DAUMKE W. 170 Hillside Ln Hinsdale Ill Harshaw Chemical Co. DAUWALTER A. S W. S. Dickey Clay Mfg Co. Box 2028 Kansas City 42 Mo. DAVENPORT Warren H. R DAVENPORT 53 Paine St. Worcester 5 Mass Ottawa 4 Ont Canada DAVIS Lt Richard P. LJ 18 Artillery Group Southpark Military Reservation Pittsburgh 36 Pa DAVIS Robert E. M 210 E. Park Elmhurst Ill Lindberg Engineering Co. DAVIS Sam H. Jr. WI Kohler Co. Spartanburg S. C. DAVIS Thomas M. DJ 2549 Bryden Rd Columbus 9 Harrop Ceramic Service Co. DAVIS Walter M. R Aluminum Co. of America Ohio 1515 Fidelity Philadelphia Trust Bldg Philadelphia 9 Pa DAY Arthur L. Honorary G 9113 Old Georgetown Rd Bethesda 14 Md Carborundum Co. Refractories Div / Eisenberg & Co. Inc. Central P. O. Box 323 Tokyo Japan DELELLIS Albert J. B Pennsbury Pottery Morrisville Pa DE LEON Aaron R Refractarios Hidalgo S. A. Av Cuauhtemoc No. 142 Apdo Postal 66 Pachuca Hgo Mexico DELGADO Cyril B. G Amwell Rd Neshanic N. J. Glass & Ceramic Supplies Co. DeLONG Hermon W. III GI 67 Main St. Dansville N. Y. Department of Public Works DELOTT Charles R. LJ 30 Dover St. North Adams Mass Sprague Electric Co. DELP Ray G. Norton Co. DAY BrittoTn. R 299 Berkshire Rd Clemson S. C. DAVEY Earl R. W American Fire Clay & Products Co. DEL ROSSO Lt Louis J. RJ Canadian Ohio Brass Co. Ltd. Niagara Falls Ont Canada DAVEY & MOORE LTD K. A. Murdoch Lockfield Ave. Box 157 Canfield Ohio DAY Charles M. R Valley Dolomite Corp. Room 902 915 Olive St. AOBC # 1st Stu Off Btry USA Arty & Msl Fort Sill Okla School DEMAISON R. J. R Brimsdown Enfield St. Louis1 Mo. Quigley Co. Inc. 415 Madison Ave. 17 Middlesex England DAY Delbert E. New York N. Y. State DAVIDSON Albert W 219 S. Sparks St. College Pa DeMARIA VincenCt. G Lab Mill Rd Box 90 Matawan N. J. DAY Frank Jr. G Glass Products Development ae Architectural Tiling Co. Corning Fiberglas Corp. 3612 Merrick Rd nies DAVIDSON E. O. M Trinity Ceramics Inc. Newark Ohio DAY Jack F. WI Meets Seaford L. I. N. Y. DEMUTH GLASS WORKS INC 9016 Diplomacy Row Dallas 35 Texas ' VIES Chester A. WI 2002 Woodland Ave. N. W. Canton Ohio pleat Donald D. Faulkner Box 629 Parkersburg W. Va Park Lake Ave. Titusville N. J. United States Ceramic Tile Co. DENES Peter L American Radiator & DAY Ralph K. GFI 5305 N. Diversey Blvd. Standard Sanitary Corp. 307 W. Harrison Ave. Maumee Ohio Milwaukee 17 Wisc DAVIES Edward G. G Libbey Glass Co. Bradley Co. . Dominion Glass Co. Ltd. DAY Robert B. SI DENISON ENGINEERING DIV Wallaceburg Ont Canada Structural Clay Products AMERICAN BRAKE SHOE CO DAVIES Louis F. M Research Foundation Geneva Ill W. C. Denison 1160 Dublin Rd Carborundum Co. Globar Div DEADWYLER Earnest W. RI Columbus 16 Ohio 2626 Malt Ave. Los Angeles 22 Calif 2599 Glenmawr Ave. DENISON George W. SF DAVIES Ray Jr. R _ Columbus 2 Ohio Ohio Clay Co Box 1776 General Refractories Co. United States Army Cleveland 5 Ohio 681 Market St. San Francisco 5 Calif DAVIES Thomas H. G Mellon Institute 4400 Fifth Pittsburgh 13 Pa Ave. DEAN Homer W Hubbard & Co. Box 61 Lyons Ill DE BECK Hubert O. M ~- Box 264 Johnson City Tenn Consultant DENISON John C. Jr. G John C. Denison & Son Co. Box 63 Rochester Pa DENISON Norman E. S Ohio Clay Co. Box 1776 DAVILA A. E. Fernandez Londres 1122 Longchamps Buenos Aires Argentina Ferro Enamel S. A. FNGR DEBENHAM W. S. RFI United States Steel Corp. 525 William Penn Pl Pittsburgh 30 Pa Cleveland 5 Ohio | DENISON W. C. M Denison Engineering Div American Brake Shoe Co. DAVIS Clarke P. W 82 Broad St. Danielson Conn Standard DAVIS Earl K. G Bausch & Lomb Optical Co. Rochester N. Y. - DAVIS FIRE BRICK CO Oak Hill Ohio George C. Kaiser DAVIS Jr. R Aluminum & Chemical Sales Inc. 1924 Broadway Oakland 12 Calif DAVIS Harry E. WFI Universal Potteries Inc. Cambridge Ohio : DAVIS H. M. E ennsylvania State University Industries Bldg University Park Pa DE CAIN Donald L 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 & Co. 126 Chouteau St. Louis 2 Mo. DECKER Edward L. E 42 Wilson St. Middletown N. Y. Pemco Corp. DE COURSEY Donald T. E 1318 Prospect Dr. Wilmington 3 Del E. I. du Pont de Nemours & Co. DEEG Emil W. B . Bell Telephone Labs 555 Union Blvd. Allentown Pa 1160 Dublin Rd Columbus 16 Ohio DENK William J. 509 W. 11th St. Rolla Mo. DENNIS John S. MJ 17 Del Rio Dr. Yardley Pa United Clay Mines Corp. DENNISON Brook J. G 710 Robinhood Rd Pittsburgh 15 Pa Pittsburgh Plate Glass Co. de PABLO Liberto BJ Apartado Postal 20722 Mexico 6 D. F. Mexico Ferro Enamel de Mexico A. _ DE PIOLENC Gerard X - Saint Gobain Inc. - 500 Fifth Ave. New York 36 N. Y. DE POORTER Gerald 5417 47th S. W. Seattle 16 Wash VOL No 38 10 1959 529 Ferro Corp. DeREMER John W. RI 501 Arizona Dr. New Kensington Pa American Gobain Corp. DERGE Gerhard X Carnegie Institute of Technology Pittsburgh 13 Pa DERINGER W. A. EFI A. O. Smith Corp. 3533 N. 27th St. Milwaukee 1 Wisc deROUX Juan Ramon I Box 1486 Panama Rep of Panama Panama Clay Products Co. Inc. DESENNE Claude M. S 505 Cote de l'Eglise Boischatel Co. Montmorency Que Canada Citadel Brick Ltd. DETAMORE Walter A. S Chemical Products Corp. ~ Box 815 Cartersville Ga DEURVORST F. B. M. Het Zonnehuis Paasberglaan 9 Terborg Holland Koninklijke Fabrieken Diepenbrock & Reigers N. V. DEUTSCHE GLASTECHNISCHE GESELLSCHAFT Bockenheimer Landstrasse 126 Frankfurt Main Germany DEUTSCHE KERAMISCHE GESELLSCHAFT Reuterstrasse 235 Rhein Germany DeVILBISS CO E. F. Frey Phillips & Detroit Aves Toledo 1 Ohio de VILLE Lt Ralph W. WI Hq Air Materiel Command Box 1243 Patterson AFB Ohio 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 Knolls Schenectady 3 N. Y. DEW Robert J. Jr. B DEW Ceram Research Lab University of Tampa Tampa DEWEY B. F. W 42 Summit St. LeRoy N. Y. Fla Lapp Insulator Co. DEWEY John L. R Reynolds Metals Co. Box 191 Sheffield Ala de WYS E. Christiaan B 47 Mountain View Ave. Hurley DEXHEIMER E. C. E 917 Country Club Drive St. Louis 21 Mo. N. DEXTER John N. B 1121 Lambaren Ave. Livermore Calif Lawrence Radiation Lab DEYO R. Daniel R 104 Dogwood Park Forest Ill United States Steel Corp. DIAMANT BOART S. A. 74 ave du Pont de Luttre Bruxelles 19 Belgium DIAMOND ALKALI CO L. T. Welshans Cement Div 300 Union Commerce Bldg Cleveland 14 Ohio DIAMOND Grant S. RFI Electro Refractories & Abrasives Corp. 344 Delaware Ave. Buffalo 2 N. Y. DIAMOND Jacob J. B National Bureau of Standards Conn Ave. & Van Ness St. N. W. Washington 25 D. C. DIAZ Jose J. I Fabrica Nacional de Loza de Penco S. A. Box 31 Penco Chile Seyon Bldg ** BENEDETTOBENEDETTO Bernard Raytheon Co. Waltham Mass 38 No. VOL 10 1959 io AMA , WILLI Asaluma AA ignis 4 a. Pittsburgh Plate Glass Co. DICK William O. Jr. G 170 Deerland Ave. Painted Post Y. Corning Glass Works DICKAS Charles H. E 1524 Sunset Rd Chattanooga Tenn Samuel Stamping & Enameling Co. DICKENS H. A. Nilsen Porcelains Aust Pty Ltd. 221 Separation St. Northcote Victoria Australia DICKEY Herbert R. S 26 Regent St. St. Thomas Ont 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. 329 Noble St. Elmira N. Y. DIEHL Carl W. R 416 Kenwick Dr. Syracuse 8 N. Y. Electro Refractories & Abrasives Corp. DIETERT Harry W. M Harry W. Dietert Co. 1214 Virginia Dr. Kerrville Texas DIETRICH Waldemar F. M 2409 Clay St. San Francisco 15 Calif U. Bureau of Mines DIETTERLE Edwin W. WFI 3834 Monteith Dr. Los Angeles 43 Calif Ferro Corp. DIETZ Earl D. I 3314 Stanhope Dr. Toledo 6 Ohio DIETZEL Adolf 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 & Tile Co. DILLENDER Richard D. Jr. 8 Sunnybrook Trail Signal Mountain Tenn American Lava Corp. L DILLIARD Paul D. GI 1313 E. Wheeling St. Lancaster Anchor Hocking Glass Corp. Ohio DILLINGHAM Robert P. L 2436 Mt. Olive Lane Bradbury Calif . - Gladding McBean & Co. DILLON Ronald A. R 33 Nielsen Lane Lenox Mass General Electric Co. ~ DILLON Zale W 540 S. Samuel Dr. Zanesville Ohio Mosaic Tile Co. DIMOND John A. E General Electric Co. Bldg 1-9 3001 E. Lake Rd Erie 1 Pa DINET Rene Emaux Vitrifies Pailliette 37 ave Charles de Gaulle Charleville Ardennes France DINGLEDINE H. F. S National Sewer Pipe Ltd. 330 Wentworth St. N. Hamilton Ont Canada DINGLER Edward L. Jr. M Carborundum Co. Refractories Div Globar Plant Box 339 Niagara Falls N. Y. DINGWALL Andrew G 588 Grove St. Upper Montclair N. J. Consulting Scientist DINGWALL Andrew G. F. G Brookdale Gardens Apt 12C Bloomfield N. J. Radio Corp. of America 1707 Cherry Lawn Ave. Owosso Mich West Abrasive Co. DIRKSEN A. J. G American Potash & 99 Park Ave. New Chemical York 16 Corp. N. Y. DISTILLATOR Philip R. W Jackson Vitrified China Co. 2 West St. Pelham Manor 65 N. Y. DITHRIDGE Edward H. E Richmond Plumbing Fixtures Div Rheem Manufacturing Co. 1729 Pennsylvania Ave. Monaca Pa DiVITA Sam L U. Army Signal Research & Development Lab . Materials Branch Inorganic Sect Fort Monmouth N. J. DIXON Anna Lane D 815 N. Fourth St. Burlington Iowa DIXON Gene R Kyanite Mining Corp. Dillwyn Va DIXON JOSEPH CRUCIBLE CO W. R. Wyckoff 167 Wayne St. Jersey City 3 N. J. DODD Charles M. SFI Iowa State University Dept. of Ceramic Engineering Ames Iowa DODGE Alfred W. G Continental Can Co. Inc. Hazel Glass Div Box 911 15th & Jacob Sts Wheeling W. Va DOELP E. B. R Hardinge Co. Inc. 205 W. Wacker Dr. Chicago 6 Ill DOERING William E. G 2839 Northwood Ave. Toledo 6 Ohio Illinois DOERSELN Kenneth P. M Silk City Tool & Machine Works 221 Seventh Ave. Hawthorne N. J. DOLL Charles E. W Mount Clemens Pottery Co. Mount Clemens Mich DOMICONE Joseph J. G Corning Glass Works Corning N. Y. DOMINGUES Louis P. B 6803 Belford Dr. Takoma Park 12 Md ; United States Dept. of Interior DOMINGUEZ L. Eloy Cedolesa Ceramica Dominguez de Levante S. A. Gobernador Viejo 9 Valencia Spain DOMINION MINERALS DIV RIVERTON LIME & STONE CO W. K. Rodenbaugh Piney River Va DONEN I. Consolidated Glass Works Ltd. Box 562 Germiston Transvaal South Africa DONEY Louis M. BF Mackin Lane R. R. 20 Knoxville Tenn Oak Ridge National Lab DONLEY John C. BI 5003 Lahoma St. Dallas 35 Texas Texas Instruments Inc. DONLON Robert L. GJ Corning Glass Works Harrodsburg Ky DONNENWIRTH A. L. RI - Carborundum Co. Falconer N. Y. DOORNWAARD John RJ 10 Pompano Rd Worcester 6 Mass Norton Co. DORA Joseph C. E 817 Oak St. Danville Ill Ordnance Ammunition Command DORAN Robert F. LI C.F.I. Corp. ; Cottage Pl Mineola N. Y. DORE James E. R . Olin Mathieson Chemical Corp. Metals Research Labs ; 275 Winchester Ave. New Haven Conn 531 ORF Arthur L. Yale Ave. Apt 307 ORSeFattle , Wash PORN Alvah J. GI PORN Oakwood Dr. Box 152 Corning N. Y. Corning Glass Works ORN G. Neal SI ORN 1015 Kemp Ave. Ironton Ohio : Carlyle Tile Co. MORSETT O. A. W MORSETT Knox Porcelain Corp. Box 2031 Knoxville , Tenn DORSEY Baird L. RF DORSEY 300 Walnut Rd Pittsburgh 2 Pa Jones & Laughlin Steel Corp. DORSEY John J. LI DORSEY P. R. Mallory & Co. Inc. 3029 E. Washington St. - Indianapolis 6 Ind DOTY Henry S. R Commercialores Inc. 30 Church St. New York 7 N. Y. Raymond C. DOTYDOTY 1136 Seventh Ave. Ford City Pa DOUGHERTY Leon A. W 370 North St. Sun Prairie Wisc Wisconsin Porcelain Co. DOUGHERTY W. E. MF DOUGHERTY 1625 Barr Ave. Pittsburgh 5 Pa DOUGLAS Edward A. R 2128 Cornell Rd Cleveland 6 Ohio Brush Beryllium Co. DOUGLASDOUGLAS Richmond Douglas Firebrick Co. Ltd. Dalry Ayrshire Scotland DOUGLAS R. W. Society of Glass Technology Thornton 20 Hallam Gate Rd Sheffield 10 Yorks England DRUMMOND DRUMMOND W. Wendell ( 4711 Winnequah Rd Madison 4 Wisc Bjorksten Research Lab DUBE Alfred D 425 11th St. Lincoln Ill Stetson China Co. DUBER William P. RJ 62 E. Market St. Bethlehem Pa Bethlehem Steel Co. DUBLER Robert H. WI Pacific Div Crane Co. 330 W. Citrus St. Colton Calif DuBOIS H. B. MFI Golding Co. 1401 New York Ave. Trenton 8 N. J. DUCKWORTH Winston BFI Battelle 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. 132 Riddle Rd Woodlawn 15 Ohio DUE Herbert J. L 11 Scoles Ave. Clifton N. J. St. Joseph Lead Co. DUECKER Heyman C. G 3604 Woodridge Silver Spring Md National Bureau of Standards DUEVEL Charles O. Jr. G American Thermos Products Co. Thermos Ave. Norwich Conn DUEY Robert K. S 33 Upper State Rd Doylestown Pa Consultant DUFF R. D. G Illinois Box 1035 Toledo 1 Ohio Wo A n ^ 80 N. Emily St. Crafton Station Pittsburgh 5 Pa Vanadium Corp. of America DUNN John P. W Corning Glass Works Corning DUNN L. W. M H. C. Spinks Clay Co. Inc. Box 1411 Trenton 7B N. J. DUNN Peter E. G N. Rauland Corp. 4245 N. Knox Ave. Chicago 41 III DUNNICAN Ward G. G 277 E. Seventh St. Clifton N. J. Becton Dickinson & Co. DUNSMORE Gordon K. 120 Ninth St. Philipsburg Pa DUPLIN V. J. Jr. BFI Box 785 Lynchburg Va Babcock & Wilcox Co. du PONT E. I. de NEMOURS & CO INC K. A. Williams Electrochemicals Dept. Wilmington 98 Del DURHAM Carl T. L General Electric Co. Jr. Ceramics Div Industry Control Dept. Roanoke DURNWIRTH Roy K. 121 Mercer St. Apt 12 Somerville N. J. DURST William A. L Lynch Rd St. Marys Pa Stackpole Carbon Co. DUVAL d'ADRIAN Vincent L. G Mississippi Valley Res Labs Inc. 901 S. 18th St. St. Louis 3 Mo. DUWEZ Pol B California Inst of Technology Va 1201 E. California St. Pasadena Calif DYCK Walter E. G Pittsburgh Plate Glass Co. Works # Ford City Pa DOWDLE Hugh J. Jr. S 222 Decatur St. Madison N. C. Pine Hall Brick & Pipe Co. DU FRESNE Robert S. L Tektronix Inc. Box 831 Portland 7 Ore : DYNES Marvin W. G 3107 28th Ave. S. Minneapolis Minn University of Minnesota DOWLING Robert F. G American Optical Co. DUGGAN J. J. R Walsh Refractories Corp. DYRE Warren T. E 317 Estaugh Ave. Haddonfield N. J. 4 Mechanic St. 101 Ferry St. St. Louis 7 Mo. Universal Corp. Southbridge Mass DOWNS C. D. L Columbian Carbon Co. DUGGER Cortland O. L 164 Jerome St. West Medford 55 Mass Massachusetts Institute of Tech DZURA Edward J. B 7110 Peach Tree Rd Lynchburg Va Babcock & Wilcox Co. Mapico Iron Oxides Unit DUHRSSEN Alfred D 601 Cass St. Trenton 10 N. J. Commercial Decal Inc. DRAKE Arthur D. S Box 759 East Liverpool Ohio E R. R. Blacklick Ohio Claycraft Co. DRAKE M. Ellis D Alfred University Alfred N. Y. DUKE Edward T. G Nicolet Industries Inc. Nicolet Ave. Florham Park N. J. . DUKE John J. W PICHER CO D. R. American Bldg Cincinnati EAGLES Allen E. BJ R. R. 2 Old Crowpond Rd Carter 1 Ohio DRAKENFELD B. F. & CO Scott J. Courtney 45-47 Park Pl New York 7 N. Y. { DRAKER Harry C. M 38600 Courtland Dr. Willoughby Harshaw Chemical Co. Ohio DRAMMENS GLASSVERK Ragnar Tanberg Drammen Norway DRAPER Perry E. W Mansfield Sanitary Inc. Perrysville Ohio DRESSLER Philip MFI 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. Inc. Box 265 Elmira N. Y. DREYLING Lewis J. R 229 Milltown Rd Milltown N. J. Quigley Co. Inc. DROUHARD W. J. WI Mansfield Sanitary Inc. rrysville Ohio MOND Charles H. G Box 33 Saxonburg Pa Du 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 DUNBECK Norman J. R International Minerals & Chemical Corp. Old Orchard Rd Skokie Ill 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 1 Ohio Evans Pipe Co. DUNEGAN Harry C. L 433 Glenhill Dr. Chattanooga 5 Tenn American Lava Corp. DUNGAN Robert H. LI 5365 Holiday Rd R. R. 2 Peekskill N. Y. U. S. Air Force EARL J. Alfred LI 1621 S. El Molino St. Alhambra Calif Technical Industries Corp. EASTER George J. RFI Electro Refractories & Abrasives Corp. Willett Rd Buffalo 19 N. Y. EASTLY Michal R. 4019 Crestwood Irvington Calif EATON Lawrence E. I 34 Mt. Pleasant St. Cambridge 40 Mass EAVES W. M. M Cooley Clay Co. Hickory Ky EBERSOLE Robert A. R Chisholm Boyd & White Co. 610 W. 57th St. Chicago 21 III EBY Robert K. G Ford Motor Co. Dearborn Glass Plant Dearborn EBRIGHT Harry E. RF American Clay Forming Co. E. Duncan St. Tyler Texas ECK Bernard J. RI Griffin Wheel Co. Mich 1639 Css Rd Maumee Ohio Hopkins Minn 445 N. Sacramento Blvd. Illinois { VOL VOL 38 No. 1959 Minneapolis Reg Co. Chicago 12 Ill 533 i ot 455 Second S. Apt 13 Salt Lake City 11 Utah ECKEL Harold A. Trinidad Clay Products 44 South Quay Port of Trinidad B. W. I. Ltd. Spain E. A. Thomas Salem Ohio ELLARD Earle R. RI 344 Clinton Ave. Tiffin Ohio Basic Incorporated ELLEFSON Bennett S. G Sylvania Electric Products Inc. Dynamidon Engelhorn & Co. GmbH Sandhofer Strasse 112-124 17a Mannheim Germany ENGLE Glen B. B Speer Carbon Co. Research Div ECONOMOS George L 36 White Ave. Newton Centre 59 Mass Massachusetts Institute of Technology EDGAR Allen C. M Edgar Plastic Kaolin Co. Edgar Fla 730 Third Ave. New York 17 N. Y. ELLIOTT C. Franklin RJ 3708 Cuscowilla Trail Chattanooga 5 Tenn American Lava Corp. ELLIS Donald G. M West End Chemical Co. Packard Rd & 47th St. Niagara Falls N. Y. ENGLERT William J. G 304 Vernon St. New Kensington Pa Pittsburgh Plate Glass Co. ENGLISH CHINA CLAYS SALES CORP EDGAR Clement B. R M. H. Detrick Co. 1607 Pittsburgh 22 Pa Oliver Bldg Div Stauffer Chemical Co. 1956 Webster St. Oakland 12 Calif ELLIS James S. 6 E. 45th St. New York 17 N. Y. ENHUS Hans Gosta AB Malardalens Tegelbruk EDGAR PLASTIC KAOLIN CO Allen C. Edgar Edgar Fla Massachusetts Institute of Technology Rm 4-051 Cambridge Mass " 27 Eriksbergsgatan Stockholm 3 Sweden EDLIN Vernon B 101 Olympic Pl Seattle 99 Wash ELLIS J. Leslie SI Box 47 Summitville Ohio ENLOE Scroop W. Jr. M Harris Clay Co. Spruce Pine N. C. Boeing Airplane Co. Summitville Tiles Inc. ENOCH Charles R. R EDSTRAND Elmer W. M ELLISON Henry W. G 320 Spring Lane King of Prussia Pa 5544 Bohlander Ave. Berkeley 1 Ill 169 E. Third St. Corning N. Y. Refractory Specialties Co. Lindberg Engineering Co. Corning Glass Works ENOS W. Kenneth G EDWARDS F. M. W ELLISON R. W. R Box 1592 Anderson S. C. Dairy Lane R. R. 2 1551 E. Loma Alta Dr. Corning Fiberglas Corp. East Liverpool Ohio Altadena Calif EPSTEIN Edward Jr. R Porcelain Div Ferro Corp. Consultant Laclede Works EDWARDS J. B. S Reliance Clay Products Box 13226 ELMER Jack T. R 1661 Foothill Park Circle Refractories Div H. K. Porter Co. 4705 Ridgewood Ave. St. Louis Mo. Dallas 20 Texas Lafayette Calif ERARD Edward G EDWARDS Jesse B. Jr. Box 4711 College Station Kaiser Aluminum & Chemical Corp. ELMER Thomas H. B Vidrio Neutro S. A. La Rosa 9 Mexico 16 D. F. Mexico Clemson S. C. EDWARDS William R. W 30 W. Fourth St. Corning Y. Corning Glass Works ERICKSON A. Alfred G 84 Pershing St. Corning N. Y. 424 Balsam Dr. Davison Mich ELOSUA Bernardo SF Corning Glass Works A C Spark Plug Div Ladrillera Monterrey S. A. ERICKSON Allen J. G General Motors Corp. Box 360 Monterrey N. L. Mexico 4239 E. 74th St. Seattle 15 Wash EGERTON Lawson L ELOSUA M. Bernardo S Northwestern Glass Co. Bell Telephone Labs Inc. Ladrillera Monterrey S. A. ERIE TECHNICAL CERAMICS Murray Hill N. J. Box 360 Monterrey N. L. Mexico DIV ERIE RESISTOR CORP EHLERS Ernest B ELSTON Keith LI Bobby L. Joyner Ohio State University 117 Somerset Ave. Pittsfield Mass Box 677 State College Pa Dept. of Mineralogy 124 W. 17th Ave. Columbus 10 Ohio EHMAN Roy G. GFI General Electric Co. ELY William G. G Pittsburgh Plate Glass Co. ERNSBERGER Fred M. B Pittsburgh Plate Glass Co. Glass Research Center 323 E. Hamilton Ave. 1 Gateway Center Pittsburgh 22 Pa Box 11472 Pittsburgh 38 Pa \ State College Pa EMANUEL E. C. G ERNST Walter S. R : Pennsylvania State University 547 N. President Ave. Lancaster Pa 908 Wedgewood Dr. | EHRLICH Josef W Trenton Potteries Co. Div Crane Co. Armstrong Cork Co. EMHART MANUFACTURING CO Knoxville 14 Tenn Volunteer Portland Cement Co. 309 N. Clinton Ave. Trenton 1 N. J. Francis R. O'Leary ERNST Walter S. Jr. R i EICHBAUM Barlane R. LI 333 Homestead Ave. Hartford , Conn Norton Co. 13221 Eton Pl Santa Ana Calif EMHISER Donald R One New Bond St. Worcester Mass a: YES Aeronutronic Div Ford Motor Co. 130 McWilliams Dr. ERSLEY Emmett J. GJ tee EISENBERG Meyer L Natrona Heights Pa Box 783 Newhall Calif a o Ben Cohen Pittsburgh Plate Glass Co. Thatcher Glass Mfg Co. eer 250 Allston St. Brighton Mass EMISON M. Hershel G Raytheon Co. Corning Glass Works Corning N. Y. ERVIN Guy Jr. B EISS Roger L. EMLEY William S. W 8451 Amestoy St. Northridge Calif sati Box 827 Alfred N. Y. W. Maitland Lane R. R. 3 Atomics International curt EITEL Wilhelm BI University of Toledo New Castle Pa : Shenango China Inc. ERWIN Lee R. G 419 Tocino Duarte Calif Institute of Silicate ResearchOhio 2801 W. Bancroft Toledo 6 Ohio EKDAHL W. Graydon G Manville Research Center EMMEL Donald R. W Eljer Div Murray Corp. of America 25 Snyder St. Springfield Ohio EMMERICH Charles W. Carrier Corp. ERZEN Frank C. LI 1310 S. E. Lee Ave. Beaverton Ore Consolidated ElectrodynamicsElectrodynamics Corp. Manville N. J. 5138 Grove Rd Pittsburgh 36 Pa ESCHENBURG Robert L. II G EKEDAHL J. Charles R 1006 Gardner Ave. Joliet Ill EMMERICH Edward P. L 666 Mountain Blvd. Watchung N. J. 1217 Ashland Dr. Richardson Texas Texas Instruments Inc. Illinois Clay Products Co. EKELUND Bror S. B 7228 Iuka Ave. Cincinnati 43 Ohio Cincinnati Milling Machine Co. Glenco Corp. EMMERICH Liberata G Pennsylvania State University Mineral Industries Library ESCOBAR Alfonso Reyes E Hojalata y Lamina S. A. Apartado Postal 996 Monterrey N. L. Mexico ELDER J. C. WI University Park Pa ESPOSITO Russell P. R Robertson Mfg Co. Box 848 EMRICH Allen H. North American Refractories Co. Trenton 5 N. J. Kent State University Research Center Curwensville Pa ELDERFIELD Raymond N. 15 Runswick Ave. Stopher Hall Kent Ohio EMRICH Emerson W. MI ESSELSTYN Willard A. G R. R. , Box 104 Canonsburg Pa Redcar Yorks England R. T. Vanderbilt Laboratories Washington Tool & Machine Co. ELECTRIC AUTO CO East Norwalk Conn ESSINK John A. Jr. SPARK PLUG & CERAMIC GROUP EMRICH Harold W. SI 14 Mine St. New Brunswick N. J. Robert Twells Box 231 Fostoria Ohio LECTRO REFRACTORIES & ABRASIVES CORP Car Leitten 344 Delaware Ave. Buffalo 2 N. Y. 1560 S. Krameria Denver Colo Denver Brick & Pipe Co. ENBERG Christer ~ Tegellaboratoriet Brick Laboratory Drottning Kristinas vag 45 Stockholm O Sweden ESTES Joseph F. W Haeger Potteries Inc. 7 Maiden Lane Dundee Ill ETHEREDGE Otis K. M Box 252 Gordon Ga Southern Clays Inc. VOL 38 No. 10 1959 535 { a see wee 115 Runnymede Ave. Wayne Pa American Society for Testing Materials EUBANK William R. B 2301 Hudson Rd St. Paul 6 Minn Minnesota Mining & Mfg Co. EUBANKS Alfred G. E 10802 Stella Court Kensington Md National Bureau of Standards EUSNER George R. R 1025 Summitt St. McKeesport Pa United States Steel Corp. EVANS Charles E. MI 170 Kendall Rd Franklin Park N. J. Titanium Alloy Mfg Div National Lead Co. EVANS C. L. W Universal Clay Products Co. Box 1631 Sandusky Ohio - EVANS Daniel Owen G Houze Glass Corp. Fiber Glass Div Point Marion Pa 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 Box 1467 Charleston 25 W. Va Jr. EVANS PIPE CO T. J. Evans III Box 351 Uhrichsville Ohio EVANS Richard F. W 504 N. Orchard Rd Syracuse 9 N. Y. Tile Inc. EVANS Ross M. S 604 E. Mechanic St. Brazil Arketex Ceramic Corp. EVANS T. J. III S Evans Pipe Co. Ind Box 351 Uhrichsville Ohio EVANS W. Gordon Geo L. Ashworth & Bros. Ltd. Broad Street Works Hanley Stoke England ANS William A. ! Edward John & Co. Ltd. Sussex St. Coburg Melbourne N.14 Vic Australia EVANS William W. SI R. R. 4. State Rd 340 W. Brazil Ind American Vitrified Products Co. EVERHART J. O. SFI Ohio State University Engineering Experiment Station 156 W. 19th Ave. Columbus 10 Ohio EWING Robert F. WI Mansfield Sanitary Inc. Perrysville Ohio EXOLON CO R. Philip Harty 1000 E. Niagara St. Tonawanda N. Y. EYERLY George B. S Malvern Brick & Tile Co. Box 415 Malvern Ark EYLES Thomas E. G 4524 Vermaas Dr. Toledo 12 Ohio Illinois F FABER William M. Sr. L 1025 Fulton St. Elkhart Ind Chicago Telephone Supply Corp. FABIANIC W. L. RFI Laclede Works Refractories Div H. K. Porter Co. 4705 Ridgewood Ave. St. Louis Mo. FABRICA de LADRILLOS REFRACyTREA FRR ACI TAO RIS OS HARBISON S. A. . Salvador Odriozola Gomez Apartado 390 Monterrey N. L. Mexico | ALEGRE F RICA PORCELANA da LDA Gabinet^e Lab Central de Estudos Canda Vila Nova de Gaia Portugal VOL 38 No. 1959 PACKI George P. WF 408 Paseo del Mar Box 878 Palos Verdes Estates Calif FAHRENBRUCK William O. GI R.R. 1 Box 95 Tiffin Ohio Sterling Grinding Wheel Co. FAILMEZGER Howard WFI Victor Insulators Div T Circuit Breaker Co. 280 Maple Ave. Victor N. Y. FAIN Charles C. X Box 924 Clemson S. C. Clemson College FAINBERG Bernardo Ceramica Olivos S. A. Sarmiento 470 Buenos Aires Argentina FAIRFACTS CO J. Ryan Smith Fairfacts St. Trenton 8 N. J. FALCONER Donald P. L 1018 Maple Ave. Evanston Ill Sales Engineer FALK Benjamin L 645 S. McHenry Ave. Crystal Ill Arnold Engineering Co. FALLIS M. H. L Titania Electric Corp. of Canada Ltd. Box 672 Gananoque Ont Canada FALLON Frank J. LI 30 Foster Dr. Framingham Mass Raytheon Co. FALLON William G. Jr. R Norton Co. One New Bond St. Worcester 6 Mass FALTER Arthur H. R 8635 Jacob Pl Niagara Falls N. Carborundum Co. FANDERLIK Milota State Glass Research Institute Stalingradske 820 Hradec Kralove Czechoslovakia FANELLI Louis H. L 543 S. Mariposa Ave. Los Angeles 5 Calif Solar Mfg Corp. FARGO Jarvis J. LI 2926 Paraiso Way La Crescenta Calif Gladding McBean & Co. FARKAS Howard M United States Stoneware Co. 60 E. 42nd St. New York 17 N. Y. FARR Archie E. E 434 S. Lincoln Ave. Salem Ohio O. Hommel Co. 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 J. B. Ets Fauchon 21 Ave. de Tourville Paris 7 France FAULKNER Donald D. GI 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. Mt. Carmel Conn American Refractories & Crucible Corp. FAUST George T. B 9907 Capitol View Ave. Silver Spring Md _ U. Geological Survey FAY Wayne X. RFI General Refractories Co. 707 Knox Rd Villanova Pa FEAGIN R. C. BI Austenal Co. Div Howe Sound Co. 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 310 Perth Amboy N. J. FEDOCK Michael P. R 7144 Seven Hills Blvd. Cleveland Ohio Republic Steel Corp. FEHR Gerald K. West Bend Iowa FEIGELSON Robert S. BJ 35 Bishop Dr. Framingham Mass Watertown Arsenal FEJERVARY John R Box 187 Lincoln Calif Gladding McBean & Co. FEKETE Frank W. G 831 Brook Hollow Rd Nashville 9 Tenn Fiber Glass Div Ferro Corp. FELD Philip LJ 805 S. Adams Spokane Wash U. S. Army FELDMAN Gail H. G 43 Villa Ct Hempstead N. Y. United States Navy FELDMEIER Paul G Paul Wissmach Glass Paden City W. Va Co. Inc. FELKER Ernest W 8408 Summer Rd R. R. 2 Northfield Ohio Ferro Corp. FELLOWS R. L. EFI Rail Lane Post & Rail Farms Palos Park Ill Century Vitreous Enamel Co. FELS C. G. RI Box 65 Matawan N. J. Fels Refractories Inc. FELTON Ernest 990 N. Park Ave. Pomona Calif FENERTY W AC Spark Plug Div General Motors Corp. 1300 N. Dort Hwy Flint 2 Mich FENITY Robert D. LI Minneapolis Research Center 500 Washington Ave. S. Hopkins Minn FENSTERMACHER John E. Box 349 Boalsburg Pa FENTON ART GLASS CO Frank M. Fenton Williamstown W. Va FENTON Frank M. G Fenton Art Glass Co. Williamstown W. Va FENTON Walter M. E 4808 Colfax Ave. S. ' Minneapolis 9 Minn FENTZKE A. Daniel R 93 Meadowbrook Dr. R. R. 3 Lewiston N. Union Carbide Metals Co. FERENCE Michael Jr. B Ford Motor Co. Scientific Lab Box 2053 Dearborn Mich FERGUSON Donald Box 929 Alfred N. Y. FERGUSON Douglas J. D Pigeon Forge Pottery Pigeon Forge Tenn FERGUSON D. Robert III R 401 Vine St. East Liverpool Crescent Brick Co. Inc. FERGUSON John A. S Mellon Institute Ohio 4400 Fifth Ave. Pittsburgh 13 Pa FERGUSON Robert L. S Yankee Hill Brick Mfg Co. 728 Stuart Bldg Lincoln 8 Nebr FERGUSON Sam S Kelsey Ferguson Brick Co. East Windsor Hill Conn FERRARA Anthony C. W FISCHER Eugene A. R FLICK Fulton B. RF i FERRARA 53 Virginia Ave. Vineland N. J. 22 Lynwood Lane West Boylston Mass Brown Critchlow Flick & Peckham | Wenczel Tile Co. Norton Co. 1706 First National Bank Bldg i FERREIRA | Laurence E. B FERREIRA Lookout View Dr. Golden Coors Porcelain Co. Colo FISCHER Robert J. L 20 Fairway Ave. West Long Branch N. J. Pittsburgh 22 Pa FLINT E. P. BI Arthur D. Little Inc. FERRES Daniel Vidplan S. A. Real No. 4415 Montevideo Uruguay IS Harry Philip M } Birch Dr. Levittown Pa Signal Corps Engineering Labs FISH E. Thomas RI Great Lakes Carbon Corp. 58th & Pine Ave. Niagara Falls N. Y. 15 Acorn Park Cambridge 40 Mass FLINT Francis C. GFI * 1979 Fourth St. S. Naples Fla Consultant FLIPSE Merle K. RJ Simonds Abrasive Co. FISHER Eugene A. W Electric Auto Co. FERRO CORP R. A. Weaver FER O 4150 E. 56th St. Cleveland 5 Ohio Electric Auto Co. Spark Plug & Ceramic Group Spark Plug & Ceramic Group Fostoria Ohio FERRO ENGINEERING DIV OGLEBAY NORTON CO Fostoria Ohio FISHER Henry C. RF FLORENCE Jack M. G Kimble Glass Co. Benjamin F. Anthony 1414S. 14th St. Grand Forks N. D. Box 1035 1036Toledo 1 Ohio Box 6508 Cleveland 1 Ohio FESLER Ray T. W FESLER 1 AAA Plumbing Pottery Corp. Box 270 Gadsden Ala - : FETTER H. R Cia Mexicana de Refractarios A. P. Green S. A. Apartado Postal 71 Bis Mexico D. F. FETTEROLF Fred R FET EROLF FISHER Joseph R. W Bell Telephone Labs Rm 1B422 Murray Hill N. J. FISHER Joseph V. L Elements Inc. Saxonburg Blvd. Saxonburg Pa FISHER Richard G. I Sprague Electric Co. R & E Dept. Marshall St. North Adams Mass 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 Plug Co FLYNN Paul H. B International Nickel Co. Inc. Aluminum Co. of America 2331 Victory Pky Cincinnati 8 Ohio FETTERS Cecil R. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio FETZER George W. M 1205 17th Ave. Columbus 11 Ohio George Fetzer Ceramic Supplies EYLINGClaus A. Eie Stent^,ifabrik Egersund Norway FIBERGLAS CANADA LTD John MacRae Box 309 Guelph Ont Canada FIEDLER William S. G Bjorksten Research Labs Inc. Box 265 Madison 1 Wisc FIELD Clarence L RAF Electronic Lab FISHER William V. G Anchor Hocking Glass Corp. Lancaster Ohio FISHLEY William S. W Sparta Ceramic Co. East Sparta Ohio SCHURMAN CORP Murray Yawitz 70 Portman Rd New Rochelle N. Y. FITZGERALD Alex E. RI A 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 Bayonne Works Bayonne N. J. FLYNN Robert E. LJ 50 S. Munn Ave. Apt 1004 East Orange N. J. Carborundum Co. FOARD James E. R Phelps Dodge Corp. Morenci 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 Worcs England FOLK Kenneth S. 177 Woodridge Clemson S. C. FOLKERS Charles L. BI Wright Corp. Santa Barbara Div 1335 17th Ave. Santa Cruz Calif Box 326 Princeton N. J. 6767 Hollister Ave. Goleta Calif . . FIET ~- Theodore E. B FITZPATRICK John W. MI FOLWELL Marjorie y lart Refractories Co. 473 76th St. Niagara Falls N. Y. Box 576 Alfred N. Y. -.Commonwealth Bldg Titanium Alloy Mfg Div FONTANA Eugene H. G Louisville 2 Ky National Lead Co. Box 259 Corning N. Y. FIELDS David T. XJ FITZPATRICK William D. R Corning Glass Works Radio Corp. of America 5127 S. Passage Dr. Pittsburgh 36 Pa FONVIELLE Frank P. Jr. WI Semiconductor & Materials Div Harbison Refractories Co. Dentists Supply Co. of New York Somerville N. J. FIELDS Ernest S 9819 Lakeford Lane Affton 23 Mo. FITZSIMMONS Elmer S. BI 7400 S. Timberlane Dr. Cincinnati 43 Ohio 500 W. College Ave. York Pa FOOTE MINERAL CO John D. Clark 18 W. Chelten Ave. ot W. S. Dickey Clay Mfg Co. General Electric Co. Philadelphia 44 Pa HELER Richard J. SJ FITZSIMMONS Robert F. W FORAKER Robert W. EI St. Joseph Lead Co. R. R. 1 Oakfield N. Y. Titanium Pigment Corp. Box 97 Monaca Pa Lapp Insulator Co. Inc. . 99 Hudson St. New York 13 N. Y. FILES John A. L Box 47 Amboy Ind FIX William G. M Carborundum Co. Refractories Div FORBES Donald W. A. W Hamilton Porcelains Ltd. Radio Corp. of America 3335 W. 47th St. Chicago 32 Ill Box 217 Brantford Ont Canada LIPPI Charles R. S FLANAGAN Charles D. B FORBES William Illinois Brick Co. Box 206 Blue Island Ill 1152 Oak Hill Ave. Attleboro Mass Demerara Bauxite Co. Metals & Controls Div Mackenzie British Guiana 1 LIPPI Hugo SF 11406 Calumet Ave. Chicago 28 Ill Consultant ILLMORE Charles L. LI Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc INDLAY CLAY PRODUCTS CO R. S. Craft Box 517 Washington Pa NKEL Robert G. 6034 N. California Apt 3 Chicago Ill INLAY G. R 2231 Clare Crescent Texas Instruments Inc. FLEISCHER Arthur B 466 Centre St. Apt 47 Orange N. J. Thomas A. Edison Industries FLEISCHER Donald H. Central Commercial Co. Darlington Beaver Co. Pa FLEMING Charles A. EI 3613 General Bates Dr. Nashville 4 Tenn Pemco Corp. FORD Frank J. W Jordan Tile Mfg Co. 4 909 Railroad St. Corona Calif FORD Fred J. S Box 395 San Francisco Calif Manufacturers Agent FORD George D. WI 2136 Wilmer St. Zanesville Ohio Mosaic Tile Co. FORD MOTOR CO Michael Ference Jr. Scientific Lab Box 2053 Dearborn Mich Niagara Falls Ont Canada FLEMING David M. SI FORD Walter D. GI 7 e Norton Co. INLAYSON John R. B American Foreign Div 40 W. 40th St. New York 18 N. Y. NNEV Edwin S 308 E. Third St. Watsontown Pa Gery Shale Brick Corp. FLEMING Thomas T. R Frank Samuel & Co. Inc. 2 Penn Center Plaza Pittsburgh Corning Corp. Research & Development Div Port Allegany Pa FORD William D. E Sears Roebuck & Co. Dept. 817 Cl t Shawnee Ohio RES .E Arthur G. G Philadelphia 2 Pa FLEXON John D. R 3301 W. Arthington Chicago 7 Ill Bo - FORDHAM Elmo A. W ee 34 Dewey Ave Fairport N. Y. Bausch & Lomb Optical Co. 3440 Gallatin Rd Toledo Ohio Illinois Insulator Dept. General Electric Co. Box 57 Baltimore 3 Md se L. 38 No. 10 1959 539 I. A. Hansen Perth Amboy N. J. ( Gladding Bros. Mfg Co. 7 N. Union St. Apt 10 URJAZ Nicolau Box 88 San Jose Calif Burlington Vt URJAZ Porto Ferreira C. P. Sao Paulo Brazil FRANCL Josef B 1802 Perth St. Toledo 7 Ohio FREDRIKSSON John I. R Norton Co. Box 87 Ceramica Porto Ferreira S. A. FORKNER Henry R. XI FORKNER 201 Fairview Ave. Blacksburg Va Illinois FRANDSEN Erik A Kastrup Glasvaerk Niagara Falls Ont Canada FREEDMAN N. S. G Radio Corp. of America Virginia Polytechnic Institute RMAN Sydney A. B 12 Norre Voldgade Copenhagen K Denmark Electron Tube Div 415 S. Fifth St. Harrison N. J. Dept. of Agriculture FRANK Henry A. W FREEMAN Charles A. RFI oil Research Institute Rockport Sanitary Pottery Corp. Harbison Refractories Co. eg Research Branch Ottawa Ont Canada Rockport Ind 625 Market St. el RRNIA Robert F. E FRANK John D San Francisco 5 Calif RRNIA Bmb Wng Loring AFB Me aye Robert D. E FORTH FORTH 1369 N. W. Circle Dr. Frankoma Pottery Box 789 Sapulpa Okla FRANKLIN Earl W. GI FREEMAN Edgar H. W Thermador Corp. 20118 E. Valley Walnut Calif Kankakee 111 401 Broad St. Port Allegany Pa FREEMAN John L. RJ Roper Corp. FORTNER John W. X Wah Chang Corp. Box 366 Albany Ore , FORTUNE INDUSTRIES INC Leonard L. Fortune 11770 Dexter Rd Chelsea Mich FORTUNE Leonard L. R FORTUNE Fortune Industries Inc. 11770 Dexter Rd Chelsea Mich FORWARD Frank A. B University of British Columbia Dept. of Mining & Metallurgy Vancouver 8 B. C. Canada FOSDICK FOSDICK Marion L. DF 100 N. Main St. Alfred N. Y. FOSTER Bryan D. FOSTER 5260 Keeport Dr. Pittsburgh 36 Pa Pittsburgh Corning Corp. FRANKLIN William S. LI 11 Adriene Dr. Plainview L. I. N. Amperex Electronic Co. FRANKOMA POTTERY John Frank Box 789 Sapulpa Okla FRANKO Nicholas D. W Ferro Corp. 336 N. Central Chicago 44 Ill FRANTZ Samuel G. M S. G. Frantz Co. Inc. Box 1138 Trenton 6 N. J. FRANTZ S. G. CO INC Samuel G. Frantz Box 1138 Trenton 6 N. J. FRANTZ Thomas O. W 61 Fieldstone Rd Levittown Pa 1695 Graefield Rd Birmingham Mich Harbison Refractories Co. FREEMAN Joseph R 8605 Augusta St. Philadelphia 15 Pa General Electric Co. FREEMAN William J. III W 1 W. Broad St. Shillington Pa Western Electric Co. FRENCH Myrtle M. DF 128 N. Main St. Alfred N. Y. FRENCH Preston W. GI 1517 Union Ave. Natrona Heights Pa Pittsburgh Plate Glass Co. FRESH Donald L. L Motorola Inc. 8201 E. McDowell Rd Scottsdale Ariz FREY E. F. M DeVilbiss Co. FOSTER Charles T. R FOSTER Walsh Refractories Corp. 101 Ferry St. St. Louis 7 Mo. FORBES GLASS Co. F. R. Motsch Marion Ind FOSTER H. B. S Brick & Tile Service Inc. Box 6305 Summit Sta Greensboro N. C. Trenton Potteries Co. FRANZ Leo J. S Acme Brick Co. Box 448 Malvern Ark FRASER Orray T. GI 603 Latham Ct Columbus 14 Ohio B. F. Drakenfeld & Co. Inc. FRASER Walter A. G 20443 Ruston Rd Phillips & Detroit Ave. Toledo 1 Ohio FRIEDBERG Arthur L. EF : University of Illinois 202 Ceramics Bldg Urbana Ill FRIEDMAN Louis K. IV Homer Laughlin China Co. 212 Fifth Ave. New York 10 Y. . FRIGIDAIRE DIV FOSTER Luther M. B Aluminum Co. of America Alcoa Research Labs 772 New Kensington Pa FC 2 Wilfrid R. BF _ State University Dept. of Mineralogy 124 W. 17th Ave. Columbus 10 Ohio FOSTORIA GLASS CO Carl R. Hoffman Moundsville W. Va FOTOPLES William C. G Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio FOULDS Donald T. W 30300 Twin Lakes Dr. Wickliffe Ohio Cleveland Ceramic Corp. FOX Charles S. R Aluminum Co. of America 3615 Olive St. St. Louis 8 Mo. FOXALL Robert B. R 6407 Anita Dr. Parma Heights 30 Ohio North American Refractories Co. FRAD William A. R 1800 Oak St. Rolla Mo. Missouri School of Mines RAHME RAHME Herman H. LI 2358 Banning Rd Akron 13 Ohio U. S. Stoneware Co. RAME Dudley P. Jr. MI 106 S. Fulton St. Salisbury N. Miller Equipment Co. RANCE J. H. REFRACTORIES CO William A. France Snow Shoe Pa RANCE William A. R J. H. France Refractories Co. Woodland Hills Calif Wooldridge Corp. FRASER W. B. S Box 144 Dallas 1 Texas FRAULINI Felix M. R South Shore Ky Plibrico Co. FRAYNE Clifford G. L 3 Green St. Washington N. J. C. K. Williams & Co. FRAZIER C. E. GF Simplex Inc. 436 E. Beau St. Washington Pa FRAZIER C. T. G Simplex Inc. 436 E. Beau St. Washington Pa FRAZIER J. Earl GFI . Simplex Inc. . 436 E. Beau St. Washington Pa SIMPLEX INC C. E. Frazier 436 E. Beau St. . Washington Par FRECHETTE Howells Honorary SF 52 Park Ave. Ottawa Ont Canada FRECHETTE Van Derck BFI State University of New York College of Ceramics Alfred N. FREDERICK C. L. RI 235 Meadowood Ln Chagrin Falls Ohio North American Refractories Co. FREDERICK Gilbert M. R Babcock & Wilcox Co. GENERAL MOTORS CORP W. H. Pfeiffer Engineering Plant # Dayton 1. Ohio FRIMODIG Mark M. R Michigan Chemical Corp. Port Saint Joe Fla Lab FRISK Norman E. R 2046 Evansdale Ave. Toledo 7 Ohio Illinois FRITZ Earl C. L 225 W. Clinton St. State College Pa Erie Technical Ceramics FRITZ E. H. WFI 710 Walnut St. Latrobe Pa FROBERG Laird RI Corning Fiberglas Corp. Case Ave. Newark Ohio FROME Howell E. G United Fuel Gas Co. Box Charleston 25 W. Va 1273 FRONCZAK E. T. S Richland Shale Brick Co. Box 328 Mansfield Ohio FROST Leon J. E . W. Hill View Ct Lewiston N. Y. . Consultant FRYE Harry D. G 2562 Thoman Pl Toledo 13 Ohio Illinois FRYE John C. B State Geological Survey 121 Natural Resources Bldg Urbana Ill FRYE John F. Snow Shoe Pa RANCHOT Nicholas V. V. III R 3 Penn Center Plaza Philadelphia 2 Pa 1641 Mockingbird Lane Lakeland Fla FRYSINGER James B. W Christy Firebrick Co. 506 Olive St. St. Louis 1 Mo. RANCIS Ronald K. I FREDERICK Vernon W. G Libbey Glass Co. Rossford Ohio Pennsylvania Pulverizing Co. Two Gateway Center Pittsburgh 22 Pa FUESS Douglas A. 50 RAN 15 Main St. Port Allegany Pa 70 Allen C. RI 3. Eth St. Bellevue Wash Boeing Arplane Co. FREDERICKS John D. S Pacific Clay Products Box 2178 Terminal Annex Los Angeles 54 Calif Box 1241 Alfred N. FUJII Kanekoto Wakayama University House Hikata No. 930 Kainan Japan OL 38 No. 1959 541 ?*" University of North Carolina Dept. of Geology Chapel Hill X. SULKER Richard H. EI SULKER Nicklin Ave. Piqua Ohio Penico Corp. FILRL. ER Donald H. El 1 Titusville N. J. Trenton Fabricated Metal Co. ULLER Lee R. WI 1706 Harvard Ave. N. W. Canton Ohio United States Ceramic Tile Co. FULLER Richard B. WI Universal Clay Products Co. 1528 First St. Sandusky Ohio FULLER Richard G. W D. E. McNicol Pottery Box 1909 Clarksburg W. Va FULLER Wilfred E General Steel Wares Ltd. a Adelaide & Nelson Sts London Ont Canada ULMER Raymond C. LI Stackpole Carbon Co. St. Marys Pa FULRATH Richard M. RI University of California 264 Hearst Mining Bldg Berkeley 4 Calif FULTON Harry B. E FULTON B. F. Drakenf&eClod. Inc. Box 519 Washington Pa John UNKEY UNKEY H. G Lowrey Glass Co. Box 356 Baltimore 3 Md SUNNELL John MI E. SUNNELL Southwest Research Institute Box 2296 San Antonio 6 Texas TRRY Robert C. L 17045 E. Eleven Mile Rd Roseville Mich Champion Spark Plug Co. Ceramic Div FURTH John V. E Ferro Corp. Res & Development Lab 4150 E. 56th St. Cleveland 5 Ohio USSELL Lynn E. EI 3501 Tyrone Dr. Louisville 18 Ky ~ neral Electric Co. Tasuku n^kuUniversity Dept. of Metallurgy Sendai Japan G AEBE Philip A. R Kaiser Aluminum & Chemical Sales Inc. 3 Gateway Center Pittsburgh 22 Pa AERTNER Paul C. Jr. L Tektronix Inc. Box 831 Portland 7 Ore AFFNEY Robert F. G Continental Can Co. Inc. Hazel Glass Div 70 South St. Washington Pa AGE Paul R. 1738 S. Fifth St. Columbus Ohio IGIN L. V. G 2365 Barrington Dr. Toledo 6 Ohio Manville Fiber Glass Inc. IGNER Gerald J. - 214 S. Eighth E. Apt 5 Salt Lake City 2 Utah IDOS Frances D. 2511 Hearst Ave. 309 Berkeley 9 Calif INCHE Yves Emaux Vitrifies Pailliette 37 ave Charles de Gaulle Charleville Ardennes France NER Taylor M. W 215 Steedley Dr. Louisville 14 Ky American Radiator & Stand - Sanitary Corp. SEI Ball _ Arthur Inc. MacedoniaMacedonia Ave. 1509 S. Macedonia . 38 No. 10 1859 Muncie Ind GALBREATH William W. Jr. RI Babcock & Wilcox Co. 1201 Kemper St. Lynchburg Va GALE Richard H. B 183 Ridgewood Rd West Hartford Conn Combustion Engineering Inc. GALLI Joseph R. L 8305 E. Orme Wichita 18 Kans Boeing Airplane Co. GALLUP John GI Radio Corp. of America Electron 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 & Tile Co. Rockford Iowa GALVIN Richard J. S Sheffield Brick & 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 Ill GANGLER James J. R 20538 Stanford Ave. Fairview Park 26 Ohio National Aeronautics & Space Administration GANGULI Umapati Bengal Enamel Works Ltd. O. Bengal Enamel Dist 24 Parganas West Bengal India GANPULE Anant K. Parshuram Pottery Works Co. Ltd. Morvi Saurashtra India GARCIA Ramon MI Apartado Postal 1115 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 Paul N. B Gardner Laboratory Inc. Box 5728 Bethesda 14 Md GARDNER Walter E. SI Ladrillera Monterrey S. A. Apartado 360 Monterrey N. L. Mexico GARDON Robert G Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa GAREY Maurice J. 235 W. First Columbus 1 Ohio GARFIELD REFRACTORIES CO Kenneth A. Rugh Bolivar Pa GARLAND C. F. S _ Mason City Brick & Tile Co. Mason City Iowa GARLICK Oakley H. M Paul O. Abbe Inc. 400 Center Ave. Little Falls N. J. GARLICK Philip L. I 150 Tenth St. Linksfield Johannesburg South Africa Primrose Brick Works Ltd. GARONZIK S. H. S 4211 Brookview Dr. Dallas Texas Crown Brick Mfg Co. GARSTANG Alec King Taudevin & Gregson Ltd. Grindlegate Works Scotland St. Sheffield 3 York England GARTNER Carl W. W General Color & Chemical Co. Inc. Box 7 Minerva Ohio GARTNER George C. W General Color & Chemical Box 7 Minerva Ohio GARVE T. Walter SFI 69 W. Weisheimer Rd Co. Inc. Columbus 14 Ohio Consulting Engineer GARVERICK R. A. D 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 Tale Co. Box 390 South Pasadena Calif GASQUE W. D. 2225 Blossom St. Columbia S. C. GASS George F. Jr. L Centralab Div Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc GATES Daniel W. BI 3026 Crescent Circle S. E. Huntsville Ala Army Ballistic Missile Agency 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 : Consultant GATLIN E. H. S Texas Clay Products Co. Box T Malakoff Texas GATTI Arno B General Electric Co. Res Lab Box 1088 Schenectady N. Y. GAUDIANO Victor M. W Sanitarios El Aguila S. A. Apartado Postal 26808 Zona 14 Mexico D. F. GAUNDER Wilbur F. G Pittsburgh Plate Glass Co. Works No. 11 Mt. Vernon Ohio GAUTSCH Murray C. MI Metal & Thermit Corp. 2029 Dogwood Dr. Scotch Plains N. J. GAVIN Gordon P. R 825 W. Park Lane Kohler Wisc Paper Makers Importing Co. Inc. GAWTHROP Alfred S Chicago Brick Co. 135 S. LaSalle St. Chicago 3 Ill GEBLER Kenneth A. R Vitro Labs 200 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. , GEIGER Joseph S. W 158 W. Fountain Ave. Delaware Ohio Titanium Alloy Mfg Div National Lead Co. GEISINGER E. E. EF o Dr. Walter Wolf 5105 Paseo de Pablo Torrance Calif GELDERMANS Pieter B Box 26 Saugerties N. Y. - Ferroxcube Corp. of America GELLER Harold I. I 354 Church St. North Adams Mass GELLER R. F. WFI 5427 York Lane Bethesda 14 Md National Bureau of Standards GELSTHARP Frederick GF o W. A. Burdette Stevenson Md GELTMAN Gerald BJ 2823 El Camino Ave. Sacramento 21 Calif Aerojet Corp. 543 ; os mS a 44 ; 4 ne gy a 500 Michell St. Ridley Park Pa GENDEL Sydney Z. R 4050 Eastway Rd South Euclid 21 Ohio Zirconium Corp. of America GENERAL CERAMICS CORP Salvatore Ortepio Crows Mill Rd Keasbey N. J. ENERAL COLOR & . CHEMICAL CO INC George C. Gartner Box 7 Minerva Ohio GENERAL ELECTRIC CO L. E. Thiess Insulator Dept. Box 57 Baltimore 3 Md GENERAL ELECTRIC CO W. S. Kahison Lamp Dept. Pitney Glass Works Nela Park 12 Cleveland Ohio GENERAL GLASS - INTERNATIONAL INC Victor A. Plumbo 5 S. Virginia Ave. Atlantic City N. J. GENERAL REFRACTORIES CO Russell P. Heuer 1520 Locust St. Philadelphia 2 Pa GENERAL SHALE PRODUCTS R. B. Hockaday Box 909 Kingsport Tenn CORP 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. MF United Clay Mines Corp. 101 Oakland St. Trenton N. J. GEORGE W. R. W Canonsburg Pottery Co. Canonsburg Pa - GEORGIA KAOLIN CO Robert H. Bollinger 433 N. Broad St. Elizabeth 3 N. J. GERHART Charles D. S : edarhurst Holly Springs Miss Holly Springs Brick & Tile Co. Inc. GERARD Jean Societe Francaise de Ceramique 23 rue de Cronstadt Paris 15 France GERBER Oscar L. W Gerber Plumbing Fixtures Corp. 232 N. Clark St. Chicago 1 Ill GERBER PLUMBING FIXTURES CORP Oscar L. Gerber 232 Clark St. Chicago 1 Ill GERCAR 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 832 S. 316th St. Federal Way Wash Boeing Airplane Co. GERSTER C. W. WI Box 614 East Liverpool Ohio Patterson Foundry & Machine Co. GETHIN H. Wynn R Davis Fire Brick Co. Two Gateway Center Rm 427 Pittsburgh 22 Pa GETTO Allan BJI Pratt& Whitney Aircraft Canel Project Middletown Conn GHERING Leonard G. GF Preston Laboratories Inc. Box 149 Butler Pa GIACOMELLI Domenico 5 - It Refrattari Azionaria . .- Industrie 52 Cas Post 308 MargherVenice Italy VOL 38 No. 1 1959 - 01443 ge American Ceramic Society 4055 N. High St. Columbus 14 Ohio GIBBONS J. Arthur S Elgin Standard Brick Mfg Co. Box 546 Elgin Texas GIBBS Melvin B. E Inland Steel Co. Quality Control Dept. East Chicago Ind GIBBS Peter B University of Utah Physics Dept. Salt Lake City 12 Utah GIBSON Frank B. E Wescosville Pa Caloric Appliance Corp. GIBSON R. WI 1314 Wilmington Ave. New Castle Pa Shenango China Inc. GIBSONBURG LIME PRODUCTS Co. V. S. Tadsen Gibsonburg Ohio GIESEKE Frans - Kockums Emaljerverk Ronneby Sweden GIESEKING Dale E. 1206 N. Goodwin Urbana Ill GIESER Ralph H. Jr. E Day & Night Mfg Co. 855 Anaheim Puente Rd La Puente Calif GIESS Edward A. BI Hudsonview St. R. R Mohegan Lake N. Y. - IBM Corp. GIGGINS Charles S. Jr. Box 1339 Georgia Tech Station Atlanta 13 Ga GIL David D 122 McCall St. Bennington Vt Cooperative Design GILBERT Ark G. S Heath Co. Plymouth Ohio GILBERT Frank C. RJ National Carbon Co. Div Union Carbide Corp. Box 191 Fostoria Ohio GILBERT George W. G Corning Fiberglas Corp. 717 Fifth Ave. New York 22 N. Y. GILES James H. Jr. M 4166 Webster Ave. Cincinnati 36 Ohio Cincinnati Milling Machine Co. GILES Raymond W 1226 Roundelay Rd E. Reynoldsburg Ohio Claycraft Co. GILES Thomas M. N. 1850 Starr Rd Apt 12 Columbus 12 Ohio GILFILLAN B. T. R Climax Fire Brick Co. Climax Pa GILFILLAN J. M. W . New Jersey Porcelain Co. Box 908 Trenton 5 N. J. GILL John H. R Gill Clay Pot Co. Muncie Ind GILL Joseph W. MI 685 Van Buren St. Des Plaines Ill U. S. Gypsum Co. GILL Leo L. R Harbison Refractories Co. 307 Fifth Ave. Pittsburgh 22 Pa GILL W. T. Jr. S Texas Brick Co. Box 510 Brownwood Texas GILLESPIE H. M. M 225 Broadway New York 7 N. Y. GILLIARD Joseph W. D Hampton Institute Box 14 Hampton Va GILLINDER BROTHERS INC J. 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. OLI WIlliam F. 6 Pittsburgh Corp. Box 72 Sedalia Mo. GILMORE Todd Jr. RJ 612 Mercedes Rd Palm Springs Calif General Analytics Co. GILTNER Benedict C. S 16 W. 530 Grove Bensenville Ill Lindberg Engineering Co. GIMSON Joseph F. Worcester Royal Porcelain Co. Ltd. Royal Porcelain Works Severn St. Worcester England GINGOLD Jacob 6 rue de Fontenay Robinson Paris Seine France GINTHER Lawrence B. G 3106 Glanzman Rd Toledo 14 Ohio Libbey Glass Co. GIRARD Edward H. III 225 Jefferson Ave. Niagara Falls N. Y. GIRARD R. T. E General Electric Co. Bldg 258 2nd Fl One River Rd Schenectady N. Y. GITTER Alice Josephine MFI 39 W. 70th New York 23 N. Y. Engineered Materials : ; Wesley GITZEN WalteHr. R 1 Dr. Belleville Ill Aluminum Co. of America GLABAU Ernest R. G Stony Brook Rd Monroe Conn Vitramon Inc. GLADDING McBEAN & CO S. V. Saginor 2901 Los Feliz Los Angeles 39 Calif GLADIEUX Norman K. G Libbey Glass Co. Blvd. 1701 E. Broadway Toledo 5 Ohio 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. Aberdeen University Chemistry Dept. Old Aberdeen Scotland GLATTER JACOB B 1043 Prospect Rd Pittsburgh 27 Pa Westinghouse Electric Corp. GLAZE Francis W. GFI 4111 Hamilton St. Hyattsville Md National Bureau of Standards GERY SHALE BRICK CORP Gordon E. Lewis Box 86 Shillington Pa GLENSHAW GLASS CO INC George W. Meyer Jr. Glenshaw Pa Union Centralab 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 GLOVER Lettie A. B Physical Research Labs Inc. 10561 56th St. Mira Loma Calif GLOWACKI George V. L 423 S. Center St. Bensenville Ill Amphenol Electronics Corp. GLYNN T. W. G 1505 Fairidge Dr. Kingsport Tenn Blue Ridge Glass Div American Gobain Corp. GODBOLD Jack W. W 4715 Fairview Heights Tampa Fla Tiffany Tile Corp. GODDARD W. T. W Canadian Porcelain Co. Ltd. Box 428 Hamilton Ont Canada GODEJAHN Gordon C. Jr. G Co. Ana 2114 N. Towner St. Santa Hughes Products ) Calif | GODFREY T. Gordon Jr. Box 3434 Clemson College Sta Clemson S. C. 545 tal shale namgen ee a egcoe  Emilio A. Godoy 25 Broadway New York 4 N. Y. OKACE Holt B. S Isenhour Brick & Tile Co. Box 1249 Salisbury N. C. GREEN R. S. B1 18 S. Jefferson Rd Mexico Mo. A. P. Green Fire Brick Co. GODOY Emilio A. R E. A. Godoy & Co. Inc. 25 Broadway New York 4 N. Y. GOETCHIUS Don R. EFI Ferro Corp. 4150 E. 56th St. Cleveland 5 Ohio IN Fred L. SI * Gladding McBean & Co. Lincoln Calif GOLDING CO H. B. DuBois Box 456 Keene N. II GOLDSMITH Julian R. B University of Chicago Dept. of Geology Chicago 37 Ill GOLIBER Edward W. B General Electric Co. Metallurgical Products Dept. -Box 237 Roosevelt Park P. O. Detroit 32 Mich GOMEZ Salvador Odriozola R Fabrica de Ladrillos Industriales y Refractarios Harbison S.A. Apartado 390 Monterrey N. L. Mexico GONDER Lawton W Allied Tile Co. Box 448 Zanesville Ohio GONZALEZ Narciso M Eagle Pencil Co. Eagle Rd Danbury Conn GOODELL Robert H. G Pittsburgh Plate Glass Co. GRADIN James H. L Consolidated Electrodynamics Corp. 1400 S. Shamrock Monrovia Calif GRAF Ernest G. L Mtd 13 Box 74 Shawnee Rd North Tonawanda N. Y. Titanium Alloy Mfg Div National Lead Co. GRAFF James B. S Kittanning Div Logan Clay Products Co. Worthington Pa KITTANNING DIV LOGAN CLAY PRODUCTS CO James B. Graff Worthington Pa GRAFF William A. G Glass Technology Lab General Electric Co. 1133 E. 152nd St. Cleveland 10 Ohio GRAHAM Glenn R. R S. K. Wellman Co. 200 Egbert Rd Bedford Ohio GRAHAM Henry C. GJ R. R. 1 Saxonburg Pa Pittsburgh Plate Glass Co. GRAHAM John Warren R 843 Cascade Rd Cincinnati 40 General Electric Co. GRAMSS Dieter J Caixa Postal 9103 Sao Paulo Ohio Brazil Eletronica Industrial Ltda GRANQUIST W. T. B Mellon Institute GREENAWALT W. Don G Corning Glass Works Charleroi Pa GREENE Charles F. S Burns Brick Co. 711 Tenth St. Macon Ga GREENE Charles H. GFI Box 804 Alfred N. Y. State University of New York College of Ceramics at Alfred Univ GREENE J. F. GF 1043 New Pear Vineland N. J. Kimble Glass Co. GREENER Evan H. Northwestern University Dept. of Metallurgy & Material Science Evanston Ill GREENHOUSE Harold M. B Bendix Radio Military Products Group Joppa Rd Baltimore 4 Md GREENWOOD Richard W. L 7939 Mitchell Farm Rd Montgomery Ohio General Electric Co. GREGER Herbert H. L Trans Inc. Box 103 Rockville Md GREGO Peter G 22 Roosevelt St. Corning N. Y. Corning Glass Works GREGORIUS J. S. GFI Pittsburgh Plate Glass Co. One Gateway Center Pittsburgh 22 Pa Elizabeth St. Shelbyville Ind GOODMAN Gilbert B General Electric Research Lab 4400 Fifth Ave Pittsburgh 13 Pa GRANT John F. RI Electro Refractories & GRENIER Lee S Magnet Cove Barium Corp. Box 832 Greybull Wyo Box 1088 Schenectady N. Y. GOODMAN James S. E American Radiator & Standard Abrasives Corp. Willett Rd Lackawanna 18 N. Y. GRAUER Oscar H. G GRESHAM Lucius C. Jr. S Acme Brick Co. Box 308 Waskom Texas Sanitary Corp. 834 E. Broadway Fischer & Porter Co. Hatboro Pa GREWER Douglas M Louisville 4 Ky GRAVES George A. Jr. Harry W. Smith Inc. GOODRICH Hobert R. WFI Box 787 Alfred N. Y. 17 41 E. 42nd St. New York Y. To Santa E. 1622 Barbara Ave. GRAVLEY Charles K. L GRIFFIN John Jr. E tat Glendale 8 Calif Clevite Electronic Components 464 S. Wildwood Ave. Kankakee Ill Gladding McBean & Co. 232 Forbes Rd Bedford Ohio A. O. Smith Corp. wer RDON Irwin L GRAY George G. GRIFFIN Margaret RCA Laboratories Div 5 Alleta Ave. Greenville S. C. Box 488 Alfred N. Y. Princeton N. J. _ GRAY Harold E. Jr. L GRIFFIN Robert A. S GORMLY Maurice W. W 7330 Miami Hills Dr. Cincinnati 43 Ohio Cincinnati Milling Products Div Cincinnati Milling Machine Co. Chicago Telephone Supply Corp. 1142 W. Beardsley Elkhart Ind GRAY Thomas J. B Box 814 Alfred N. Y. State University of New York R. A. Griffin Co. 220 25th St. N. W. Canton 9 Ohio GRIFFIN Thomas W. G 213 Bushy Hill Rd Simsbury Conn Emhart Mfg Co. GORNALL Henry A. MI 4357 Ardmore Rd S. Euclid Cleveland 21 Ohio Allied Engr Div Ferro Corp. GORSUCH Charles A. M Ayers Mineral Co. 806 Market St. College of Ceramics GRAY William T. G Leeds & Northrup Co. Research & Development Center North Wales Pa GREAT LAKES FOUNDRY SAND CO GRIFFIN William R. M Raytheon Co. Research Div Seyon St. Waltham Mass GRIFFITH J. Scott R 5524 W. Adams St. Chicago 44 Ill Armour Research Foundation Zanesville Ohio GORT Walter A. W 2241 Redfield Village Metuchen N. J. C. L. Cruikshank 1217 Francis Palms Detroit 1 Mich ~ Bldg GRIFFITH Lawrence O. Jr. G 2514 Highland Ave. Sedalia Mo. Pittsburgh Corp. Arnhold Ceramics Inc. GOSS Bruce R. 11 Hamilton St. Weedsport N. Y. GREEN A. P. FIRE BRICK CO William S. Lowe 1018 E. Breckenridge St. Mexico Mo. GRIFFITHS Norman Nonporite Pty Ltd. 292 296Burwood Rd GOSZTONYI George Lozadur Av Mayo 981 Buenos Aires Argentina GOTTO Mrs. B. D. A. L. Curtis ONX Ltd. GREEN A. T. F British Ceramic Research Queen's Rd Penkhull Trent England GREEN Charles F. Jr. G Assn Hawthorn E 2. Victoria Australia GRIM Ralph E. XF University of Illinois Dept. of Geology 234 Natural History Bldg Urbana Ill GRIMLEY Robert T. B Westmoor Works London Rd Chatteris Cambs England Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio University of Chicago Dept. of Physics Chicago Ill GOUDGE Monson F. M Mines Branch 40 Lydia St. Ottawa Ont Canada Dept. Mines & Technical Surveys GREEN Daniel K. GJ Pittsburgh Plate Glass Co. Works 11 Mount Vernon Ohio GREEN D. T. S GRINTHAL Robert D. B 62 Central Ave. Hillsdale N. J. Firth Sterling Inc. GROBB F. S. R GOULD Robert E. WFI Buffalo China Inc. Milton Brick Co. Ltd. Box 554 Milton Ont Canada Sterne & Sons Ltd. 126 Bruce St. Brantford Ont Canada 75 Hayes Pl Buffalo 10 N. Y. GOWER IrvinWg. R 537 Prescott Rd Merion Station Pa Refractories Co. u SE Wilfam F. S Grabe Brick Co. 10 Box 5631 5631Tucson Ariz VOL 38 No. 1959 GREEN John R. MI Villa de Verde en Tubac Box 26 Tumacacori Ariz Consultant GREEN Robert L. WI Lenox Inc. Meade St. Trenton N. J. GROOME Garland L. R Poplar Ridge Rd Box 245 Pasadena Md Harbison Refractories GROTHAUS Joseph V. R 4714 Raymond Dearborn 9 Mich Great Lakes Steel Corp. Co. 547 . 26 Rockiana St. Dartmouth Mass South Elec Corp. Dubilier LBEBverett F. R LBBIllinois Technical Center 1700 N. Westwood Ave. Toledo 7. Ohio TUNER Max N. R TUNER Harbison Refractories Co 1325 Ambassador Bldg St. Louis 1 Mo. R Robert M. G ' Oneida St. State College Pa Linden Labs Inc. SCHWIND Jean F. M SCHWIND O. Ross Engineering Div Midland Corp. 730 Third Ave. New York 17 Y. ERCI Carl F. LI ^' 170 Ten Broeck Ave. Kingston N. Y. IBM Corp. GELER Albert L. EJ * 7215 Hague Ave. Apt 6 ~ Cleveland 2 Ohio Ferro Corp. ILE Donald L. 26 Rural Ave. Box 331 North Hornell N. Y. TIMARAES Helio Pentagna Caixa Postal 208 Belo Horizonte Brazil Magnesita S. A. ILDEN Jules R. D Syracuse China Corp. Syracuse 1 N. Y. ALDEN Terry D. 8553 24th Ave. N. W. Seattle 7 Wash LICK Chester M Tennessee Clay Co. Inc. Mayfield Ky AM Charles E. G Ohio Lime Co. 2510 Grant Bldg Pittsburgh 19 Pa MESON P. Eg Billesholms Aktiebolag Hoganas Sweden INSAULUS Robert K. G 25 Oakdale Pleasant Ridge Mich v Meter Co. WN1 -1 F. W. S 849 waker Ave. N. W. New Philadelphia Ohio Universal Sewer Pipe Corp. UNZENHAUSER Adolph L 69-70 113th St. Forest Hills 75 L. I. Y. Transisola Inc. ERR Wilhelm Manufaktur W. Haldenwanger Spandau Heerstr 221 Westsektor Germany STAFSON Carl H. Jr. R 47 Montana Dr. Holden Mass Norton Co. " STIN J. A. M J. A. Gustin & Associates Burch Bldg Martinsville Va THRIE George B. W 642 Louisiana Ave. Chester W. Va W. S. George Pottery Co. ZMAN Hector G 2944 Kendale Ave. Apt 103 Toledo Ohio Illinois YN James D. G Owens Glass Co. 1701 E. Broadway Toledo 5 Ohio URK Warren L 777 Rt 202 Somerville N. J. Radio Corp. of America OWSKI Edward R. L McCullough Inc. 301 Industrial Way San Carlos Calif H . +7 ASSI Andre Ets Produits Refractaires Soufflenheim France 10 L. 38 No. 10 1959 428 California Ave. Oakmont Pa Pittsburgh Plate Glass Co. HACK Walter L. L Western Gold & 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 Illinois HACKLER W. C. SI 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. B 1793 Sharon Dr. Concord Calif Lawrence Radiation Laboratory HAEGER POTTERIES INC Joseph F. Estes 7 Maiden Lane Dundee III HAERTLING Gene H. I 803 W. Healey Champaign Ill 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 Humphryes Div Borg Warner Corp. HAGAN Lucy G. 1419 Spruce St. Berkeley 9 Calif HAGAN M. A. RI 5515 Eau Claire Dr. Rolling Hills Calif North American Aviation Inc. HAGAR Donald MFI Donald Hagar Ceramic Rm 212 First National Zanesville Ohio Materials Bank Bldg HAGBERG Carl E. M 947 Northeast Ave. Tallmadge Ohio Tennessee Clay Co. HAGEDORN A. J. E. R General Abrasive Co. Inc. Drawer D Bridge Sta Niagara Falls N. Y. HAGEDORN E. C. G Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio HAGENAUER Carl J. G Pittsburgh Plate Glass Co. Glass Research Center Box Pittsburgh 38 Pa HAGGLUND Erik M Kanthal Corp. Amelia Pl Stamford Conn 11472 HAGNER Fred F. G Phoenix Glass Co. Monaca Pa HAGUE James R. 200 W. 18th St. Rolla Mo. HAGY Henry E. G Corning Glass Works Laboratory Corning N. Y. HAHN William P. G 4020 Southway Ave. Toledo Ohio Manville Corp. HAHNER Clarence H. GF National Bureau of Standards Washington 25 D. C. HAJJAR Miss Samia T. 2936 S. Orange Dr. Los Angeles 16 Calif HALDEN Frank A. B 1049 Valley Forge Dr. Sunnyvale Calif Stanford Research Institute HALDY Norman L. W American Encaustic Tiling Co. 1000 Cannon Ave. Lansdale Pa HALEY Dwight R American Clay Forming Co. Box 686 Tyler Texas ey eee eee R. R. 3 Bloomington Ill HALL CHINA CO John T. Hall East Liverpool Ohio HALL Donald H. EJ Permutit Inc. 1000 West Ave. Rochester 3 N. Y. HALL Douglas E. R 207 W. 29th St. Baltimore 11 Md General Refractories Co. HALL E. B. M Bird & Co. Ltd. Research Dept. Chartered Bank Bldgs Calcutta India HALL Everson W Park Way Ext East Liverpool Ohio Hall China Co. HALL F. P. LF Onondaga Pottery Co. Electronic Div 1758 W. Fayette St. Syracuse 1 N. Y. HALL James K. 18 Hall Ct Hornell N. Y. HALL James L. W 242 Oregon Ave. Palo Alto Calif Lockheed Aircraft Corp. Lockheed Missiles & Space Div HALL John T. W Hall China Co. East Liverpool Ohio HALL Morris P. S Alton Brick Co. Box 25 Maryland Heights Mo. HALL Robert L. R R. R. 2 Fulton Mo. Harbison Refractories Co. HALL Warren A. R North State Pyrophyllite Co. Inc. Box 7247 Greensboro N. C. HALL William B. B 2822 Lawndale Ave. Cincinnati 13 Ohio General Electric Co. HALLBERG Richard C. W 236 Watson Ave. Fostoria Electric Auto Co. Ohio : Spark Plug & Ceramic Group HALLER Wolfgang K. B National Bureau of Standards Mineral Products Div Washington 25 D. C. HALLETT Crawford W. RI Wright Corp. Research Div Quehanna Pa HALLOIN William G. G 1218 Broadview Blvd. Natrona Heights Pa Pittsburgh Plate Glass HALLSE Robert L. I 1840 Cordova St. Apt C ; Pomona Calif Co. HALM Louise Union Francaise des Produits Refractaires 15 Rue de Milan Paris 9e France HALPERN Allan S. L 6 Macdougal St. New York 12 N. Y. Markite Co. HALPIN John A. R United States Steel Corp. Masonry Dept. Clairton Pa HAMER Donald W. LI 3129 Harrison Glenview Ill Radio Industries Inc. Kemetal Div HAMILTON Edgar H. GI 11905 Colesville Rd Silver Spring Md National Bureau of Standards HAMILTON J. C. G . 3422 Chestnut Hill Rd Toledo 6 Ohio Illinois HAMILTON Noble E. M 53 Benjamin Rd Belmont 78 Mass Consultant HAMILTON Robert MI United States Gypsum Co. 300 W. Adams St. Chicago 6 Ill HAMILTON W. M. E Crane Co. Chattanooga Div 33rd and Alton Park Blvd. 7 Chattanooga 1 Tenn 549 : ^' H wr NTH: 2s ners ena NAMME Donald G. B NAMME Gypsum Co. Research Center 1650 Military Rd Buffalo 17 N. Y. HANSEN Robert V. L Bradley Co. 136 W. Greenfield Ave. HAKNISH1 Mark C. ^ 2111 Sierra Rd Plymouth Meeting Pa HAMME : John V. : HAMME HAMME Claremont Rd Raleigh N. C. HAMMER } Averill J. S HAMMER Buttonwood Ave. Bowling Green Ohio Bowling Green State University MER Gunter 16 Connell's Pt Rd South Hurstville N. S. W. Messrs R. Fowler Ltd. HAMMER R. I HAMMER University of California Australia Dept. of Mineral Technology 240 Hearst Memorial Mining Bldg ! Berkeley 4 Calif HAMMOND ; LEAD PRODUCTS INC William P. Wilke III 5231 Hohman Ave. Box 912 Hammond Ind - HANCOCK BRICK & TILE CO James L. Child Jr. Box 450 Findlay Ohio i HAND j Thomas R : Corhart Refractories Co. 940 Commonwealth Bldg : Louisville 2 Ky HANDEN Jack L i 150 Baier Ave. Franklin Twp Milwaukee 4 Wisc HANSEN Waldemar C. R Universal Atlas Cement Div United States Steel Corp. Gary Buffington Sta Ind HANSON David C. 206 E. Green St. Champaign Ill HANSON Hans R. R 30004 W. Ten Mile Rd Farmington R.R. Mich Hanson Co. HANSON James W. S Mineral Wells Clay Products Inc. 3962 Edgehill Rd Fort Worth Texas HANSON Martin B. 8541 31st N. W. Seattle Wash HARADA Yoshiro R Armour Research Foundation 10 W. 35th St. Chicago 16 Ill HARBERT Carl J. W Harshaw Chemical Co. 1945 E. 97th St. Cleveland 6 Ohio HARBIN Hugh P. R 1454 Monocacy St. Bethlehem Pa Bethlehem Steel Co. HARBISON E. J. Lavino & Co. HARPER Robert E. 62 Orange St. Waverly N. Y. HARPER Roderick L. L Harper Electric Furnace Corp. 110 Pearl St. Buffalo 2 N. Y. HARPER Wallace T. BI 1032 Ringwood Ave. Menlo Park Calif Lockheed Aircraft Corp. Lockheed Missiles & Space Div HARR W. J. GI 1711 Brainard Rd Lyndhurst Cleveland 24 Ohio Harshaw Chemical Co. HARRELL George O. S North Carolina State College Mineral Industries Dept. Raleigh N. C. HARRINGTON H. Richard M American Clays Corp. Box 151 Sandersville Ga HARRINGTON Roy V. G One Oakwood Dr. Corning N. Y. Corning Glass Works HARRINGTON Wayne H. R. R. 2 Hornell N. Y. New Brunswick N. J. REFRACTORIES CO HARRIS CLAY CO Radio Corp. of America C. A. Brashares Scroop W. Enloe Jr. HANDWERK Joseph H. RF 716 N. Reed St. Joliet Ill 1800 Farmers Bank Bldg Pittsburgh 22 Pa Spruce Pine N. C. HARRIS Donald M. XJ Argonne National Lab HARCOURT Edward L. M Fairport Rd East Rochester N. Y. HANKS Charles F. Jr. M North American Mfg Co. U. Army As { Tennessee Clay Co. Inc. 3810 West St. Cincinnati 27 Ohio HARRIS Henry M. R Box 894 Mt. Union Sta HARDER Charles M. DF 4114 42nd S. Seattle 18 Wash Alliance Ohio { Box 735 Alfred N. Y. U. S. Bureau of Mines mentees HANLEY CO John M. Dickey Jr. State University of New York HARRIS James E. S : Summerville Pa f HANN Douglas G. Ryton House Ryton porensu College of Ceramics at Alfred Univ 6445 S. Acoma St. Littleton Colo i HARDESTY Robert W Robinson Brick & Tile Co. 509 15th Ave. New Brighton Pa HARRIS Jesse R. Wash Shifnal Shropshire England Mayer China Co. 301 E. Third Ave. Ritzville Wash Dey British Heat Resisting Glass Co. HARDING John Roy HARRIS Joe N. EJ ye HANA H. H. GI Greystoke Chesworth Close 1592 Van Epps St. S. E. : 3 Bailey Rd Crystal City Mo. Horsham Sussex England Atlanta 16 Ga ... NA Ralph E. WI 62 E. Second St. Peru Ind Sussex & Dorking United Brick Co. Ltd. Georgia Institute of Technology HARRIS Ransom S. Jr. GJI Kokomo Sanitary Pottery Corp. HARDINGE CO INC 895 W. Main St. Newark Ohio HANNA Richard R Harlowe Hardinge Corning Fiberglas Corp. 3785 Gardner Ave. Cincinnati 36 Ohio 240 Arch St. York Pa HARRIS Robert C. L General Electric Co. HARDINGE Harlowe M Bendix Aviation Corp. HANNEMAN Morton E. G Elmore Ohio Hardinge Co. Inc. 240 Arch St. York Pa Scintilla Div Sidney N. Y. HARRIS William A. Jr. W Woodville Lime Products Co. HARDY Ronald G. SI Edwin M. Knowles China Co. HANNON Richard C. MI 1208 Franklin Rd Salem Ohio Onondaga Brick Corp. Warners N. Y. . HARES George B. G Newell W. Va HARRISON Don E. B R. T. Vanderbilt Co. Inc. 15 Roosevelt St. Corning N. Y. 1036 Findley Dr. Apt 10 f HANOKA Jack I. Corning Glass Works Pittsburgh 21 Pa Pennsylvania State University HARGREAVES Douglas J. General Electric Co. 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. 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 Los Angeles 22 Calif Blvd. Hargreaves Mill Ltd. Botteslow St. Hanley Stoke Stafford England HARGREAVE JoS hn 3 Oak Tree Crescent Cockermouth Cumberland England Distington Engineering Co. Ltd. HARGREAVES MILL LTD D. J. Hargreaves Botteslow St. Hanley Trent Stafford England HARKER POTTERY CO Robert E. Boyce East Liverpool Ohio HARKULICH Theodore B 269 Mull Ave. Sinking Spring Pa Beryllium Corp. HARRISON Gordon R. L Sperry Microwave Electronics Co. Box 1828 Clearwater Fla 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 5230 Holiday Rd Hopkins Minn Minneapolis Regulator Co. HARRISON W. EF National Bureau of Standards Ind Bldg Enameled Metals Sect Van Ness St. & Conn Ave. N. W. HANSEN Kenneth H. M 507 Edgewood Ave. Columbia Mo. Consolidated Feldspar Dept. International Minerals & Chemical Corp. EN Kent W. E. Second S. Bountiful HANSEN HANSEN Melvin O. G Owens Libbey Div Box 919 , Toledo , Ohio Utah HARLEY T. H. R Vesuvius Crucible Co. Box 8275 Swissvale Pittsburgh 18 Pa HARMAN C. G. WF Gladding McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39 Calif HARNISH John D. Jr. WI Westinghouse Electric Corp. Derry Pa Washington 25 D. HARSHAW CHEMICAL CO Carl J. Harbert 1945 E. 97th St. Cleveland 6 Ohio HART John M. W New Jersey Porcelain Co. Box 908 Trenton 5 N. J. HART Leroy D. R 707 Crompton Ct Crestwood 26 Mo. Aluminum Co. of America VOL No. 1959 551 908 Lafayette Court Marion Ind Radio Corp. of America HARTFORD Thomas J. L 2783 Doresta Rd San Marino Calif Gladding McBean & Co. HARTLEY Alva G. H. Downing & Co. Ltd. Brampton Hill Newcastle Staffs England MAN F. Henry G , Kerry Crescent Ottawa 5 Ont Canada HARTMANN Hans S. Massachusetts Institute of Technology 77 Massachusetts Ave. Rm 4-051 Cambridge 39 Mass HARTSHORN D. EI 8118 N. Poplar Blvd. Milwaukee 17 Wisc Geuder Paeschke & Frey Co. HARTWIG Frederick J. Jr. RI Babcock & Wilcox Co. Box 835 Alliance Ohio HARTWIG Jurgen R Box 521 Fostoria Ohio National ( Carbon Co. HARTY R. Philip R Exolon Co. 1000 E. Niagara St. Tonawanda N. Y. HARVEY A. M. Jr. SI Webster Brick Co. Box 780 Roanoke 5 Va HARVEY Edwin T. R 314 W. McPike St. Vandalia Mo. Harbison Refractories Co. HARVEY E. M. R North State Pyrophyllite Co. Box 7247 Greensboro N. C. Inc. HARWOOD Wallace B. Jr. S Acme Brick Co. Box 425 Fort Worth Texas HASKO Stephen WI 1510 Wheaton Lane Silver Springs Md National Bureau of Standards HASSELBACH William G Owens Glass Co. E. Broadway Toledo 5 Ohio HA MAN D. P. H. University of British Columbia Dept. of Mining & Metallurgy Vancouver 8 B. C. Canada HASSETT William A. L Radio Corp. of America Chemical & Physical Lab 415 S. Fifth St. Harrison N. J. IATCH Robert A. B 4135 N. Belleview Ave. St. Paul 10 Minn Minnesota Mining & Mfg Co. ATFIELD Fred M. G Illinois 506 S. First St. Gas City Ind ATHAWAY A. J. B 8721 Pershing Ave. Niagara Falls N. Y. Titanium Alloy Mfg National Lead Co. Div ATHAWAY Isaac S. W 1318 Tuttle Ave. Montgomery Ala Alabama State College ATHAWAY Mrs. U. G. W Alabama State College Montgomery Ala AUBEIN Wendell L. RJ 1042 Florida Edwardsville Ill Propellex Chemical Div Chromalloy Corp. AUCK Charles A. RI 5088 Dawne St. San Diego 17 Calif Solar Aircraft Co. AURA Bruce 223 Tom Hunter Rd Fort Lee N. J. AUSER Richard E. I oselle St. 35 AUS Henry Buffalo 11. N. H. R 73.ifth 73.ifth Ave New York 19 N. Y. Consultant 10 OL 38 No. 10 1959 57 3114iu dey She Le 1218 Blanchard Ave. Flint 3 Mich A C Spark Plug Div General Motors Corp. HAVELL Richard F. R 846 N. Euclid Ave. Oak Park III Armour Research Foundation HAVENS Irvin F. B 200 St. Nicholas Ave. Worcester Mass Bay State Abrasive Products HAWES Samuel A. SI 301 N. E. Sixth Ave. Co. Mineral Wells Texas Texeramics Inc. HAWK Elwin A. M Hawk Laboratories Inc. R.R. 1 East Rochester Ohio HAWKES John H. G 2 Downing St. Worcester 10 Mass Norton Co. HAWKINS Frank S. General Electric Co. Ltd. Osram Glass Works East Lane Wembley Middlesex England HAWKINS James M. M James M. Hawkins Corp. 448 Franklin St. Buffalo 2 N. Y. HAWKINS Robert J. SI 20 Sunnyside Pl Hamburg N. Y. Buffalo Brick Corp. HAWKS Ralph L. WI 2869 Middletown Rd Pittsburgh 4 Pa Vitro Manufacturing Co. HAWKS William L. R 24805 22nd Ave. S. Kent Wash Boeing Airplane Co. HAWS REFRACTORIES CO E. ~ Slick Jr. 407 Main St. Johnstown Pa HAWTHORNE Robert M. Jr. W 12 Tuttle St. Dunellen N. J. National Starch Products Inc. HAY John B Norton Co. Research Worcester 6 Mass Lab HAY Joseph L. R Acme Brick Co. Malvern Ark Box 448 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 , Ohio HAZEN E. J. GI 614 Main St. Ford City Pa Pittsburgh Plate Glass Co. HEALY JameHs. EI 4511 N. Sherman Blvd. Milwaukee 9 Wisc A. O. Smith Corp. HEATH Donald L. : Ohio Brass Park & Ninth Barberton Ohio HEATH Edith D Heath Ceramics 791 Bridgeway Sausalito Calif HEATLEY Sidney M. R Babcock & Wilcox Co. 105 S LaSalle St. Chicago 3 III HEAVILL John C. E 42 Walnut St. Pittsburgh 5 Pa Vitro Manufacturing Co. HECK Frank G. R E. J. Lavino & Co. 3 Penn Center Plaza Philadelphia 2 Pa HEDDELL James V. RI 215 Mitscher St. China Lake Calif U. Naval Ordnance Test Station HEDDEN Walter A. RI Battelle Memorial Institute 505 King Ave. Columbus 1 Ohio HEDGES Philip E. 915 Bay Ridge Ave. Pittsburgh 26 Pa Aha Marion de ed, James J. 0 Marion Brick Corp. 399 E. Center St. Marion Ohio HEDQUIST Alfred J. W Apartado Postal 25 Guadalajara Jalisco Mexico Loza Fina S. A. HEEBNER John C. RI 1431 Forbes St. North Tonawanda N. Y. Carborundum Co. HEELEY Ralph E. J. & J. Pearson Ltd. Firebrick Works Stourbridge Worcs England HEFTI Franz Z^...rcherZiegeleien Postfach Z^...rich 1 Switzerland 357 HEIDTMAN Clarence F. G National Lime & Stone Co. First National Bank Bldg Findlay Ohio HEILICH Raymond P. S 3652 E. Edgar Box E St. Louis 21 Mo. HEILIGMAN H. A. RFI E. J. Lavino & Co. Box 29 Norristown Pa HEIMSOETH Werner M. Farbenfabriken Bayer Aktiengesellschaft 22c Leverkusen Germany HEINDL Raymond A. RF 4917 43rd St. N. W. Washington 16 D. C. HEINE H. W. S Hudson Supply & Equipment Co. Ninth St. & Brentwood Rd N. E. Washington 18 D. C. : HEI^ OVivikPa. D 3204 S. Hoover St. Los Angeles 7 Calif Chouinard Art Institute HEISCHMAN Fred E. L 106 S. Adams St. Fostoria Ohio Electric Auto Co. Spark Plug & Ceramic Group HELD Kalman B TRG Inc. 2 Aerial Way Syosset L. I. Y. HELD Peter C. Iowa State University Dept. of Ceramic Engineering Ames Iowa HELLIESEN Richard O. I Klepp Station Stavanger Norway Porselen Emalje Industry HELLMAN Stanley L. S 33 Beachwood Ave. Metuchen N. J. Merritt Inc. ' HELLRIEGEL Edgar J. R 114 Oceanside Box 155 Fort Tilden N. Y. Metal & Thermit Corp. HELM David F. B Mellon Institute 4400 Pittsburgh 13 Pa Fifth Ave. HELMKAMPF R. N. G Refractories Div H. K. Porter Co. 2064 Hampton Ave. St. Louis 10 Mo. HELSER Perry D. WFI Box 11292 St. Petersburg 33 Fla 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 HEMSTEGER Samuel E. EI 4155 Audubon Rd Detroit 24 Mich Consulting Engineer | HENDERSON CLAY PRODUCTS Homer L. Bryce Box 870 Henderson Texas HENDERSON Courtland M. L Monsanto Chemical Co. Dayton Station B Box 8 7 Ohio 553 HENDERSON HENDERSON Frank P. S McDonald 1701 Rd Tyler Texas Engineering Allied Div Ferro Corp. HENDERSON Frederick C. WFI Royal China Inc. Sebring Ohio HENDERSON James L. Jr. S Robinson Venulating Co. Zelienople Pa HENDERSON William W. W Robinson Ventilating Co. Box 217 Zelienople Pa HERRING Leon B. W Kohler Co. Box 2293 Sta A. Spartanburg S. C. HESS Albert J. B Westex Talc Corp. Box 238 Bryant Ark HESS B. Parker G Westinghouse Electric Corp. 700 Braddock Ave. East Pittsburgh Pa HESS F. B. G HINCHMAN Roger M Corp. United States Borax & Chemical 50 Rockefeller Plaza New York 20 N. Y. HIND Stanley The Mount Etruria Rd Basford Trent England Consulting Engineer HINDS J. F. G Canadian General Electric Co. 221 Dufferin St. HENDREN Robert R. RI 105 Bank Ave. Riverton N. J. Hoeganaes Sponge Iron Corp. HENDRYX Dwight B. S Dwight B. Hendryx & Associates 6621 Darlington Rd Pittsburgh 17 Pa HENEGHAN Leo F. B Merck & Co. Inc. Marine Magnesium Div South San Francisco Calif _ HENLEY Russell M. R 61 Sugarmaple Ln Levittown Pa General Abrasive Co. HENRY Edward C. LFI 730 Crawford Ave. Syracuse General Electric Co. 10 N. Y. HENRY Frank R. RF Simonds Worden White Co. 1101 Negley Pl Dayton 7 Ohio HENRY Georges Union des Verreries Mecaniques Belges 29 Quai de Brabant Charleroi Hainaut Belgium HENRY Kenneth M. GF Illinois Box 1035 Toledo 1 Ohio HENSLER J. R. GF Chemical Research Lab Brockway Glass Co. Inc. Brockway Pa HESS Robert L. R 331 W. Market St. Clearfield Pa North American Refractories Co. HESSINGER Philip S. LI Synthetic Mica Co. Box 658 West Caldwell N. J. HEUER Arthur LJ General Ceramics Corp. Keasbey N. J. HEUER Russell P. RF General Refractories Co. 1520 Locust St. Philadelphia 2 Pa HEWITT L. C. RFI Ironton Fire Brick Co. Box 536 Ironton Ohio HEWLETT James Thomas E Richardson Inc. Frankfort Ind HICKEY Frank J. G Corning Glass Works Box 544 Corning N. Y. HICKS Earl A. M Southern California Minerals Co. 320 S. Mission Rd Los Angeles 33 Calif Toronto 3 Ont Canada HINKINS E. A. G Tygart Valley Glass Co. Box 503 Washington Pa HIRAYAMA Chikara G R. R. 3 Kilmer Dr. Murrysville Pa Westinghouse Electric Corp. HIRSSIG Carl F. G 1210 Fort St. Maumee Ohio National Lime & Stone Co. HISCOCK Harley J. R Fuller Merriam Co. Box 69 West Haven Conn HITCHINS R. A. R National Refractories Div Mexico Refractories Co. 226 S. 16th St. Philadelphia 2 Pa HITNER Jan K. R Box 222 Travelers Rest S. C. HITZEMAN Roger L. LI Centralab Div Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc HOBSON Joe P. S Acme Brick Co. Box 425 Fort Worth 2 Texas HOCH Michael B University of Cincinnati Dept. Chem & Met Engr Bausch & Lomb Optical Co. HICKS James C. RI Cincinnati 21 Ohio Rochester 2 N. Y. HENSON Albert T. SJ 27550 Edgerton Rd Los Altos Calif Kaiser Aluminum & Chemical Corp. HOCHWALT Carroll A. Jr. L International Nickel Co. Inc. West Virginia Pulp & Paper Co. HICKS John F. G. G 67 Wall St. New York 5 N. Y. Polychemicals Div Charleston S. C. HENWOOD Reginald J. R 131 Thompson Dr. Painted Post N. Y. Corning Glass Works HOCKADAY R. S General Shale Products Corp. 107 Valeview Circle Gadsden Ala HICKS Robert G. B Kingsport Tenn Republic Steel ) 828 165th Ave. N. E. Bellevue Wash HODGES Leslie R. Jr. L CorpW.. HEPPLEWHITE W. WFI HEPLEWHITE 13557 Cedar Rd Cleveland 18. Ohio Boeing Airplane Co. HIGBIE Kenneth B. R Sperry Microwave Electronics Co. Box 1828 Clearwater Fla Engineering i Allied Div Ferro Corp. Beryllium Corp. HODGSON N. G. E iat HERBERT John S. S Box 1462 Reading Pa Alliance Ware Ltd. se athe W. G. Bush & Co. 174 Third Ave. N. HIGGINS James M. Box 550 Vancouver B. C. Canada ie Nashville 3 Tenn Box 194 Residence Hall HODSON George N. HERBERT John W. R Rolla Mo. The Hall Wymeswold Liem 3523 Anderson Pkwy Toledo Ohio HIGGINS Waldo W. EFI Nr Loughborough England Hathernware Ltd. Libbey Glass Co. A. O. Smith Corp. HODSON Jean T. HERBERT Paul R. W Box 584 Milwaukee , Wisc 4203 Brooklyn Seattle 5 Wash Sandyville Ohio HIGGS Harold P. L B. Miffin Hood Co. 737 East Ave. Rochester N. Y. HOELSCHER Max W. E 5010 Mayfield Rd Lyndhurst 24 Ohio HERBST H. T. S - Lehigh Engineering Associates Enamel Products Co. 4359 W. 199th St. Cleveland 26 Ohio HIGHLEY Robert W. R HOENIG Clarence L. Ohio Clay Co. A. P. Green Fire Brick Co. University of California HERBST Richard J. 2004 Clark Bldg Pittsburgh 22 Pa Dept. of Mineral Technology 1502 N. Division Urbana Ill HIGMAN JOHN W. CO Hearst Memorial Mining Bldg HERGER Howard C. G Robert J. Stone 24 State St. Berkeley 4 Calif Pierce Glass Co. Port Allegany Pa New York 4 N. Y. HOERRMANN Francis J. G HERKO Edward GI HILDEBRAND David L General Electric Co. 4865 Mt. Read Blvd. R. R. 3 Hixson Tenn Bridgeville Glass Plant Rochester 16 N. Y. American Lava Corp. Bridgeville Pa Bausch & Lomb Optical Co. HERMAN C. Eugene R. R. 3 Box 361 Hickory N. C. HILL David C. BJI National Ill 126 Forest Blvd. Park Forest Argonne Lab HOEY Paul E. SI Texas Vitrified Pipe Co. Box 117 Mineral Wells Texas HERMANN Gunter HILL Ercell C. SF HOFFMAN Carl R. G Rua Sta Cristina 193 109 Morton Ave. Ridley Park Pa Fostoria Glass Co. J. America Sao Paulo Brazil Consultant HERMANN James L. W 3288 Earlmar Dr. oy Los Angeles 64 Calif Redondo Tile Co. tepnesi HEROLD Paul G. BFI a Radio Corp. of America Chemical & Physical Lab LMA Lancaster Pa RPE Clarence M. S Southern Brick & Tile Inc. aironeds Cherokee Sta Box 5105 Louisville 5 Ky VOL 38 No. 10 1959 HILL John R. S Box 37 Highland Park Station Des Moines 13 Iowa Goodwin Co. HILL Lawrence I. G 503 Carver Blvd. Toledo 7 Ohio Libbey Glass Co. HILLMAN Gary 1071 Westshire Pl N. W. Atlanta 13 Ga HIMMEL Lawrence B - University of California Dept. of Mineral Technology Berkeley 4 Calif Moundsville W. Va HOFFMAN Lewis C. G 2219 Newark Ave. Westfield N. J. E. I. du Pont de Nemours & Co. HOFFMAN M. Saul SJ Leeds & Northrup Co. 4901 Stenton Ave. Philadelphia 44 Pa HOFFMAN Richard C. GJI 9364 Colorado Livonia Mich Ford Motor Co. HOFFMAN Willard H. J. W 8 Dungarrie Rd Baltimore 28 Md Clinchfield Sand & Feldspar Corp. 555 Pray T. Wheaton Co. 212 G St. Millville N. J. HOFSTETTER G. W. E Ferro Corp. 336-338 N. Central Ave. Box 1285 Alfred Y. HONSBERG Werner W Fabrica de Loza El Anfora S. A. Apartado 508 Mexico D. F. Mexico The Knoll Corning N. Corning Glass Works HOULAHAN R. C. S Builders Brick Co. Chicago 44 Ill ; HOOD Harrison P. GF 3800 Ninth Ave. S. Seattle 8 Wash HOGAN Thomas W. W 260 Delevan Ave. Corning N. Y. HOUSER Phillip E. Flintridge China Co. Corning Glass Works Box 1002 Alfred N. Y. 350-380 S. Raymond Ave. HOOD L. Scott M HOUSMAN George S. R Pasadena 1 Calif Orton Ceramic Foundation Box 17 Norristown Pa Donald HOGANSON K. E 1445 Summit St. Columbus 1 Ohio HOUSTON Harry H. B 4709 N. 56th St. Milwaukee 18 Wisc HOOD Walter H. M Warner Corp. Research Center A. O. Smith Corp. International Minerals & H. R. G Chemical Corp. Canada Ltd. Algonquin & Wolf Rds HOGENDOBLER Des Plaines Ill Gustin Manufacturing Co. 77 Metcalfe St. Ottawa Ont Canada e 3031 Fiberglas Rd Kansas City Kans HOOGENDOORN Helen M. BJI HOUSTON M. Dean B 713 Citadel Rd Monroeville Pa HOGENSON William ce EF 130 Lucas Ave. Apt B Westinghouse Electric Corp. Chicago Vitreous Corp. Kingston N. Y. HOUZE Armand L. Jr. G 1425 S. 55th Court Cicero 50. III HOOPER Bradford RI Houze Glass Corp. Point Marion Pa HOHMANN Frederick R. G Babcock & Wilcox Co. HOWARD Harold B. S 1012 Parkview Rd Augusta Ga 828 S. Ellis St. Salisbury N. C. New Kensington Pa HOOVER Charles H. R Taylor Clay Products Co. Pittsburgh Plate Glass Co. 609 Wilton Rd Towson 4 Md HOWAT Walter L. DF HOHN Carl M. W General Refractories Co. Howat Kilns 85 Hopping Ave 508 Eastway Dr. Lakeland Fla HOPKINS Robert W. GI Staten Island 7 N. Y. Florida Tile Industries Inc. Calumite Co. Box 151 HOWATT Glenn W HOJALATA Y LAMINA S. A. Hamilton Ohio 11 Cliffwood Place Metuchen N. J. Alfonso Reyes Escobar Apartado Postal 996 HOPPER R. T. W Gulton Industries Inc. Monterrey N. L. Mexico Hanovia Liquid Gold Div HOWE David G. RJ HOLADY Harold W. Engelhard Industries Inc. U. S. Naval Research Lab Box 416 Ephrata Wash One W. Central Ave. Metallurgy Div HOLDEN Abe N. B East Newark N. J. Ferrous Alloys Branch Code 6310 General Electric Co. HORAK William RFI Washington 25 D. Vallecitos Atomic Lab 223 Raymond Rd HOWE Elroy E. EFI Box 846 Pleasanton Calif HOLDEN Robert B. B Olin Mathieson Chemical Corp. Metallurgical Labs 275 Winchester Ave. West Hartford 7. Conn Emhart Mfg Co. HORMBERG R. E. W Misceramic Tile Box 1070 Cleveland Miss Chicago Vitreous Corp. 1425 S. 55th Court Cicero 50 Ill HOWER Lawrence D. Jr. RI 9 Norwood Ave. Milford Conn Olin Mathieson Chemical Corp. New Haven Conn HOLDENER Irwin K. B 20709 Wendy Dr. Torrance Calif U. Air Force HOLL Barton A. S Logan Clay Products Co. Box 698 Logan Ohio HOLL Barton S. SI \ 311 W. Front St. Logan Ohio } Logan Clay Products Co. HOLLOMON John H. B General Electric Co. Research Lab Box 1088 Schenectady N. Y. HOLMES Gregory J. EJ 3295 Lansmere Rd Shaker Heights 22 Ohio Ferro Corp. HOLMES Lyle A. MI 82 Pilgrim Rd Rosslyn Farms Carnegie Pa HORNER M. Harlan 4757 17th N. E. St. Seattle 5 Wash HORNER Sylvester J. L Arnold Engineering Co. Box G Marengo Ill HORNING Roy A. GFI R. R. 2 Box 510 Carmel Calif HORNUNG Martin R. WI 140 E. Sheridan Ave. New Castle Pa Shenango China Inc. HORNYAK Emery J. Jr. BJ - Illinois 1700 N. Westwood Ave. Toledo 6. Ohio HORSFALL John C. S , Gladding McBean & Co. 1500 Walla Walla Ave. Renton Wash HORTON Paul B. WI Insulator Dept. General Electric Box 57 Baltimore 3 Md Co. HOWER R. S. LI Bradley Co. 136 W. Greenfield Ave. Milwaukee 4 Wisc HOWCIamEpbeTlhlom&asCoW. .Roughcastle Ltd. Roughcastle Works Falkirk Scotland HOYET Eugene G R. R. 2 Ford City Pa Pittsburgh Plate Glass Co. HOYT Rolando Ladrillera Monterrey S. A. Apartado 360 Monterrey N. L. Mexico HSU hua 1 King's Terrace 1st Floor Kowloon Hongkong B.C.C. Kiu Foong Enamel Factory H.K. Ltd. HUBBELL Dean S. E R. R. 6 Country Club Rd Great Lakes Foundry Sand Co. HORTON Robert A. R Connersville Ind HOLMES Roland G. S 32135 Densmore Rd Willowick Ohio Porcelain Steel Corp. W. S. Dickey Clay Mfg Co. Box 402 Austenal Co. Div Howe Sound Co. HUBBLE David H. RJ Pittsburg Kans HORWEDEL Lowell C. B 10615 Lindberg Ave. HOLMGREN David E. R Electrofilm Inc. Pittsburgh 35 Pa 219 Gibson St. Berea Ohio 7116 Laurel Canyon Blvd. United States Steel Corp. Basic Incorporated North Hollywood Calif HUBER George S. M HOLMQUIST Stig B. R HOSBEIN L. R 314 Overbrook Rd Baltimore 12 Md United States Steel Corp. 11 Standish St. Frostburg Md Pemco Corp. Research Center Monroeville Pa HOLSCHER H. H. GF Illinois Box 1035 Toledo 1 Ohio Kaiser Aluminum & Chemical Corp. HOSKYNS William R. Alfred Station N. Y. HOSSACK James K. E HUBER J. M. CORP D. Parker McAdoo 630 Third Ave. New York 17 N. Y. WARCO CO HOLST Tage Ferro Enamels Canada Ltd. AMERICAN CLAY Vinkelvej lo Kongens Lyngby Denmark Box 37 Oakville Ont Canada MACHINERY DIV Porcelaensfabriken Danmark A HOSSENLOPP Arthur M. LI R. A. Garverick HOLT J. Birch 921 Maplewood Dr. Kokomo Ind 202 N. Greenwood St. Marion Ohio 1535 Sigma 10 Salt Lake City Utah Delco Radio Div General Motors Corp. HUDSON Charles J. R 74 Newton St. West Boylston Mass HOLTERHOFF A. Gray M National Sales Corp. 307 E. Fourth St. Cincinnati 2 Ohio HOSTETTER J. C. GFI 1561 Dale Ave. Winter Park Fla Consultant HUDSON SUPPLY & EQUIPMENT CO H. W. Heine Ninth St. & Brentwood Rd N. E. HOLTRY Byron C. S HOUCHINS Henry R. W Washington 18 D. C. Acme Brick Co. Box 448 Malvern Ark Carborundum Co. HUESCHEN Robert E. L HOMMEL E. M. EF Bonded Abrasives Div 5280 S. 111th Hales Corners Wisc Hommel Co. Box 475 Pittsburgh 30 Pa Niagara Falls N. Y. HOUDEK Albin W General Electric Co. HUETTIG Fred R. LI HOMMEL O. CO E. M. Hommel 302 Blakeley San Antonio Texas 296 Brook Ave. North Plainfield N. J. 475 Pittsburgh 30 Pa Aztec Ceramics Inc. General Ceramics Corp. VOL 38 No. 10 1959 557 HUFF John R. L Minneapolis Regulator Co. 500 Washington Ave. S. Hopkins Minn HUFFCUT Harold W. EI Air Preheater Corp. Wellsville N. Y. HUFFMAN Guy D. G 146 Oakwood Rd Charleston W. Va Libbey Glass Co. ' MAN John M. 3 Payne St. Paris Mo. HUGGIN Benjamin A. 3002 Buncombe Rd Greenville S. C. HUGHES George B. EI 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 HUGHEY Vaughn V. R Basic Incorporated Maple Grove P. O. Fostoria Ohio HUI William L. C. B Radio Corp. of America Tube Div Marion Ind HUKE Frank B. R 48 Maple St. West Boylston Mass Norton Co. HULBERT Samuel F. Box 847 Alfred N. Y. 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 JUMENIK Michael Jr. B 28477 aPrkwood Dr. Inkster Mich Ford Motor Co. HUMMEL Floyd A. B College of Mineral Industries sylvania State University . versity 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. HUMPHREY Richard A. L 2721 Woodbine Ave. Evanston Ill Armour Research Foundation HUND George J. W 227 Poplar Ave. N. W. Canton Ohio Sparta Ceramic Co. HUND Ralph R 1632 Grace St. Lakewood 7 Ohio Ohio Carbon Co. JUND William O. R 530 S. Seminary St. Charles Town W. Va Standard Lime & Cement Co. UNSBERGER Jesse F. R A. P. de Sanno & Son Inc. Phoenixville Pa FUNT Herbert J. G Kimble Glass Co. Vineland N. J. FUNT John F. MI - Carpco Manufacturing Inc. Box 3272 Jacksonville 6 Fla UNT UNT Malcolm H. Corning Glass Works Corning N. Y. UNTER Charles E. B Box 430 Erwin Tenn Consolidated Feldspar Dept. International Minerals & FUNTERFCUhNeTmEiRcaOlrvCiolrlep.Jr. Missouri 1 Ce JUNT School of Mines + Engineering Dept. Rolla Mo. Richard F. G 4247 CorBneivnegr OL No. Toledo 14 Ohio Fiberglas Corp. 2 OL 38 No. 1959 i HUNTLEY James L. R. R. 2 Box 782 Charlotte N. C. HUPPERT Paul A. EI 7820 Apple Valley Ct Fair Oaks Calif General Corp. HURD Burgess M. M 3 Windy Crest Rd Beaver Falls Pa Ceramic Color & Chem Mfg Co. HURLEY Forrest R. L Grace Research Div W. R. Grace & Co. Washington Research Center Clarksville Md HURLEY Robert E. B 3942 N. Pennsylvania St. Indianapolis 5 Ind Radio Corp. of America HURLETY. 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 HURST Thomas L. L Monsanto Chemical Co. Research Dept. 800 N. Lindbergh St. Louis 66 Mo. HURWITT Steven BJ Materials Research Corp. : 47 Buena Vista Ave. Yonkers N. Y. HUTCHINS John R. III I 418 Cliff Rd Box 456 Sewaren N. J. HUTCHISON Clark EFI 2008 Cheryl Lane Frankfort Ind Richardson Inc. HUTCHISON R. C. RI 2133 Stefko Blvd. Bethlehem Pa Bethlehem Steel Co. HUTT Glenn A. EF 19629 Scottsdale Blvd. Shaker Heights 22 Ohio Ferro Corp. HUTT Gordon M. R Canadian Pacific Railway 703 Windsor Station Montreal 3 Que Canada HUYCK L. G. E Huyck Construction Co. 1861 DeCook Ave. Park Ridge Ill HYATT Edmond P. L 3735 S. 3100 East St. Salt Lake City 9 Utah Ceramics Inc. HYDE Collin RI 581 Oxford St. Worthington Battelle Memorial Institute Ohio HYNES Frank J. LI Frenchtown Porcelain Co. Frenchtown N. J. HYOLLE Andre Ste Generale de Carrelages 68 rue Leon Blum Feignies Nord France HYSLOP Joseph F. Dromore Major's Loan Falkirk Scotland J. G. Stein & Co. Ltd. IANDER J. Richard M Ceramic News 509 S. Beverly Dr. Beverly Hills Calif ICHIKAWA Yoshio L 117 Lucinda Dr. Turtle Creek Pa Westinghouse Electric Corp. STANDARD S. A. Paul Lebrum Vilvorde Belgium IHRIG Allen C. G 78 Boardman Ave. Cumberland Hills R. R. Manville R. I. Corning Glass Works I nw. TIDA Yosnio Government Industrial Research Inst Hirate Kita Nagoya Japan ILER Ralph K. B 811 Haines Ave. Wilmington 3 Del E. I. du Pont de Nemours & Co. Inc. ILES RAMON R. G 2223 St. James Ct Owensboro Ky General Electric Co. ILIFF 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 Ill ILLYN Alexis V. L 975 Sandra Dr. Phoenix N. Y. General Electric Co. IMMEDIATO Robert R. LI Sprague Electric Co. Nashua N. H. INDIAN CERAMIC SOCIETY H. N. Roy Dept. of Ceramics Benares Hindu Univ Benares India 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 HUMPHRYES DIV WARNER CORP G. W. Kelch 201 E. Fifth St. Mansfield Ohio INGHAM David W American Tile Co. 1000 Cannon Ave. Lansdale Pa 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 Sevres S. & O. France Insulator General Electric Co. INTERNATIONAL CLAY MACHINERY CO R. H. McElroy 1145 Bolander Ave. Dayton 1 Ohio INTERNATIONAL COMMISSION ON GLASS B. P. Dudding Research Laboratories General Electric Co. Ltd. Wembley Middlesex England IRONTON FIRE BRICK CO J. H. Rickey Jr. Box 536 Ironton Ohio IRVINE George C. GI Canadian Carborundum Co. Ltd. Niagara Falls Ont Canada IRVING Donald R. W 3122 N. Ninth Rd Arlington 1 Va U. Bureau of Mines IRWIN Glenn H. R Kimble Div Illinois 1700 N. Westwood Ave. Toledo 7 Ohio 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 559 ot ok a woe!teeme phiorese inwarste "STs mages oie meet Seite ey 78 Elmwood Dr. Livingston N. J. Hammill & Gillespie Inc. SAGAWA Jun SAGAWA Toki Kaisha Ltd. # Noritakeshinmachi Nishiku 3550 Hilltop St. St. Paul 10 Minn Minnesota Mining & Mfg Co. JACOLOW Jules L 320 Empire Blvd. Brooklyn 25 N. Y. American Lava Corp. Glass Container Industry Research Corp. First National Bank Bldg New Castle Pa JOHNSON Alexander H. Nagoya Japan JAFFE Bernard LI H. L. Brisbane & Wunderlich Ltd. ISENHOUR C. W. Jr. S Isenhour Brick & Tile Co. Box 1249 4238 Hinsdale Rd South Euclid 21 Ohio Lord St. East Perth West Australia JOHNSON Alton E. LI Salisbury N. C. Clevite Corp. 4903 N. 53rd St. Milwaukee 18 Wisc NHOUR James V. S Sanford Brick & Tile Co. Colon N. C. ISENHOUR John H. SF 215 Confederate Ave. Salisbury N. C. Isenhour Brick & Tile Co. ISSERLIS Morris D. L Stabilized Pigments Inc. Box 251 New Brunswick N. J. ITO Shozo Nippon Gaishi Kaisha Ltd. 1 Chome Horita Mizuho Nagoya Japan ITSCHNER Robert Tannenrauchstrasse 106 JAMES William A. R Kaiser Aluminum & Chemical Box 1031 Baton Rouge 1 La JAMESON Robert J. G Corp. Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio JAMIESON LABORATORIES Robert A. Lockwood Colorado Ave. Santa Monica Calif JAMISON C. Donald Jr. 5119 S. Passage Dr. Pittsburgh 36 Pa R Harbison Refractories Co. Centralab Div Union Inc. JOHNSON A. M. R Tacony Crucible Co. Robbins & Milnor Sts Philadelphia 35 Pa JOHNSON BEN B R. R. 3 Skillman Lane New Brunswick N. J. E. I. du Pont de Nemours & Co. Inc. JOHNSON Bruce M. BJ 353 Highland Dr. Seattle 9 Wash Sandia Corp. JOHNSON Clarence L. L Centralab Div Union Inc. Zurich 38 Switzerland Tonwerke Thayngen AG JANES Clinton S. Jr. 1025 Vermont Ave. Pittsburgh 34 Pa 900 E. Keefe Ave. Milwaukee 1 Wisc JOHNSON David M. B IVES John B. RI 18 Standish St. Frostburg Md Mexico Refractories Co. Div JANKE Charles E. S 3363 Winthrop Dr. Parma 34 Ohio Cleveland Builders Supply Co. 4110 Berkshire Ave. Louisville 5 Ky Corhart Refractories Co. Inc. JOHNSON Delmar A. G Kaiser Aluminum & Chemical Corp. VEY J. Ray S Acme Brick Co. JANSMA Frank MFI B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa 204 Chemung St. Corning N. Y. Corning Glass Works JOHNSON D. Lynn R. R. 1 Millsap Texas JANSSEN William F. M 326 J St. # 15 Oak Ridge Rd Basking Ridge N. J. Salt Lake City 3 Utah Bell Telephone Labs JOHNSON Dudley B. EI J JANULIONIS Anthony D. L 31624 Ronald Dr. Willowick Ohio JABBUSCH Arthur J. S Pomona Terra Cotta Co. Greensboro N. C. JACK Milton K. L Hughes Aircraft Co. Florence & Teale Sts Bldg 20 Mail Sta 1018B Culver City Calif JACKSON A. Curtis SFI Robinson Brick & Tile Co. 500 S. Santa Fe Dr. Denver Colo CKSON | 2 James vonhaugh Stonehouse Lanarkshire Scotland Jackson Elphick & Co. Ltd. 31 Stenzil St. North Tonawanda N. Y. Titanium Alloy Mfg Div National Lead Co. JARVIS Theodore B Ford Instrument Co. 31-10 Thomson Ave. Long Island City 1 N. Y. JEFFARES Donald J. 1132 E. Houston Apt 64 Tyler Texas JEFFERY Benjamin A. W Box 32 Tumacacori Ariz JEFFREY G. H. W Roder Ceramic Studio Glascote Products Inc. JOHNSON Earle K. S Eureka Brick & Tile Co. Box 338 Clarksville Ark JOHNSON Elwin L. I 1107 E. Delaware Urbana Ill JOHNSON Fred H. Jr. S Summitville Face Brick Co. Summitville Ohio JOHNSON George E. Jr. RI North American Refractories Co. Curwensville Pa JOHNSON Gordon H. E 24188 Gessner Rd JACKSON Mary A. E 11006 Montrose Ave. 500 Broadway Clifton Heights Pa JEFFRIES Robert N. W North Olmsted Ohio Ferro Corp. Garrett Park Md JACKSON VITRIFIED CHINA CO 407 Guild Dr. Chattanooga 11 Tenn American Lava Corp. JOHNSON Harold C. G Corning Glass Works Philip R. Distillator 2 West St. JENKS C. E. M Corning N. Y. Pelham Manor 65 N. Y. JACKSON Wharton M Wharton Jackson Co. W. S. Tyler Co. 3615 Superior Ave. N. E. Cleveland 14 Ohio JOHNSON J. A. Progress Engineers Ltd. Leek New Rd Cobridge Burslem 475 Huntington Dr. JENNINGS Edward F. R Trent England San Marino 9 Calif 260 E. Walnut Westfield N. J. , JOHNSON J. Albert G _ JACKSON William M. II W Carborundum Co. i Findlay Clay Products Co. 13 Maura Dr. Woburn Mass JENSEN Edwin K. E Box 517 Washington Pa Godfrey L. Cabot Inc. 3012 Putty Hill Rd Baltimore 14 Md JOHNSON James E. WI JACKSON William W. Briggs Mfg Co. 3173 Herrick Rd Columbus 21 Ohio Box 246 Georgia Tech Sta JENSEN Gerald A. Battelle Memorial Institute Taw Atlanta 13 Ga JACOB Bernard T. RI / Ken Biek 1008 S. Fourth St. Champaign Ill JOHNSON James R. BI Oak Knoll Dr. National Crucible Co. . JENSEN N. J. White Bear Lake 10 Minn To Mermaid Lane & Queen St. 464 Third Ave. Salt Lake City Utah Minnesota Mining & Mfg Co. Philadelphia 18 Pa JEPPSON George N. RF JOHNSON Keith A. RJ JACOBS Charles W. F. W Norton Co. One New Bond St. Bethlehem Steel Co. 63 Hawthorne Buffalo 23 N. Y. Worcester 6 Mass Fuel Div Sparrows Point Md = Titanium Alloy Mfg Div National Lead Co. JEPPSON John R JOHNSON Keith N. JACOBS H. 40 Westwood Dr. Worcester Mass 441 Westwood Dr. Ames Iowa Vereeniging Brick & Tile Co. Ltd. Norton Co. JOHNSON Larry R. Box 117 Vereeniging JERO Parker EI 2498 Skyland Dr. Chamblee Ga Transvaal South Africa 932 Birchwood Dr. Washington Ill JOHNSON Lawrence D. JACOBS Louis J. R Ramtite Co. 2563 W. 18th St. Caterpillar Tractor Co. JIMMERSON James E. S 1850 West Blvd. Tacoma 66 Wash JOHNSON LeRoy A. E Chicago 8 III Henderson Clay Products Box 870 1206 Cleveland St. Evanston Ill JACOBS Richard A. G Henderson Texas Chicago Vitreous Corp. Brockway Glass Co. Inc. MANVILLE SALES CORP JOHNSON Paul V. SFI Box 1755 Brockway Pa JA 7 RUCCI John R. M J. C. Crawford Jr. 22 E. 40th St. New York 16 N. Y. Structural Clay Products Research Foundation Geneva Ill estvac Alkali Div JOHNS William V. W JOHNSON Richard C. R ood Machinery & Chemical Corp. 161 E. 42nd St. New York 17 N. Y. Wallace China Co. Box 47 Huntington Park Calif Foster Wheeler Corp. Dansville N. Y. - VOL 38 No. #) 1959 561 147-101 Diva riaussmann Paris 8 France American Radiator & Standard Sanitary Corp. JOHNSTON James K. M 737 N. Park Ave. Norristown Pa General Electric Co. Mosaic Tile Co. Zanesville JORGENSEN Paul J. 1153 Sherman Ave. Salt Lake City Utah JOSEPH A. David B 325 Ellington Rd South Windsor Conn Ohio 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 JOHNSTON J. G. Leeds Fireclay Co. Ltd. United Aircraft Corp. Pratt & Whitney Div 1715 W. Fourth St. Rd Mansfield Ohio HNSTON Wortley Leeds 12 England JOVA BRICK WORKS J. L. Jova Humphryes Div HNSTON Philip S. R Roseton N. Y. Warner Corp. A. P..Green Fire Brick Co. . JOVA J. L. S KARNER Ernest F. I 1018 E. Breckenridge St. Mexico Mo. Jova Brick Works Roseton N. Y. 1640 Anita Pl Cincinnati 37 Ohio JOHNSTON Terence B. W 2683 Altura Dr. Cincinnati 39 Ohio JOY David B. R National Carbon Co. KARPF Lewis H. 3584 Roy 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 _ 72 Chester St. Worcester 5 Mass Norton Co. JONES Frank L. G Koppers Co. Inc. Box 128 Verona Pa JONES George A. G 1200 Wheaton Ave. Millville N. J. Corning Glass Works JONES Glen A. B 421 N. Bever St. Wooster Ohio Allied Engineering Div Ferro Corp. JONES Howard E. R 19150 Robson Detroit 35 Mich Mundle & Co. JONES John T. B 1110 13th St. Golden Colo 30 E. 42nd St. New York 17 N. Y. JOYNER Bobby L. L Erie Technical Ceramics Div Erie Resistor Corp. Box 677 State College JUDD Roger D. S Endicott Clay Products Box 17 Fairbury Nebr JUDKINS Robert W. L Wilbur B. Driver Co. Pa Co. 1875 McCarter Hwy Newark 4 N. J. JUE Paul R. 223 E. Vineland Rd Augusta Ga JUELSS David M Venus Pen & Pencil Corp. 500 Willow Ave. Hoboken N. J. JULIEN Carl A. L Crucible Steel Co. of America 234 Atwood St. Pittsburgh 13 Pa KASPER Robert J. R Ohio Crankshaft Co. * 4620 E. 71st St. Cleveland 25 Ohio KASSEES John S. B American Testing Lab Inc. Box 1421 Lancaster Pa KASSEL Robert W Frenchtown Porcelain Co. Frenchtown N. J. KAST Edward T. Beach Ave. Athol Springs N. Y. KASTEN Elliott A. L 58 Lafayette St. Saugerties 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. Coors Porcelain Co. Rutgers The State University K School of Ceramics Maynard J. E JONES Permutit Inc. KACICZ Lt. Joseph M. Jr. RJ KATONA Gabriel P. GI 1000 West Ave. Rochester 3 N. Y. Wright Air Development Center 140 E. Denison Pkwy Corning N. Y. JONES METAL PRODUCTS CO Area B Box 7385 Corning Glass Works ae Edwin F. Mulligan Patterson AFB Ohio KATZ Joseph M. LI i West Lafayette Ohio KADEY Frederic L. Jr. B Lockheed Aircraft Corp. e t JONES Sp Paul E. RJ Four Bridges Rd Chester N. J. Electronics & Avionics Div US 51413625 Manville Corp. 6201 E. Randolph St. tees Det # USA Gar 1600 KADUK Edward E. B Los Angeles 22 Calif Set Army Chemical Center Md JONES Paul R. X ' Jest Virginia University Sept. of Chem Engr AP General Electric Co. KATZ Sigmund E EIIWE 437 Nela Park Cleveland 12. Ohio 24 Coolidge Ave. West Orange N. J. KAGEL Dennis B. Permadent Products Corp. 6 Lorna Lane Loudonville N. Y. KAUFFMAN John R. MFI Morgantown W. Va KAHLSON W. S. G 13285 Braun Rd Golden Colo JONES Raymond B. WI General Electric Co. Lamp Dept. Speedster Inc. National Tile & Mfg Co. Box 940 Anderson Ind Pitney Glass Works Nela Park 12 Cleveland Ohio KAUFFMANN Otto T. W Frontenac Floor & Wall Tile Ltd. : JONES Richard E. R KAHN Max G Box 178 Kingston Ont Canada 1301 Union Ave. 4932 Oleander Dr. Wilmington N. C. KAUFMAN Abraham R Natrona Heights Pa KAISER Leonard F. G 283 S. Tenth St. San Jose 12 Calif Pittsburgh Plate Glass Co. 332 E. Wayne St. Maumee Ohio Kaiser Aluminum & Chemical Corp. JONES Robert E. S Owens Glass Co. KAUTZ Karl EFI Engineering Associates Inc. Box 5284 Asheville N. C. * KAISER William E. GJ 217 Paul Dr. New Kensington Pa 24 Leon Rd Pittsburgh 20 Pa Consultant JONES Robert E. EJ Pittsburgh Plate Glass Co. KAVADAS Paul P. rie 3398 Southern Oaks Blvd. KALB Gaylord S 1326 La Palma Dr. San Diego 9 Calif ey Apt D Dallas Texas 4660 Alcott Denver Colo KAY William T. RI Southern Porcelain Div Robinson Brick & Tile Co. E. J. Bartells Co. arene Verson Mfg Co. KALLUP Charles Jr. LI JONES Robert O. R 1645 Amberwood Dr. 1212 Sixth Ave. S. Seattle 4 Wash Standard Slag Co. South Pasadena Calif KAYSER Julius A. R en Box 3 Gabbs Nev Solar Mfg Co. - Gladding McBean & Co. 2901 Los Feliz Blvd. JONES Roger D. R KALMAN Frank R. EI 318 Highland Ave. New Castle Pa 2014 Baxterly Rd Lakewood 7 Ohio Los Angeles 39 Calif eR New Castle Refractories Co. Pemco Corp. KEANEY J. C. G JONGEJAN Arnout B KALOUSEK George L. G 101 Pennsylvania Blvd. SPOR Box 71 Stittsville Ont Canada Corning Fiberglas Corp. Pittsburgh 28 Pa Dept. Mines & Technical Surveys Newark Ohio National Lime & Stone Co. JONKER G. H. KAMICH Barnet Z. B KEANEY Joseph C. Jr. G Philips Research Labs Kastanjelaan Eindhoven Netherlands 11 Garwood St. South River N. J. Army Ordnance Corps Feldspar Corp. 101 Pennsylvania Blvd. JONTZ Melvin L. M KAMLER Anthony R. GJI Pittsburgh 28 Pa 710 Orange Grove Ave. 130 Rebecca St. Kittanning Pa KEANEY Robert C. G South Pasadena Calif Pittsburgh Plate Glass Co. St. Lawrence Fluorspar Inc. Melvin L. Jontz Co. KANE David W. R 101 Pennsylvania Blvd. e JORDAN John N. G Consumers Glass Co. Ltd. Brush Beryllium Co. Elmore Ohio KANE John L. W Pittsburgh 28 Pa KEARNEY John P. G Box 456 Station B. 305 E. Belcrest Rd 2335 Edgehill Rd Toledo 6 Ohio W. Montreal Que Canada JOR 1. John M id D National Lead Co. Box Houston 1 Texas No. VOL 38 No. 19 1959 Wakefield Meadows Bel Air Md Kimble Glass Co. Te KANTOR Neil I. LI Crucible Steel Co. of America Box 32 Harrison N. J. KEBLER Leonard E Ward Leonard Electric Co. Mt. Vernon N. Y. 563 a EBLER Richard - - fl EBLER Linde Co. Speedway Lab 1500 Polco St. Indianapolis 24 KEEFE Daniel J. Jr. W KEEFE6 Circle Rd Scarsdale N. Y. U. S. Army KEEKFEEEFE M. Robert R KEEFE K. Porter Co. Inc. Ind Refractories Div Shelton Conn SFER George E. G Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio KEGG Robert R. G Illinois 1700 N. Westwood Ave. Toledo 7 Ohio KEHL Nelson H. RI E. J. Lavino & Co. Box 29 Norristown Pa KEIHN Frederick G. R KEIHN Corning Glass Works Corning Y. N. KEIM Laurence A. G Pa 144 Cochran Rd Pittsburgh 28 Pittsburgh Plate Glass Co. KEITEL Gerald A. B Warner Corp. Wolf & Algonquin Rd Des Plaines Ill 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 Humphryes Div Warner Corp. 201 E. Fifth St. Mansfield Ohio KELLENBERGER George E. G General Electric Co. Niles Glass Plant 403 N. Main Niles Ohio KELLER Francis Pfungen Switzerland Keller & Cie A.G. F KELLER George W. G Illinois 10 N. Westwood Ave. Toledo 7 Ohio KELLEY Joseph A. S Zonolite Co. 135 S. LaSalle St. Chicago 3 Ill KELLY George D. E Coors Porcelain Co. Golden Colo KELLY Hal J. R 6025 52nd N. E. Seattle 5 U. S. Bureau of Mines Wash 5 KELLY John V. R Kaiser Steel Corp. Box 217 Fontana Calif KELLY Joseph F. R 301 Braddock Ave. Lansdowne Pa Naval Boiler & Turbine Lab KELLY William J. WI 3312 Kensington Ave. Evansville 10 Ind Peerless Pottery Inc. KELSEY FERGUSON BRICK CO Sam Ferguson East Windsor Hill Conn KELSEY V. V. GF Winton Farm Clifford Va Consultant KELTON Stanton C. Jr. G Rohm & Haas Bristol Co.W KEMP John A. Jr. Church St. R. R. Brooklyn American Standard KENAGY William L. RFI 770 Fetters Mill Rd Pa Conn Huntingdon Valley Pa Simonds Abrasive Co. KENDALL Ernest G. B Atomics International Div North American Aviation Inc. . Canoga Park Calif KEN L Thomas A. S University Kentucky College of Eng Lexington Ky VOL 38 No. 16 1959 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 Edward G Corning Glass Works Corning N. Y. KENNEDY Richard W. L Highland Ave. R. R. 2 Skaneateles N. Y. General Electric Co. KENT Joseph P. WI 413 Brill Pl New Hyde Park Y. Leviton Mfg Co. KENT N. Johnson RI Manville Sales Corp. 22 E. 40th St. New York 16 N. Y. KENT William B. MI Tennessee Clay Co. Inc. Mayfield Ky KENTUCKY CLAY MINING CO W. J. Watkins Mayfield Ky 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 3901 Brilliant Dr. Los Angeles 65 Calif Braun Chemical Co. KEPLINGER Robert B. RFI Carroll Clay Co. Box 56 Carrollton Ohio KERPER Matthew J. BI National Bureau of Standards Div 9.2 Washington 25 D. C. KERR Charles H. GF 2861 Chatsworth Blvd. San Diego 6 Calif KERR H. Sinclair W Star Porcelain Co. Box 1329 Trenton 7 N. J. KERR John M. BJI 4312 Landon Dr. Knoxville 21 Tenn Union Carbide Nuclear Co. KERR W. Raymond RFI Armstrong Cork Co. Box 441 Beaver Falls Pa KERRIDGE Frank E. Johnson Matthey & Co. Ltd. Research Labs Exhibition Ground Wembley Middlesex England KERSHNER William G. WI 117 S. 14th St. Olean N. Y. Olean Tile Co. KESKI James R. LJ 3225 34th St. Apt E Sandia Base Albuquerque M. Sandia Corp. KESSEL DaviJd. L 430 Alcazar S. E. Albuquerque N. M. Sandia Corp. KESTER Ralph G. RI R. 5 Northcrest Dr. Fremont Ohio . Basic Incorporated KESTIGIAN Michael L Radio Corp. of America David Sarnoff Research Center Princeton N. J. KEW Charles E. S Kinetic Dispersion Corp. 95 Botsford Pl Buffalo 16 N. Y. KIBURZ Walter H. Jr. R 33 Rock Springs Dr. Mexico Mo. A. P. Green Fire Brick Co. KIEHL Harry R. G 223 Chemung St. Corning N. Y. Corning Glass Works KIESOW Paul F. G Forest Hills Dr. Elmira N. Y. Westinghouse Electric Corp. KILCUYAE John K. W Canadian Porcelain Co. Ltd. Box 428 Hamilton Ont Canada KILGORE CERAMICS D. H. Walkup Box Kilgore Texas CORP 1619 KILGORE Ronald V. AXE Box 889 State College Pa KILLMAR Henry M. RI Carborundum Co. Box 268 Perth Amboy N. J. KIM 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 Fred D. Pinotti 1700 N. Westwood Ave. Toledo 7 Ohio KINDER Alan J. S Oconee Clay Products Co. Milledgeville Ga KING Alan V. 6249 Radford Dr. Seattle 15 Wash KING Burnham W. Jr. EFI 2234 Lane Rd Columbus 21 Ohio Consultant KING Charles B. G 189 Cedar St. Corning N. Y. Corning Glass Works KING R. M. XFI Ohio State University Dept. of Ceramic Engineering 124 W. 17th Ave. Columbus 10 Ohio KING Robert M. E 1206 Leslie Rd Pitcairn Pa United States Steel Corp. KING Walter F. M 311 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. Corning N. Y. Corning Glass Works KIRCHER Paul J. G Maryland Glass Corp. 2147 Wicomico St. Baltimore 30 Md KIRCHER Wolfgang Werke 16 Lessingstr Wiesbaden West Germany - KIRCHNER Henry P. BI Cornell Aeronautical Lab 4455 Genesee St. Buffalo 21 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. KIRSCH Thomas S. ( , Ferro Corp. 4150 E. 56th St. Cleveland 5 Ohio KISTLER Samuel S. R 243 Elizabeth St. Salt Lake City Utah University of Utah KITCHEN Alan J. 95 E. Main St. Angelica N. Y. KLANE Frank G Corning Glass Works Corning N Y. KLATT Robert W. W American Zinc Sales Co. 77 W. Washington St. Chicago 2 Ill KLAUS Irving W 137 Winthrop Rd Nixon N. J. Ceramco Inc. : 565 ranuco No. 105 Mexico 5 D.F. Mexico 420 Essex Ave. Spring Lake N. J. | Orange N. J. Consultant Babcock & Wilcox Co. Exeral Instrument Corp. KNOBLAUGH Walter C. RI KOHN Joseph G + S.Exeral Lee A. RI Box 271 R.R. 3 Tiffin Ohio Universal Dental Co. Highland Ave. Apt 10 Basic Incorporated 1 48th & Brown Sts Philadelphia 39 Pa 1 burgh 6 Pa KNOPP Kenneth F. LJ KOHNE Frank H. W arbison Walker Refractories Co. 410 Prospect St. Apt A Ceramic Color & Chemical Mfg Co. Jonathan D. I East Orange N. J. New Brighton Pa 1 Machusetts Institute of Technology Kuthe Labs Inc. KOHNKEN Donald H. SJ 4051 Cambridge 39 Mass KNOWLES EDWIN M. CHINA CO 1908 Ramblewood Rd DIENST . Henry W. R William A. Harris Jr. Baltimore 14 Md | Maywood Pl fies Park L. I. Y. Newell W. Va KNOWLES Philip S. S Pemco Corp. KOLLIE Thomas G. public Aviation Corp. PAUL Mrs. Elfride paul Caolini Argille ed Affini Luigi Razza 2 Milano Italy Y 210 Taylor Rd Elgin Texas Elgin Butler Brick Co. KNOWLTON Donald E. W Jackson Tile Mfg Co. 653 Willard Ave. S. W. Atlanta Ga KOLM Carol L U. Sonics Corp. 625 McGrath Hwy Somerville Mass TKA Joseph F. G Box 2006 Jackson Miss Reed St. Philadelphia 46 Pa KNOX GLASS INC ladelphia Naval Base - A. W. Wishart William A. B Knox Clarion Co. Pa ser Aluminum & Chemical Corp. KNOX James J. G duction Research_Lab manente Calif . YEYER Clifford A. S ndard Brick & Tile Corp. N. W. Fourth St. unsville 8 Ind KER Everett E. R chigan Chemical Corp. at Louis Mich IN Morton I. B Lexington St. Watertown 72 Mass Arthur D. Little Inc. Knox Labs Inc. Box 430 Rahway N. J. KNUDSEN Friedrich P. BI 4912 Crescent St. Washington 16 D. C. National Bureau of Standards KNUDSEN Rolf Borgestad P. A. Norway Borgestad Fabrikker KOCH Daniel O. M E. I. du Pont de Nemours & Co. Inc. Electrochemicals Dept. 71 Buckingham Ave. KOMAREK Kurt L. R New York University College of Engineering University Heights New York 53 Y. KONOPICKY Kamillo Forschungsinstitut der Feuerfest Helmholtzstr 27 Bonn KONOWITCH Gilbert D. 2010 N. 74th Ave. Germany Elmwood Park 35 Ill KONRAD Howard E. R Claire Dr. R. R. 2 Somerville N. J. Manville Corp. KOOIJ K. Chamotte Unie N.V. 7 Tielerweg Geldermalsen Holland Perth Amboy N. J. KOOPMAN Peter R KOCH Renato 37 Hillcrest Dr. Tiffin Ohio cago 54 III EFELTER T. A. RFI + Suffolk Rd Columbus 21 Ohio ESBERG Cyrus B Sce of Naval Research allurgy Branch Code 423 J^...shington25 D. C. PER Joseph M Epper Diamond Tool Co. Inc. Marconi Italiana S. p A. Stabilimento Tubi Elettronici Via Pile 60 L'Aquila Italy KOCH Richard L. B Walter Kidde & Co. 675 Main St. Belleville N. J. KOCH William J. LI Radio Corp. of America Electron Tube Div Basic Incorporated 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 Hudson fi St. New York 14 N. Y. KE Edward J. M -; inks Clay Co. Inc. Fort Thomas Ky AR Herman Richard W Rundle Corp. ew Castle Plant Harrison N. J. KOCHANEK Michel R S. 2206 Blake Rd Spokane 65 Wash Gladding McBean & Co. KOECHLEIN Philip J. 30 Oak Ridge Rd Basking Ridge N. J. KOEHLER W. A. RI KORA Yosio 2 Chome Katsuyama Yawata Fukuoka Japan Kurosaki Fire Brick Mfg Co. KORACH Maurice Chemical Technological Institute Gellert 4 Budapest Hungary Ltd. x1268 Mahoningtown Pa P James L. III 1153 Alfred N. SP Robert C. L Sacral Electric Co. Ray Dept. 5 Electric Ave. Milwaukee Wisc , Thomas E. W Mission Meade Rd New Castle Pa Menango China Inc. P William J. BI Siversity of California pt of Engineering Angeles 24 Calif FT Robert W. R arles Taylor Sons Co. * 58 Annex Station cinnati 14 Ohio HT Albert O. WI : Edgewood Ave. New Castle Pa Rundle Corp. IS James F. 19th N. E. Seattle 5 Wash T. E. H. S arice A. Knight Knight 150. Crooksville Ohio T Mellen A. B nesota Mining & Mfg Co. Hudson Rd St. Paul 6 Minn Mineral Industries Bldg West Virginia University Morgantown W. Va KOENIG Charles Jacob WFI Ohio State University Engineering Experiment Station 156 W. 19th Ave. Columbus 10 Ohio KOENIG E. W. G Consolidated Feldspar Dept. International Minerals & Chemical Corp. Old Orchard Rd Skokie Ill KOENIG John H. LFI Rutgers The State University * School of Ceramics New Brunswick N. J. KOENIG L. C. X Lindberg Engineering Co. 2450 W. Hubbard St. Chicago 12 III KOHL Hans Leerbachstr 117 Frankfurt A. M. Germany Degussa KOHL Lou S Celotex Corp. Research Center 1100 Northwest Hwy Des Plaines Ill KOHL Walter H. L 12598 Valley View Dr. KOROLKOFF Nicholas O. L Rome Air Development Center USAF RCVGME AFB Rome N. Y. KOSCHNY Arthur American Ceramic Society Inc. 4055 N. High St. Columbus 14 Ohio KOSHUBA Walter J. BI 465 Hilltop Ln Wyoming 15 Ohio General Electric Co. KOUBEK Francis J. R 1600 Forest Park Ave. Baltimore 7 Md U. S. Naval Ordnance Lab KOVALICH Joseph J. W 22 Candlewood Ct Colonia N. J. Radio Corp. of America KOWAL Leo B. G Canadian Pittsburgh Industries Ltd. 300 Blvd. St. Croix Ville St. Laurent Que Canada KOWALKA Warren R. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio KRAFT Maurice M. E Kraft Chemical Co. 917 W. 18th St. Chicago 8 Ill KRAFT Ralph G. L 102 W. Chateau Place TON Heywood J. G Lakepointe Los Altos Calif Sylvania Electric Products Inc. Milwaukee 17 Wisc Bradley Co. se Pointe Park 30 Mich KOHLER Anthony M. R KRAFTILE CO Leslie R. Alt d Motor Co. 400 Atlantic Ave. Spring Lake N. J. Box 907 Niles Calif Y Robert C. G ~ lair +, Vineland N. J. Consultant KOHLER CO KRAMARSKY Bernhard L Microwave Chemicals Lab Inc. ins is gs- J. Leslie Kuplic Kohler Wisc 282 Seventh Ave. New York 1 Y. , No. 10 1959 569 DCL REGER REGER John M. R REGER A. P. Green Fire Brick Co. Woodbridge N. J. REGG Eugene N. REGG 808 Gooding Dr. Albany 6 Calif REHBIEL Frederick H. G REHBIEL Box 36 Pataskala Ohio Corning Fiberglas Corp. FIDL E. L. B . D. Little Inc. 5 Acorn Park Cambridge 40 Mass KREIDL NorbertJ. Bausch & Lomb GF Optical Co. Rochester 2 N. Y. TRELLNER TRELLNER Walter G. R TRELNER Stackpole Carbon Co. St. Marys Pa KREMERS Howard E. R American Potash & Chemical Corp. Lindsay Chemical Div - E 99 Park Ave. New York 16 N. Y. RECER ; Albert L. M Orefraction Minerals Inc. Box 247 Andrews S. C. KRIEGEL KRIEGEL W. Wurth XFI North Carolina State College Dept. of Mineral Industries Raleigh N. C. KRIGER Frederick S. G * 148 E. Second St. Corning Y. : Corning Glass Works KROCHMAL KRINSKY Richard P. Box 1313 Alfred N.Y. KROCHMAL JeromJe. RI 1641 Layton Dr. Dayton 6 Ohio WrightPatterson AFB KROECK William H. G Bell Telephone Labs 555 Union Blvd. Allentown Pa KROEPEL E. H. G K. Williams & Co. 2001 Lynch Ave. East St. Louis Ill KROGSTIE Lars Bernhard Norsk Teknisk Porselenfabrikk Box 188 Fredrikstad Norway KRONBERG Marritt L. B General Electric Co. Research Schenectady N. Y. Lab WIEDE John F. + Fox River St. Plainfield Ill KRUSON Joseph H. RI Box 358 Frostburg Md 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 Embrach Zurich Switzerland Ltd. 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. KUMMER Donald L. BJ 2680 N. Waterford Dr. Florissant Mo. : McDonnell Aircraft Corp. KUNZMAN Edward E. MI i Ferro Corp. 4150 E. 56th St. Cleveland 5. Ohio KUPLIC J. Leslie W i Kohler Co. Kohler Wisc TURKJIAN R. Charles G aan Telephone Labs ay Hill N. No. VOL 38 1959 # KUSHNER Burton A. RJ 780 Greenwich St. New York 14 N. Y. National Lead Co. KUSHNEY Arnold S. R 281 E. Stafford Ave. Worthington Ohio KUYPER Geoffrey S. RJI Griffin Wheel Co. 445 N. Sacramento Blvd. Chicago 12 Ill KYANITE MINING CORP Gene Dixon Dillwyn Va KYOKAI Yogyo Ceramic Association of Japan No. 7 Shiba Nishikubosakuragawa Minato Tokyo Japan KYONKA Joseph C. WI 14304 Bellevue Dr. Hopkins Minn Minneapolis Regulator Co. KYSER John A. L R. R. 2 Olean N. Y. Hi Div Aerovox Corp. L LABANSAT Jacques Centre Technique des Tuiles et Briques 23 rue de Cronstadt Paris XV France LABORATORIO NACIONAL de ENGENHARIA CIVIL Manuel Rocha Avenida do Brasil Lisboa Portugal LACHMAN Irwin M. LI 1629 Roma Ave. N. E. Alburquerque N. M. Sandia Corp. LACLEDE 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 02 Sacramento 4 Calif LADGE Morris L Hermetite Corp. 702 Beacon St. Boston 15 Mass LADOO Raymond B. M 42 Huntington Rd Newton 58 Mass| Consulting Engineer LaFORGE Louis H. Jr. L 651 Templebar Way Los Altos Calif Products Sylvania Electric LAIDLER Douglas S. Inc. Associated Lead Manufacturers Ltd. 7 Wadsworth Rd Perivale Greenford Middlesex England LAIRD Charles SI Box 462 Holly Springs Miss Holly Springs Brick & Tile Co. Inc. LAIRD Robert K. E 50 Hallsdale Dr. Louisville 18 Ky American LaLONDE Ronald E. B Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio LAMAIRE Robert V. RI Sawmill Rd Warren Twp Plainfield N. J. International Nickel Co. Inc. LAMAR George B. R Interchemical Corp. Albion Kaolin Hephzibah Ga Div RJ LAMAR Wayland W. Hephzibah Ga Interchemical Corp. Albion Kaolin Div Los Angeles 54 Calif LAMBE C. M. MFI 2319 Thayer St. Evanston Ill United States Gypsum Co. LAMBERT Joseph M. G Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa LAMBERT Theron M. L Ceramics Inc. 2645 S. Second W. Salt Lake City 15 Utah LAMBERTSON Wingate A. BI Carborundum Co. Res & Development Div Niagara Falls N. Y. LAMBERTUS Harold B Spencer Chemical Co. Nuclear Fuels Dept. Dwight Bldg Kansas City 5 Mo. LAMBIE J. M. R Findlay Clay Products Co. Box 517 Washington Pa LANDBACK Charles R. Jr. M Carborundum Co. Keasbey N. J. LANDRON Rafael Jr. R Corning Glass Works Corning N. Y. LANE George J. M Edgar Plastic Kaolin Co. Edgar Fla LANE Richard L. R. 1 Alfred Station N. Y. LANE Richard O. RI Macklin Co. 2917 Wildwood Jackson Mich Ave. LANG Richard L. G , Ohio Fuel Gas Co. N. Fourth St. Zanesville Ohio LANG Samuel G. E Hartwood Glass & Metals Co. Box 865 Martinsburg W. Va LANG S. M. BF Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio LANG WilliaEm. G 517 Highland Ave. Kimble Glass Co. ) Toledo 10 1 Ohio LANGE James M. R _ Bethlehem Steel Co. Fuel Div Bethlehem Pa LANGE Louis A. R Industrial Heat Control Products 641 Hawthorne Ave. South Milwaukee Wisc LANGROD Kasimir R 4433 Murietta Ave. Apt 8 Sherman Oaks Calif Atomics International Div North American Aviation Inc. LANGSTON Robert B. University of California Hearst Mining Bldg Rm 264 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 Corp. 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. LAPSANSZKY Roland L. G 10325 Chaucer St. Westchester Ill Inland Glass Works LARIN David J. Jr. 4723 18th N. E. Seattle 5 Wash LARISCH HerberWt. L 10 Rutgers St. E. Hill Estates. Smithtown N. Y. Sperry Gyroscope Co. Electronic Tube Div :. 571 nog ye oe em ee enset cae LARKIN Paul G. W 250 N. Harrison St. Campbell Calif Consultant LAYNE Fred A. W Louthan Mfg Co. Box 781 East Liverpool Ohio LEHMANN Hans Bergakademie Clausthal Zellerfeld West Germany LAROCCA Frank J. R Colorado Fuel & Iron Corp. LAYSON W. G. Jr. L 518 Sterling St. Chattanooga 5 Tenn LEIBIG Edward C. R Corhart Refractories Co. Box 316 Pueblo Colo American Lava Corp. 940 Commonwealth Bldg LARSEN Inge Marie A Bing & Grondahl Vesterbrogade 149 Copenhagen Denmark LARSON Charles E. G 1109 George St. Parkersburg W. Va Sylvania Electric Products Inc. LARSON Paul F. W 3866 Norman Ave. N. W. Canton Ohio Sparta Ceramic Co. LARSON Thomas L. RJ 971 Pleasant Boulder Colo LAYTON Donald R. GI Woodside Dr. R. R. 2 Washington Pa Continental Can Co. Inc. Hazel 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 Louisville 2 Ky LEIPOLD Martin H. Jr. RI 1575 Bellford Ave. Pasadena Calif Jet Propulsion Lab LEISER Craig F. I 20511 Anita Ave. Apt 21 Castro Valley Calif LEISEY William B. L 615 Elm Ave. Muhlenberg Park Reading Pa Western Electric Co. LEITTEN Carl F. R U. S. Navy - LASDAY Albert H. G 435 Atwood St. Pittsburgh 13 Pa Parallite Mfg Co. LASEMAN Malcolm E. R 51 S. Fenton St. Denver 26 Colo Denver Fire Clay Co. LASS George R 113 Holliswood Rd Lyndon Ky Corhart Refractories Co. LATCHFORD GLASS CO * P. W. Robinson Box 71707 Los Angeles 1. Calif LATIMER Glen H. R 2613 Dogwood Ln East Norriton Twp Norristown Pa E. J. Lavino & Co. LATIMER Horace L. WI 1333 Firwood Dr. Pittsburgh 16 Pa O. Hommel Co. LATIMER Trent W. Ohio State University Smith Hall Columbus 10 Ohio LATTIN Judson M. R 14644 S. Edbrooke Ave. Dolton Ill International Harvester Co. LAUCHNER Julian H. E University of Illinois Dept. of Ceramic Engineering Urbana Ill LAUGHLIN HOMER CHINA CO J. M. Wells Newell W. Va LAUGHREY James C. W Shenango China Inc. Box 120 New Castle Pa LAURIE Dominic RI Titanium Alloy Mfg Div National Lead Co. Box C Bridge Sta Niagara Falls N. Y. LAUZAU Wilbur R. R National Carbon Co. Fostoria Ohio LAWLER Harry A. RJ 10 67th St. Niagara Falls N. Y. Carborundum Co. LAWLESS Emmett A. Jr. S Acme Brick Co. Box 448 Malvern Ark LAWRENCE Howard O. W Industrial Ceramics Ltd. Cooksville Ont Canada ? LAWRENCE Ralph V. RI 926 Kenneth Rd Glendale 2 Calif Gladding McBean & Co. Charleston 25 W. Va LEANDER Karl Johan AB Hoganasmetoder Hoganas Sweden LEAVER Stanley R 97 N. Buffalo St. Apt 4 Orchard Park N. Y. Electro Refractories & Abrasives Corp. LEAYCRAFT Edgar C. L Rock City Rd Woodstock N. Y. IBM Corp. LE BELL Rolf Casimir Pargas Kalkbergs Aktiebolag Pitkamakivagen 9 Abo Finland LEBERKNIGHT C. E. GF Kopp Glass Inc. Box 8255 Pittsburgh 18 Pa LEBRUN Paul Standard S. A. Vilvorde Belgium LE CLERCQ L. J. B Gladding McBean & 2901 Los Feliz Blvd. Co. Los Angeles 39 Calif LEDDY Robert M. SI Alliance Clay Product Co. Box 128 Hammonton N. J. LEDLOW Forrest L. W Aztec Ceramics Inc. Box 337 San Antonio 6 Texas LEE CLAY PRODUCTS CO INC Martin S. Bowne Clearfield Ky LEE D. William B 2413 Rambler Rd Graylyn Crest Wilmington 3 Del E. I. du Pont de Nemours & Co. Inc. LEE Harley C. RF . Basic Incorporated 845 Hanna Bldg Cleveland 15 Ohio LEE James A. S Southern Brick & Tile Mfgrs Assn 230 Spring St. N. W. Atlanta 3 Ga LEE P. William BI 205 Elmwood Blvd. York Pa Dentists Supply Co. of New York LEE Soon Shik Dae Han Chinaware Co. 112 Ka Bongnae Youngdo Pusan Korea Ltd. LEEDS Donald H. RJI 11339 Gladwin St. Los Angeles 49 Calif Electro Refractories & Abrasives Corp. 344 Delaware Ave. Buffalo 2 N. Y. LELIAERT R. M. S Wheelabrator Corp. 400 S. Byrkit St. Mishawaka Ind LELL Eberhard B Bausch & Lomb Optical Co. St. Paul St. Rochester 2 N. Y. LEMMERMAN Paul C. R E. I. du Pont de Nemours & Co. Industrial & Biochemicals Dept. 1321 National City Bank Bldg Cleveland 14 Ohio LEMUNYON James S. E Tappan Co. 250 Wayne St. Mansfield Ohio LENAS Leandros North Carolina State College Riddick 113 Raleigh N. C. LENCHNER Theodore DF 4625 Fifth Ave. Apt 707 Pittsburgh 13 Pa Vitro Mfg Co. LENIE Camille A. R 1837 Jerauld Ave. Niagara Falls N. Y. Carborundum Co. LENNON A. G. W Canadian Potteries Ltd. 360 Blvd. du Seminaire St. Johns Que Canada LENTZ Clarence J. R 445 Princeton Ave. Palmerton Pa Quebec Iron & Titanium Corp. LEONARD Jean M 96-24 Corona Ave. Corona 68 N. Y. Jean Leonard Ceramics LEOPOLD Jean H. Leopold & Cie Pfaffenhoffen Bas France LEPIE Myron P. I 18 Travis Dr. Chestnut Hill 67 Mass LEPORE Donald A. XJ 136 Bridge St. Roselle Park N. J. Airtron Inc. LEPP Jack M. S 1357 Nichols Pl Ashland Ky Carlyle Tile Co. LEPPER A. E. W Shawnee Pottery Co. 2200 Linden Ave. ZanesvilOlhieo LERMAN Leon LI LAWRENCE Walter F. Jr. LI 153 Morningside Rd Verona N. J. RCA Victor Douglas Aircraft Co. LEFFORGE John W. B 39 Highland Ave. Sylvania Electric Products Microwave Tube Lab Mountain View Calif Inc. LAWRENCE Willis G. BI Lynnfield Center Mass LESAR Albert R. RFI State University of New York College of Ceramics Alfred N. Y. Emerson & Cuming Inc. LEFORT Henry G. Jr. I . 509 Woodlawn Mexico Mo. A. P. Green Fire Brick Co. LAWSON W. Branch W University of Illinois LESCHEN John G. L 647 N. Elm St. Erwin Tenn 204 Ceramics Bldg Urbana Ill General Electric Co. Research Lab Lawson Feldspar & Minerals LEGGETT Hyman B Box 1088 Schenectady N. Y. JOHNSTON Peter O. M 11023 Chimineas Ave. LESLIE Ernest R. W Carter Rd Princeton N. J. Feldspar Corp. LAYBEN George K. Jr. Northridge Calif Rocketdyne Div North American Aviation Inc. Norton Co. . One New Bond St. Worcester 6 Mass LESSO Harold F. R Pennsylvania State University LE HERON Harold 631 Beechmont Dr. . ir: Box 23 Mineral Industries University Park Pa Etablissements Porcher Usines de Revin Ardennes France Dearborn Hills Mich Great Lakes Steel Corp. VOL 38 No. 10 1959 573 ESTER Ronald H. WI ESTER Garrison Blvd. Baltimore 15 Md Insulator Dept. General Electric Co. HESTER W. Ronald GF HESTER Manufacturing Co. 333 Homestead Ave. LILLIE Donald E. 2280 Bolton Dr. N. W. Apt 6 Atlanta 18 Ga LILLIE Howard R. GF 191 Delevan Ave. Corning N. Y. Corning Glass Works LIMES Robert W. RFI 1.OBDELL Edward M. G 2627 Gunckel Blvd. Toledo 6 Ohio Illinois Technical Center LOCH Luther D. B Third St. Youngstown N. Y. Carborundum Co. LOCHRIDGE James F. t Hartford 2 Conn Republic Steel Corp. Ferro Enamel Argentina S. A. Smalteria Matthias Smalteria e Metallurgica Veneta 6801 Brecksville Rd Research Center Cleveland 31 Ohio Gibraltar 1365 Villa Dominico Buenos Aires Argentina LETORT Bassano del Grappa Italy LIN Francis C. M. G LOCKE Ralph S. B LETORTLETORT Marc Yves Centre National d'Etudes et Westinghouse Electric Corp. Materials Engr Dept. Ceramics Sect Diamond Springs Lime Co. Box 409 Diamond Springs Calif Recherches Ceramiques 7325 Penn Ave. Pittsburgh 8 Pa LOCKHEED AIRCRAFT CORP 3 Avenue Paul Doumer Paris 16 France LETTER Eugene C. B Bausch & Lomb Optical Co. Chemical Res Lab Rochester 2 N. Y. LINDEN Carl H. R Selas Constructors Inc. Box 7751 Houston 7 Texas LINDENTHAL James R. LI 4781 N. Lilly Rd Brookfield Wisc Centralab Div Union Inc. Lockheed Missiles & Space Div C. O. Matthews Palo Alto Calif LOCKWOOD Robert A. X Jamieson Laboratories 2200 Colorado Ave. Santa Monica Calif LEVENGOOD William C. G Ball Bros. Research Corp. LINDENTHAL John W. GI Box K Lakehurst N. J. LOEHRKE Harry F. L 3655 Beechway Blvd. Toledo 14 Ohio 1509 S. Macedonia Ave. Muncie Ind Engelhard Industries Inc. Illinois LEVETT PeteDr. L Solar Mfg Corp. 4553 Calif Los Angeles 58 LEVI Ormonde S. G Verd Corp. Seville Ave. LINDGREN Erik Royal Copenhagen Porcelain Manufactory & The Faience Manufactory Aluminia Smallegade 45 Copenhagen F Denmark LOGAN CLAY PRODUCTS CO Barton A. Holl Box 698 Logan Ohio LOGAN Don N. G 3041 Pinehurst Rd Toledo 13 Ohio 615 Front St. Toledo 5 Ohio LEVIN Ernest M. BF National Bureau of Standards LINDGREN James B. L Lind Corp. Research Park Princeton N. J. Toledo Engineering Co. Inc. LOGIUDICE Joseph S. B 728 Brookley Blvd. Toledo 7 Ohio Div 9.3 Washington 25 D. C. LINDQUIST C. Alan Jr. LI Illinois LEVINLEVIN I. M L & L Manufacturing Co. 136 Eighth St. Upland Chester Pa 2020 Placentia Ave. Costa Mesa Calif LINDROTH Stig A. Svenska Ackumulator AB Jungner Oskarshamn Sweden LONDEREE Joseph W. Jr. B 130 Davis St. Painted Post N. Y. Corning Glass Works LONG Bernard L. LEVINE Irving L i 6251 S. North Cape Rd Apt 4 ' Hales Corners Wisc LINDSAY Carey E. RI Niles Fire Brick Div Mexico Refractories Co. Glaces de Boussois 22 Boulevard Malesherbes Paris 8 France General Electric Co. LEVY Raymond H. B 501 Milford Mill Rd Baltimore 8 Md . Martin Co. LEWIS Arthur E. B 6174 Verdura Ave. Goleta Calif Wright Corp. ) IS George T. ox 794 Alfred N. Y. LEWIS Gordon E. SI Gery Shale Brick Corp. Pa Box 86 Shillington LEWIS J. M. W Abingdon Potteries Inc. 801 N. Main St. Abingdon Ill LEWIS John L. G Owens Glass Co. 1701 E. Broadway Toledo 5 Ohio LEWIS John W. Jr. RI Dixie Fire Brick Co. Kimberly Ala LEWIS William C. G Big Flats N. Y. Corning Glass Works i OWENS GLASS CO George B. Watkins 1701 E. Broadway { Toledo 5 Ohio i LIBERATORE Laurence C. G Taylor Instrument Co. 95 Ames St. Rochester 1 N. Y. LIBERTO James L. Box 173 Steubenville Ohio '; LIBERTY GLASS CO 165 E. Park Ave. Niles Ohio LINDSAY Charles E. G Lowrey Glass Co. Kloman & Wenburn Sts Baltimore 30 Md LINDSAY J. Gordon R Aluminium Labs Ltd. Arvida Que Canada LINDSEY Ben S. W Milwhite Co. Inc. Box 15038 Houston 20 Texas LINN Richard W. 650 Linden Lane Martinez Calif LINSEIS Max Selb Hauptmannweg 9 Germany Consultant LINTZ E. H. WFI 16 Springhaven Rd Wheeling W. Va Wheeling Tile Co. LINWOOD Sidney H. L Stackpole Carbon Co. St. Marys Pa LINZ Arthur E 551 Fifth Ave. New York 17 Y. Consultant LITHIUM CORP OF AMERICA INC O. M. Peterson 1100 Title Insurance Bldg 400 Second Ave. S. Minneapolis 1. Minn LITTLE John M. S LONG Harry E. E American Porcelain Enamel Co. 1285 E. Keating Ave. Muskegon Mich LONG John V. G Solar Aircraft Co. 2200 Pacific Highway San Diego 12 Calif LONG Luther L. G Corning Fiberglas Corp. Case Ave. Newark Ohio Enamel LONG Robert Sr. E American Porcelain Co. 1285 E. Keating Ave. Muskegon 36 Mich LONG Robert R. W National Tile & Mfg Co. Box 940 Anderson Ind LONG Russell E. WI American Encaustic Tiling Co. 1000 Cannon Ave. Lansdale Pa LONGENECKER Robert J. MI 1531 Waynesborough Rd Paoli Pa Foote Mineral Co. LONGFRITZ 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. | Frank P. Collins Collins Bldg Sapulpa Okla * LICHT Charles A. R U. S. Reduction Co. Pomona Terra Cotta Co. Box 68 Gulf N. LITTLETON J. T. Honorary GF Corning Glass Works Corning N. Y. 22 R. R. 46 Caldwell N. J. LOPEZ Ruben H. Chacabuco 178 2nd Floor Buenos Aires Argentina 4610 Melville Ave. East Chicago Ind LIVOVICH Andrew F. R LOREY Frederick D. GI LIED Robert C. R 337 N. Virginia Ave. Hobart Ind One Pinewood Circle Corning N. Y. Argonne National Lab Universal Atlas Cement Co. Corning Glass Works Box 299 Lemont Ill L & L MANUFACTURING CO LOREY G. Edwin B et LIEDER Phillip H. R I. Levin 136 Eighth St. Dept. of Ceramic Engineering anne 2600 Dogwood Lane Norristown Pa Upland Chester Pa School of Mines & Metallurgy E. J. Lavino & Co. LLOYD Katherine B Rolla Mo. H. hadnt LIEDERBACH William LI Kaiser Aluminum & Chemical Corp. LOSCO Alfred G. W R. View Acres 1924 Broadway Oakland Calif 15 Winters St. Oakland N. J. ForesNt. lemington J. Pa of America LO Cheuk 867 N. Kiowa St. Allentown Silk City Tool & Machine Works LOUDEN R. H. WI Radio LIGON Emmer Emmer R. SI LOBAUGH Frank E. RI McGean Chemical Co. W. Dickey Clay Mfg Co. 1052 Sherman Ave. Plainfield N. J . Midland Bldg 101 Prospect Ave. N. W. Box 402 Pittsburg Kans Universal Atlas Cement Co. Cleveland 15 Ohio VOL 38 No. 10 1959 575 128 PineWE FICuefica FICuefica .. W 128 Pine St. Manchester Mass Sylvania Electric Products Inc. 44 S. Elmwood Ave. Palatine Ill Armour Research Foundation USN USS Rochester CATS FPO San Francisco Calif LOVE LOVE Bernard B Research Chemicals Div 170 W. Providencia Box 431 Burbank Calif LOVELAND LOVELAND Edward W. M 296 Knox Ave. Cliffside Park N. J. Fran Corp. ELL George H. B. Silwood Ceramics Box 152 Bergvlei Johannesburg South Africa LOVELL LOVELL Robert B. G 744 Lake Shore Dr. Parsippany N. J. Nicolet Industries Inc. ) LOVENBACH J. Glaceries de Saint Roch S. A. 77 Av R. Vandendriessche Brussels 15 Belgium LOVETTE Paul V. Jr. R ~ Corning Glass Works Corning N. Y. LOWE Earl C. SI Box 46 Logan Ohio Straitsville Brick Co. LOWE Edwin C. R 405 Sarah St. Chippawa Ont Canada Norton Co. LOWE George K. RI LUND L. Howard S 254 South St. East Palestine Ohio Central Commercial Co. LUND Melvin S. M 2342 Ridgewood Ave. Alliance Ohio Berkshire Chemicals Inc. LUND Randolph A. RJ United States Steel Corp. Metallurgical Dept. Clairton Pa LUPFER David A. L Gulton Industries Inc. 212 Durham Ave. Metuchen N. J. 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 LYDDANE John V. L Litton Industries 960 Industrial Rd San Carlos Calif LYLE Aaron K. GF 21 Cumberland Rd West Hartford 7 Conn Emhart Manufacturing Co. LYNAM Thomas R. McAULEY James W. G 2334 Sherwood Rd Toledo Ohio Libbey Glass Co. McBRAYER Robert D. 6 Enterprise St. State College Sta Raleigh N. McBREEN Kenneth L. W 6708 Hagen Blvd. El Cerrito Calif American 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 Victoria B. C. Canada Bldgs McCANN D. M. WI Akron Porcelain Co. 2791 Cory Ave. Akron 14 Ohio Charles Taylor Sons Co. Oughtibridge Silica Firebrick Co. Ltd. McCANN Sidney W. EI Rockefeller Bldg Rm 210 Oughtibridge Nr Sheffield England Permutit Inc. Mayfield at Lee Cleveland 18 Ohio LYNCH Eugene D. R 1000 West Ave. Rochester 3 N. Y. LOWE William S. R Argonne National Lab MCCARTNEY Eric R. A. P. Green Fire Brick Co. Bldg 22 Box 299 Lemont Ill University of New South Wales 1018 E. Breckenridge St. Mexico Mo. LYNCH James F. R School of Chemical Engineering LOWER Clarence G. S Battelle Memorial Institute Box , New Bethlehem Tile Co. 505 King Ave. Columbus 1 Ohio Kensington N. S. W. Australia 311 Lafayette St. New Bethlehem Pa LYNCH John F. W McCARTT Kenneth C. W LOWER Lloyd C. S 227 Washington St. 113 S. Erie St. Wheaton Ill Engineered Ceramics Mfg Co. 1408 Delaware Ave. New Castle Pa Universal Corp. New Bethlehem Pa New Bethlehem Tile Co. LOWRANCE Robert T. W Jackson Tile Manufacturing Co. Box 2006 Jackson Miss LUBALIN Irwin R British Industries Corp. 10 Shore Rd Port Washington N. Y. AS Howard R. G 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 LYNSAVAGE Walter F. G 210 Arnold Ave. Port Allegany Pittsburgh Corning Corp. LYON John B. S Acme Brick Co. Box 708 Denton Texas _ LYON Kenneth C. GF 357 E. Washington St. Dunkirk Ball Brothers Research Corp. LYON Richard E. 1208 S. 20th Ave. Yakima Wash LYON Stuart R. L International Business Machines Corp. Plant 2 Dept. 386 Poughkeepsie N. Y. LYONS Clifford T. W Pa Ind MCCARTY C. Dennis Box 787 Alfred N. Y. McCLAVE James W. SI Peerless Clay Corp. Box 508 Toronto Ohio MCCLELLAND James D. B 4460 Hazeltine Sherman Oaks Calif Atomics International Div North American Aviation Inc. MCCLELLAND Roland H. LI Radio Corp. of America Semiconductor & Materials Div Model Shop Somerville N. J. McCLURE Lt. Clifton M. R AF Missile Development Center Box 762 Holloman AFB N. M. 12 Babylon Rd Merrick N. Y. General Electric Co. LUCIER Arthur E. 9825 Bowman Blvd. Dallas 20 Texas Southwestern Talc Corp. LYONS S. C. B McCOLLOM Perry C. RI American Refractories & Crucible Corp. North Haven Conn 704 Runnymede Rd Raleigh N. C. Georgia Kaolin Co. MCCONAUGHA Wayne H. S LUDOWICI Johann W. Dry Branch Ga Natco Corp. Box 1656 Landhous LYTLE Jack A. LI East Canton 30 Ohio Jockgrim Rheinpfalz West Germany 308 E. Green Tree Rd McCORMACK Kenneth J. G LUDWIG David W. GI Milwaukee 17 Wisc 717 Colima Dr. Toledo 9 Ohio Pittsburgh Plate Glass Co. Bradley Co. Illinois One Gateway Center Pittsburgh 22 W.G ew LUDWIG Urban 7901 Volk Dr. Dayton 15 Ohio Univis Lens Co. ) LUEDERS Roland M 3241 Bradford Rd Cleveland Heights 18 Ohio Ferro Corp. EE.. LUHRS Millen G Glass Co. Owens 1701 E. Broadway Toledo 5 Ohio LYTLE W. O. G Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa LYTTLE Frobisher T. W 1031 Findley Ave. Zanesville Ohio Mosaic Tile Co. : Mc McADOO D. Parker W J. M. Huber Corp. McCORMICK John M. G 1827 Richards Rd Toledo 7 Ohio Naniloa Corp. McCORMICK Stewart W. BI Corhart Refractories Co. 940 Commonwealth Bldg Louisville 2 Ky McCOY Nelson W Nelson McCoy Pottery Co. Roseville Ohio McCOY NELSON POTTERY CO LUKACS Julius J. 630 Third Ave. New York 17 N. Y. Nelson McCoy Roseville Ohio - 43 Belmont Ave. South River N. J. MCALLISTER Christopher GI MCCREERY C. Wayne G LUKS Daniel W. WI Box 182 Frenchtown N. J. Box 281 Clarksburg W. Va Pittsburgh Plate Glass Co. 4818 Haddington Dr. Toledo 13 Ohio Illinois Frenchtown Porcelain Co. McALPIN James L. B McCREERY George L. W LULL Stanley E. RI Cortland 69C Court St. Westfield Mass Grinding Wheels Corp. CentralIab ThoF mDaisv EU . n Li Ion Inc. Coors Porcelain Co. Drawer 312 Golden Colo MCALPINE Kenneth B. G General Electric Co. Large Lamp Dept. Incandescent Lamp Advance Engr 436 Ohio 393 Highland Ave. Wadsworth Ohio Brass Co. McCREIGHT Louis R. RFI General Electric Co Aerosciences Lab 3750 D St. 900 E. Keefe Ave. Milwauke1e Wisc Nela Park Cleveland 12 Ohio Philadelphia 24 Pa VOL 38 No. 1959 577 101 2 92nd St New York , av. Le CUNE Samuel E. R United States Steel Corp. ) Illinois MCGREGOR Frederick B. M Great Lakes Foundry Sand Co. 0 22AZIRALLINA Q MCLAUGHLIN Joseph K. WI Wahpeton Pottery Co. Wahpeton N. D. Gary Works Res Lab 991 Gary Ind 1217 Francis Palms Bldg MCLAUGHLIN Philip H. G NCDANEL Donald W. R NCDANEL McDanel Refractory Porcelain Co. Detroit 1 Mich McGREGOR Jimmie R. Stauffer Chemical Co. 380 Madison Ave. New York 17 N. 510 Ninth Ave. Beaver Falls Pa 1604 N. W. Third Ave. MCLAUGHLIN William H. R McDANEL Melvin W. W R.R. 2 Eastvale Rd Mineral Wells Texas MCHENRY Russell M Alsey Brick & Tile Co. Alsey Ill MCLEAN William E. L Beaver Falls Pa W. Pennsylvania Ave. Chester W. Va Electra Manufacturing Co. McDanel Refractory Porcelain Co. R. A. Griffin Co. 800 N. 21st Independence Kans ANEL Sumner W. W McHOSE Donald G. M MCLELLAN George W. G R. R. 2 Beaver Falls Pa Such Clay Co. Box 47 Corning Glass Works Corning N. Y. McDanel Refractory Porcelain Co. Perth Amboy N. J. MCMAHON John F. XFI MCDERMOTT James J. Jr. G " 136 William St. New York 38 N. Y. MCHOSE M. M. Jr. M Such Clay Co. Box 47 Alfred N. Y. State University of New York Consultant MCDONALD C. H. S West Bros. Brick Co. Perth Amboy N. J. MCILWAIN Eugene M. R 3513 Huon Dr. Louisville 18 Ky College of Ceramics at Alfred Univ MCMAHON John F. Jr. GI 645 S. Cannon Ave. Lansdale Pa 6600 Sheriff Rd N. E. Washington 27 D. C. MCDONALD E. F. EI ~ Corhart Refractories Co. MCINTOSH C. M. L Radio Materials Co. Lansdale Tube Co. MCMAHON William R. 126 Stanton Ames Iowa Richardson Mfg Co. 3325 N. California Ave. MCMANUS John J. L Beaver Falls Pa MCDONALD Howard A. R 12202 E. 19th Ave. Spokane 64 Wash Kaiser Aluminum & Chemical Corp. MCDONOUGH William J. Box 827 Alfred N. Y. MCDOUGAL Taine G. WFI 1117 South Dr. Flint 3 Mich Chicago 18 Ill MCINTOSH Harold W. G American Gobain Corp. 2000 Farmers Bank Bldg Pittsburgh 22 Pa MCINTOSH Thomas J. B Tennessee Products & Chemical Corp. 4800 S. Central Ave. 107 Rocky Wood Rd Manhasset L. I. Y. Coors Porcelain Co. MCMASTER Harold A. G Permaglass Inc. 215 W. Main St. Box 141 Woodville Ohio McMICHAEL Robert G. L Robertshaw Controls Co. and Ha'penny House Chattanooga 10 Tenn Eastern Research Center Somerset Bridge Bermuda MCINTYRE G. H. EFI Croton Rd King of Prussia Pa MCDOUGALL Clayton S. LJ Arnold Engineering Co. National Spectrographic Labs Inc. 6300 Euclid Ave. Cleveland 3 Ohio MCMULLEN John C. R 9325 Rivershore Dr. Box G. Marengo Ill MCDOWALL Ian C. McKANE John W. R 257 Chesterfield Ave. Niagara Falls N. Y. Carborundum Co. artes New Zealand Pottery & Ceramics Research Assn Private Bag Lower Hutt New Zealand MCDOWELL J. Spotts RF Webster Hall Hotel 4415 Fifth Ave. Pittsburgh 13. Pa Harbison Refractories Co. MCDOWELL Samuel J. LFI | 52 Elm Ave. Metuchen N. J. McDowell Electronics Inc. McOY McOY R. H. MI rnational Clay Machinery Co. .. Bolander Ave. Dayton 1 Ohio MCEVOY Robert J. RI 730 Grafton Rd Newark Ohio Corning Fiberglas Corp. MCFADDEN John G. Box 3742. Clemson S. C. Glen Ellyn Ill Edgar H. Pratt Fire Brick Co. McKEAND Irvin J. LI Adrian Concrete Products Inc. Box 507 Adrian Minn MCKEE W. Dean Jr. B 365 N. Fifth St. Lewiston N. Y. Carborundum Co. McKEEN Richard D. LI Sweet Hill Rd Plaistow N. H. Western Electric Co. MCKENNA John F. G 16 Monmouth Ct Livingston N. J. Radio Corp. of America MCKEOWN J. Duncan W 1104 Clearbrook Dr. Cincinnati 29 Ohio 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 38 Main Blvd. Shrewsbury Mass MCNAMARA Richard B. RI 1 Allendale Ct Buffalo 15 N. Y. Electro Refractories & Abrasives Corp. MCFARLAND D. H. R MCKINLEY Robert F. MCNAUGHTON Ronald R. R 2608 Willow Brook Lane 5219a Neosho St. St. Louis 9 Mo. Metallurgical Div Birmingham 9 Ala Tennessee Coal & Iron Div MCKINNEY Harold G. 750 Fowler St. N. W. Atlanta Ga Consolidated Mining & Smelting Co. of Canada Ltd. Trail B. C. Canada United States Steel Corp. McKINNIE J. R. R McNEAR John E. S MCFARLAND James E. E Therm Chemical Corp. L. P. McNear Brick Co. 14025 Greenbay Ave. Chicago 33 Ill 3813 Hoke Ave. Culver City Calif Box 119 San Rafael Calif Inland Steel Co. McGEAN Ralph L. E McGean Chemical Co. Midland Bldg 101 Prospect Ave. N. W. Cleveland 15 Ohio MCGEE Thomas D. B1 Iowa State University Ceramic Engineering Dept. Ames Iowa MCGINNIS R. A. L American Lava Corp. Cherokee Blvd. & Mfgrs Rd Chattanooga 5. Tenn McGLENN John C. 5326 Keystone Pl Seattle 3 Wash dcGOHAN G. William E Armco Steel Corp. Middletown Ohio ICGOLPIN William C. S Natco Clay Products Ltd. McKINNIS Charles L. GI Corning Fiberglas Corp. Glass Res Lab Newark Ohio McKOWN John G. Aluminum Co. of America 1145 Wilshire Blvd. - Los Angeles 17 Calif McKULLA George W. Jr. SJI Washington Brick Co. Muirkirk Md MCLACHLAN Eugene K. R R. R. 5 Box 253 Johnstown Pa Bethlehem Steel Co. MCLAIN WORKS REFR DIV H. K. PORTER CO INC Lawson E. Mason Wellsville Ohio McLAREN Henry D. E Ferro Enamels Canada Ltd. Box 37 Oakville Ont Canada MCQUARRIE Malcolm C. B 1431 S. 28th St. Apt 10 Arlington 6 Va Kaiser Aluminum & Chemical Corp. MCRITCHIE Frank H. R Mellon Institute 4400 Fifth Ave. Pittsburgh Pa MCRORY Glenn L. M New Jersey Zinc Co. 1007 National City Bank Bldg Cleveland 14 Ohio McTAGGART G. Don R Corning Glass Works Corning N. Y. MCVAY T. N. BFI 10 Oakwood Court Tuscaloosa Ala U. Bureau of Mines MCWALTER H. G. R Refractarios Unidos S. A. Poniente 128 672 57 Bloor St. W. Rm 403 Toronto 5 Ont Canada McLAREN John M Box 75 East Liverpool Ohio Frac Industrial Vallejo Mexico 16 D. F. Mexico ICGOWAN John P. B Bell Operations MCWILLIAMS Robert J. EI Northwestern University Tological Tological Tological Institute Library E HE ton McLAREN Malcolm G. L Makers Importing Co. 44 S. Second St. Easton Pa Permutit Inc. Elyria Plant Taylor St. Elyria Ohio OL 38 No. 1959 579 i M ALPINE William M. G 357 E. Main St. Somerville N. J. facAVOY Manville Research Laboratory Thomas C. G Corning 164 E. Fourth St. Corning N. Y. Glass Works ACCALOUS Joseph W. R 4855 University Ct Niagara Falls N. Y. Carborundum Co. CDONALD R. W. WI } Florida Tile Industries Inc. MacDONELL 451 Lakeland Fla ACER Carborundum Co. Refractories Div Globar Plant Niagara Falls N. Y. . MacFARLANE MacFARLANE MacFARLANE Edward K. 425 W. 20th St. Pueblo Colo - MacFARLANE MacFARLANE John L. R Standard Fire Brick Co. Div A. P. Green Fire Brick Co. Box 1614 Pueblo Colo MacGIBBON Richard John G. Stein & Co. Ltd. Manuel Works Nr Linlithgow Scotland MACHLAN G. R. G Corning Fiberglas Newark Ohio Corp. MacINTYRE Donald J. W Roanoke Rd R. D. Stafford N. Y. Lapp Insulator Co. Inc. JACKASEK Edward EF 2 Tudor City Pl New York 17 N. Y. - Davidson Enamel Products Co. MACKENZIE James 3 United Steel Companies Ltd. Research & Development Dept. Swinden House Moorgate Rotherham England MACKLIN CO Richard O. Lane 2917 Wildwood Ave. Jackson Mich MacLEOD John United Fireclay Products 140 W. George St. , Glasgow C. 2. Scotland Ltd. ACNEIL S. Ambrose Demerara Bauxite Co. Ltd. Mackenzie British Guiana MacRAE Alexander J. M Bowers Battery & Spark Plug Co. Box 1262 Reading Pa MacRAE John G Fiberglas Canada Ltd. Box 309 Guelph Ont Canada MAC ZURA George L 3815 Highland Rd East St. Louis Ill Alcoa Research Labs HADDEN Robert C. B 315 Pim St. Sault Ste Marie Ont Canada Algoma Steel Corp. Ltd. MADDOCK A. M. W R. R. Washington Crossing Titusville N. J. Standard MADSEN Leif Egil Box 4208 Sandakervn 109 Oslo Norway A Den Norske Slipeskivefabr MAGAZINE Arnold L. G CBS Electronics 100 Endicott St. Danvers Mass MAGID H. S. WI 221 Arborlea Ave. Morrisville Pa MAGNUSON V. E. M Western Feldspar Milling Co. Box 671 Salida Colo MAGOR James K. E United States Steel Corp. Edward Applied LabA.MJorn.roLeJviIlle Pa Warren St. Waltham Mass RaythReaoyntheonRaytheon 20.) VOL 38 No. 1959 MAGUIRE Samuel G. jr B United Clay Mines Corp. 101 Oakland St. Trenton 6 N. J. MAHONEY Frank B. E Richmond Plumbing Fixtures Rheem Manufacturing Co. Box 111 Metuchen N. J. Div MAISAC George W. S Insulating Refractories Co. Inc. Box 322 San Rafael Calif MAITRA Pranab K. North Carolina State College Dept. of Engineering Research 124 Riddick Raleigh N. MAJESKE Joseph G T. C. Wheaton Co. Millville N. J. MALESKIS William 200 W. 18th St. Rolla Mo. MALM Arthur T. RI 233 Beverly Rd Worcester 5 Mass Norton Co. MALONEY William F. R United States Steel Corp. Edgar Thomson Works Braddock Pa MALOOTIAN Markay H. L Dunbar Rd Quaker Hill Conn U.S.N. Underwater Sound Lab MALVERN BRICK & TILE CO George B. Eyerly Box 415 Malvern Ark MALYSIAK Chester G Illinois Libbey Div Box 919 Toledo 1 Ohio MANDEL Charles J. WI Willette Corp. of New Jersey Codwise Ave. & Reed St. New Brunswick N. J. MANDLE Richard M. G Davison Chemical Co. Box 488 Pompton Plains N. J. MANGSEN Gustav E. B Carborundum Co. Bldg 1-3 Buffalo Ave. Niagara Falls N. Y. MANIGAULT Edward L. Jr. R Harbison Refractories Co. Garber Research Lab Box 98037 Pittsburgh 27 Pa MANN David L. 808 36th N. Seattle 2 Wash MANN George H. G Lake Salubria Bath N. Y. Corning Glass Works MANNING R. Douglas D Harker Pottery Co. East Liverpool Ohio MANNING Robert H. R 108 Fairview St. Delmont Pa United States Steel Corp. 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. University of North Dakota MARCANO Cnel J. Industria Venezolana de Vidrios Planos 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 BI 5A Onondaga Pky Apts Liverpool Rd Liverpool N. Y. Arthur D. Little Inc. MARCYN Chester A. L 2302 S. Kensington Ave. Westchester Ill Radio Materials Co. MARGOLIS David R 39 Glenwood Ave. New Rochelle N. Y. Schurman Corp. MAKUKAYE MAKUKAYE Jonn L. 0 University of Wisconsin Dept. of Chemistry Madison 6 Wisc MARINO Anthony J. Jr. 129 Copley Ave. Teaneck N. J. 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 MARLOWE Mickey O. 2915 Lincoln Way Ames Iowa MARONEY Doris M. University of Illinois * 215 Ceramics Bldg Urbana Ill MARQUIS John E. W Pemco Corp. Res & Dev Lab 5601 Eastern Ave. Baltimore 24 Md MARSHALL Leslie H. R L. H. Marshall Co. Box 4857 Sta B Columbus 2 Ohio MARTIN Albert E. M Almar Specialty Machines Ltd. Maple Ont Canada MARTIN Francis W. G 101 Hornby Dr. Painted Post N. Y. Corning Glass Works MARTIN George A. W 525 W. Third Ave. Derry Pa Westinghouse Electric Corp. MARTIN H. R. S 3908 N. 28th Way Birmingham Ala Natco Corp. MARTIN James K. X Posey Iron Works Inc. Brick Machinery & Mixer Lancaster Pa Div MARTIN John R. Jr. W Monongahela Power Co. 920 Charles St. Wellsburg W. Va MARTIN Lang C. Sr. S Martin Brick Co. Box 794 Coleman Texas MARTIN Leonard A. W Martin Ceramic Supply Co. 510 A St. S. E. Auburn Wash MARTIN Ralph H. WI Cia Mexicana de Tubos de Albanal S. A. Apartado 1402 Mexico 17 D. F. Mexico MARTIN Wesley G. EF 6054 N. Kent Ave. Milwaukee 17 Wisc A. O. Smith Corp. MARTINO Paul D. SI 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 MARVEL Irvin L. R Y. Manville Corp. 742 Miners Bank Bldg Wilkes Pa MARVIN Charles G. RJI 1613 Duncan St. Killeen Texas MARWAHA Kidar N. Burn & Co. Ltd. Refractory & Ceramic Works Box 13 Jabalpur 1 India MARX Le Roy J. S Denver Terra Cotta Co. 135 Tejon St. Denver 23 Colo MARYLAND GLASS CORP L. C. Roche 2147 Wicomico St. Baltimore 30 Md MASKILL William Webb Corbett Ltd. Coalbournhill Glass Works Stourbridge Worcester England MASON Cecil R. Jr. R 381 Church St. R. R. 4 Smyrna Ga Georgia Institute of Technology 581 SON SON CITY BRICK & TILE CO F. Garland Mason City Iowa SON COLOR & CHEMICAL WORKS INC Ronald K. Mason 206-214 Broadway Box 76 East Liverpool Ohio SON Frank W | Thomas Works Star Electric Div + K. Porter Co. Lisbon Ohio 1SON a Lawson E. R Mm McLain Works Refr Div H. K. Porter Co. Inc. @ Wellsville Ohio SON Ronald K. M Mason Color & Chemical Works Inc. 206-214 Broadway Box 76 @ East Liverpool Ohio 3B ASSENGALE Gordon B. RI @ 3088 Charlotte Dr. Baton Rouge 5 La @ Harbison Refractories Co. ASSON R. Porzellanfabrik Langenthal A. G. @ Langenthal Switzerland ASTERS John R. G @ Westinghouse Electric Corp. Hoult Rd Fairmont W. Va ATCHULAT John G. R Buffalo Rd R.R. 2 East Aurora N. Y. Electro Refractories & 4 Abrasives Corp. ATEJCZYK John F. E 7506 Trevanion Ave. Pittsburgh 18 Pa 3 O. Hommel Co. ATERIALI REFRATTARI SOC p.AZIONI J. Charles Mathon Via Elia Lombardini 13 Milano 744 Italy ATHENY Lloyd E.S R. 8 Box 936 Thomas Acres Bessemer Ala @ Natco Corp. ATHENY Richard E. S 10 Valley a. ATHER ATHER Rd Jasper Ala atco Corp. Mrs. Katharine B Waterways Experiment Sta @ Drawer 2131 Jackson Miss MATHIAS Simao Keralux S. A. Rua Libero Badaro 293 Sao Paulo S. P. Brazil MATHIASEN O. E. S Federal Seaboard Terra Cotta Corp. Box 310 Perth Amboy N. J. NATHIESON George W. G 4544 Pennridge Rd Toledo 6 Ohio Kimble Glass Co. MATHIESON R. M. R 4 Aluminium Limited Sales Inc. 630 Fifth Ave. New York 20 N. Y. MATHIEU Louis A. S. A. des Ets Mantois & Cie 11 Chemin de Ronde Le Vesinet Seine & Oise France NATHON Charles Materiali Refrattari S. p A. Via Elia Lombardini 13 i Milano 744 Italy NATHON J. Charles Materiali Refrattari Via Elia Lombardini Soc 13 p.Azioni Milano 744 Italy MATSON Frederick R. GFI 723 Jackson St. State College Pa } Pennsylvania State University HATSON Michael W. Box 425 Bothell Wash HATTESON Gilbert D. W Engineering Library THEWS antilla HAT Div Bendix hey NY NY B. L. W 7 Smith & Stone Ltd. Aviation GeorgetownOnt Canada VOL 38 No. 10 1959 Corp. 4 MATTHEWS C. O. B Lockheed Aircraft Corp. Lockheed Missiles & Space Div Palo Alto Calif . MATTHEWS Samuel R Titania Electric Corp. of Canada Ltd. Box 672 Gananoque Ont Canada MATTIMOE Paul T. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio MATTISON William F. Jr. GI R.R. 3 Lawson Dr. Madison Conn Libbey Glass Co. MATTSON Julia E. D University of North Dakota Ceramics Dept. Grand Forks N. D. MATTYASOVSZKY Laszlo Porzellanfabrik Frauenthal Frauenthal Weststeiermark Austria MAU K. T. S Gaspro Box 2454 Honolulu Hawaii MAUPIN Addison RI 823 Lexington Ave. Terrace Park Ohio Chas Taylor Sons Co. MAUPIN Floyd M. R 327 Jefferson Rd Mexico Mo. A. P. Green Fire Brick Co. MAURER James A. E 5519 N. Lake Dr. Milwaukee 11 Wisc MAURER Robert D. G Corning Glass Works Corning N. MAUSER H. W. Spoorsingel 68 Delft Holland Royal Delftware Manufactory MAW Glen H. 1678 Roosevelt Ave. Salt Lake City 5 Utah MAXWELL Laurel H. L Diamond Ordnance Fuze Lab 53.2 Bldg 92 Rm 351 Washington D. C. MAY John E. B General Electric Co. Power Transformer Dept. 7-223 Pittsfield Mass MAY L. F. S Standard Ultramarine & Color Co. Huntington 18 W. Va MAYBERRY Marshall L. R 1400 Main St. Natrona Heights Pa Pittsburgh Plate Glass Co. MAYER Walter S. WF Mayer China Co. Box 561 Beaver Falls Pa MAYFIELD Manville J. LI 2516 Avalon Circle Chattanooga 5 Tenn American Lava Corp. MAYNARD Fred A. M . 545 E. 250th Euclid Ohio Harshaw Chemical Co. 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 Illinois MEEKA Edward SI : 416 S. 38th St. Richmond Calif California Ceramic & Quarry Tile Co. MEGLES John E. Jr. GI 153 Dodge Ave. Corning N. Y. Corning Glass Works MEID William J. R R. R. 1 Bartlett Ill Lindberg Engineering Co. MEILING Gerald S. 1128 Lorraine Dr. Salt Lake City 6 Utah . MEINDL Joseph J. R 227 Cayuga Elmhurst Ill Harbison Refractories Co. MEIRESONNE Arthur C. 6 700 Village Dr. Columbus 14 Kimble Glass Co. MELLERE Carlo Istituto Siderurgico Finsider Corso F. M. Perrone 20 Ohio Cornigliano Italy MELOY C. L. RI Bethlehem Steel Co. Research Dept. Saucona Bldg Bethlehem Pa MENG Edwin R. R Davis Fire Brick Co. Oak Hill Ohio MENGSHOL Clarence O. E American Radiator & Standard Sanitary Corp. 1089 Essex St. Richmond MENNIE Alan J. 14 Brentmead Gardens Calif London N. W. 10 England MERBLER Wallace L 36 Alden Ave. Auburn N. Y. General Electric Co. MERCK Walter J. RI Cedar Swamp Rd Glen Head L. I. N. Y. HiTemp Wires Inc. MEREDITH Edward J. SI Box 1031 Richmond 8 Va Virginia Brick Association MEREDITH Neil F. RI Box 281G R.R. 2 Tiffin Ohio Basic Incorporated MERIWETHER B. Corbin W Sippi Products Co. 632 S. Third St. Paducah Ky MERKLE F. Peter G M. H. Detrick Co. 10600 Puritan Ave. Detroit 38 Mich MERRIAM Jack G. LI 727 N. Wildwood Mundelein Ill Titanium Alloy Mfg Div National Lead Co. MERRIMAN Seth G. G 2722 Lincolnshire Blvd. Toledo 6 Ohio 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 & Tile Co. 415 Masonic Bldg 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. Cornell Aeronautical Laboratory Inc. MESSIER Donald R. Box 1375 Alfred N. Y. MESSIMER Laverne A. GI Holophane Co. Inc. Oakwood Ave. Newark Ohio MESSNER Paul D. III MJ Refractory Specialties Co. Box 108 Norristown Pa METAL & 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 583 atten J. vof^>uikSan Mateo Calit MEXICO REFRACTORIES CO Div Kaiser Aluminum & Chemical Corp. C. A. Smith Better Refractories Bldg Mexico Mo. MEYER George W. Jr. G " Glenshaw Glass Co. Inc. Glenshaw Pa MEYER L. S. S { Hydraulic Brick Co. * 705 Olive St. St. Louis 1 Mo. MEYER William W. W 6911 General Duff Dr. Falls Church Va U. S. Tariff Commission MEYERS Siegfried S. L MEYERS American Scientific Co. 85 Sprague St. Providence R. I. SCHOLER Hans Carl Spittelerstrasse 1 Liestal Switzerland Tonwerk Lausen AG MEYSEL John J. Refracton Ltd. Zurich 2 Genferstrasse Zurich Switzerland @ MICHAEL Frank L. EI 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. 4 MICHEL Howard E Porcelain Enamel Inc. 80 S. Dover Denver 26 Colo 4Z MICHEL S. Etablissements G. Devineau 26 rue Lafayette Paris * France MICHELOTTI Joseph E EI Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa rs MICHENER John W. G Milliken Research Corp. Physics Research Lab Box 1927 Spartanburg S. C. HIGAN CHEMICAL CORP Mark M. Frimodig Port Saint Joe Fla MICKWITZ MICKWITZ Alexander von B wa, 701 Main St. Latrobe Pa Carborundum Co. 4 MIDDLESWARTH Earl T. G 16 Brookside Terrace Cedar Grove N. J. General Instrument Corp. 1 MIDDLETON George J. MI L. H. Butcher Co. 3628 E. Olympic Blvd. Los Angeles 23 Calif ; MIDGETTE Willard B. M a Picher Co. Chemical Div 1501 Oliver Bldg Pittsburgh 22 Pa MIELE Augustine A. L 18 E. 14th St. Brentwood L. I. N. Y. mcndulih Sperry Gyroscope Co. MIKE Thomas M. G 40 West St. Hornell N. Y. MIKLOUCICH Frank S Huntsville Brick & Tile Co. Inc. Box 53 Huntsville Ala MILANI Helio M 1407 Spring Rd Cleveland 9 Ohio Ferro Corp. MILDWOFF Ben G Bent Glass Works Inc. 85-25 126th St. Jamaica 15 N. MILLAR N. C. Frit Factory Radiation Group Sales Ltd. Grappenhal Works Warrington Lancs England munketesuck MILLER Alan D. BI * Dr. Clinton Conn ited Acraft Corp. , Whitney __ct __ct & No. Aircraft Div VOL 38 No. 10 1959 3782 Mt. Acadia Blvd. San Diego 11 Calif General Atomic MILLER B. L. W Royal China Inc. Sebring Ohio MILLER Boyd C. S Miller Equipment Co. Box 1566 Salisbury N. C. MILLER Donald M. M Crossley Machine Co. 301 Monmouth St. Trenton 9 N. J. MILLER Edmund H. WI Clayburn Tile Box 277 Woodville Texas MILLER R. W Washington Porcelain Co. Willow St. Washington N. J. MILLER Grant E. EFI Ferro Corp. 4150 E. 56th St. Cleveland 5 Ohio- MILLER Harold EI 5736 N. Talman Ave. Chicago 45 Ill Ohmite Mfg Co. MILLER Harold D. M 189 Circle Dr. Plandome Long Island N. Y. B. F. Drakenfeld & Co. Manor Inc. MILLER Henry E. R Chicago Wheel & Mfg Co. 1101 W. Monroe St. Chicago 49 Ill MILLER Howard L. GI Owens Glass Co. Box 4378 Charleston 4 W. Va MILLER James L. R 131 Peach St. Park Forest Ill Norton Co. MILLER John B. MI 235 N. Third St. Lewiston N. Y. Titanium Alloy Mfg Div National Lead Co. MILLER John W. W New Castle Refractories Co. Box 471 New Castle Pa MILLER Karl D. 2211 N. Ohio Kokomo Ind MILLER Karl H. WJ Robertson Mfg Morrisville Pa MILLER Kenneth W. RJ Brush Beryllium Co. 4301 Perkins Ave. Cleveland 3 Ohio MILLER Marlin Jr. R 1733 Southwood Ave. South Bend 15 Ind MILLER Ralph E. G 114 Westmont 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 Glass Co. 1701 E. Broadway Toledo 5 Ohio MILLER Russel A. RI - 1154 School House Lane West Chester Pa Refractory Corp. of America MILLER R. W. Columbia Chemical Corp. One Gateway Center Pittsburgh 22 Pa MILLER Vincent P. M Miller Pottery Engineering Co. 2300 Palmer St. Swissvale Pittsburgh 18 Pa MILLER W. D. G Illinois Box 1019 Oakland 4 Calif MILLER William A. R Carborundum Co. 501 New York Ave. Falconer N. MILLER Ens William A. RJ 100 Richmond U. Naval Ordnance Test Station China Lake Calif MILLER William E. Box 3803 Clemson S. C. MILLICAN Kenneth L. R Aluminum Co. of America 230 Park Ave. New York 17 N. Y. ry Electro Refractories & Abrasives Corp. 4814 Loma Vista Ave. Los Angeles Calif MILLIGAN Lowell H. BF One Howatson Way Worcester 9 Mass Norton Co. MILLIKEN Edward C. 444 W. North Ave. SI East Palestine Ohio Natco Corp. MILLIKEN Frank H. S Bowerston Shale Co. Box 17 Bowerston Ohio MILLIKEN John H. S 925 E. Lincoln Way Minerva Ohio Stark Ceramics Inc. 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 Coors Porcelain Co. Golden Colo MILTON BRICK CO LTD D. T. Green Box 554 Milton Ont Canada 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. & W. H. Corson MINTON G. Z. GI Pittsburgh Plate Glass Co. Research Lab Creighton Pa 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. MISTLER Richard E. RJ 232 Jackson Ave. Schenectady 4 Y. General Electric Co. MITCHELL John F. I Hobart Rd R. R. 1 Box 507 Hobart Ind MITCHELL Lane BFI School of Ceramic Engineering Georgia Institute of Technology Atlanta 13 Ga MITCHELL Russell G. W 1620 Dutch Ridge Rd Beaver Pa McDanel Refractory Porcelain Co. MITOFF 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 & Steel Co. Ltd. MIZUHARA Howard 1736 Laguna St. San Francisco 15 Calif MOCHEL Ellen L. G Corning Glass Works Corning N. Y. MOCHEL John M. L 21 Hillcrest Dr. Painted Post N. Y. Corning Glass Works MOCKRIN Isadore B Pennsalt Chemicals Corp. Research & 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. 585 en catia MOFFAT John Jr. R 12255 Miranda St. North Hollywood Calif Gladding McBean & Co. MOFFETT Robert A. RI North American Refractories Co. 1012 National City E. 6th Bldg Cleveland 14 Ohio MOFFITT Roy B. Box 5711 State College Sta Raleigh N. C. MOGEY Leona G Raytheon Co. 55 Chapel St. Newton Mass MOHANTY Gajendra Nath I Gemeinschaft Demag G.m.b.H. Rourkela 1 Orissa India MOHL Helmuth W Fabrica de Loza La Favorita S. A. Tlalnepantla Mex Mexico MOHLER Neal F. SI Miller Equipment Co. Box 1566 Salisbury N. C. MOHR J. Gilbert GI 226 W. John St. Maumee Ohio Manville Fiber Glass Inc. MOHR William C. MI Shenango China Inc. Shenango Refr Div New Castle Pa MOHUN William A. R General Abrasive Co. Inc. 2000 College Ave. Niagara Falls N. Y. MOL Evert A. E Co. Rea Magnet Wire Inc. E. Pontiac St. Fort Wayne Ind MOLINA Joao Fernandes Gimenes Standard S. A. Caixa Postal 147 Jundiai S. P. Brazil MOLLER J. Aall Porsgrunds Porselaensfabrik Porsgrunn Norway MONACK A. J. G 287 Mortimer Ave. Rutherford N. J. Engineering Newark College of ONAGLE William T. R 63 Summit Rd Sparta N. J. Reaction Motors Div Thiokol Chemical Corp. MONETA Fausto Via Mambretti 9 Milano Italy Ditta Giuseppe Moneta S.p.A. MONG Lewis E. R 8506 Loughborough Pl Chevy Chase 15 Md National Bureau of Standards MONKS Douglas E. R 22001 Libby Rd Apt 302 Bedford Heights Ohio Carborundum Co. MONKS J. R. G 471+ Harbord Dr. Toledo 13 Ohio Illinois MONROE Lt. G. DeVon GJ Box 277 Laredo AFB Texas MONROE James E. Jr. M 26 Noel Dr. Williamsville 21 Titanium Alloy Mfg Div National Lead Co. N. 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 Pl Columbus 14 Ohio Consulting Engineer MONTGOMERY Eldwin C. GI Libbey Glass Co. Box 82 Shreveport La MONTGOMERY Paul B. 4 Townview Dr., Rome Ga INTROMERY INTROMERY Thomas B. G Pittsburgh Plate Glass Co. Pit sburghEt Duquesne Blvd. PittsburghPittsburgh 22 Pa VOL38 No. 10 1959 MONTGOMERY Wayne C. W Aluminum Co. of America 1501 Alcoa Bldg Pittsburgh 19 Pa MOODY Billy D. 2137 Wright Ave. Greensboro N. MOODY H. Leslie D Hyalyn Porcelain Inc. Box 460 Hickory N. MOODY Willis E. BI School of Ceramic Engineering Georgia Institute of Technology Atlanta 13 Ga MOONEY Edward L. W General Laboratory Assoc Inc. Norwich N. Y. MOORE Carleton B. 391 S. Wilson Ave. Pasadena Calif MOORE Dwight G. EFI . Mineral Products Division National Bureau of Standards Washington 25 D. C. MOORE Ernest L. 626 Beach St. Salt Lake City 16 Utah MOORE Francis M. GJ 513 E. Chestnut St. Washington Pa B. F. Drakenfeld & Co. MOORE H. 41 Torton Hill Rd Arundel Sussex England MOORE Henry G 38 Potter Ave. West New Brighton Staten Island N. Y. Metro Glass Co. MOORE James M. S Ashe Brick Co. Van Wyck S. C. MOORE John G. W 405 E. Poplar St. Robinson 2 Ill Case Mfg Corp. MOORE Matthew S. 608 Houston St. Kilgore Texas MOORE & MUNGER Murray Rushmore Jr. 33 Rector St. New York 6 N. Y. MOORE Richard S. RI Harbison Refractories Co. 1800 Farmers Bank Bldg Pittsburgh 22 Pa , MOORE Robert E. Missouri School of Mines Ceramic Engineering Dept. Rolla Mo. MOORE Robert F. R 3345 Forbes St. Pittsburgh 13 Pa Jones & Laughlin Steel Co. MOORE Ronald H. GJI 4212 Center St. Des Moines Iowa Illinois MORAN J. J. G Landis Ave. & Spring Rd Vineland N. J. ; Kimble Glass Co. ~ MORAN Vincent J. University of New South Wales School of Metallurgy Box 1 Kensington N.S.W. Australia MOREHOUSE Walter B. S Nopco Chemical Co. 60 Park Pl Newark N. J. MORELL N. L. R Bethlehem 313 Union Bank Bldg Pa N. L. Morell Co. MORENA Alfred LI 6 Colby Ct New Haven Conn Ceramics Inc. MORESCO Albert J. R 1831 Hill St. White Oak McKeesport Pa United States Steel Corp. MORGAN George L. 606 W. Ohio Urbana Ill MORGAN John C. Jr. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio MORGAN John F. R Reynolds Metals Co. Reynolds Metals Bldg Richmond 18 Va MORGAN John M. L 42 Laurel Dr. Scranton Pa General Electric Co. MORGAN Raymond W. R R. W. Morgan Co. 9300 Southern Dearborn Mich MORGAN Robert A. WI Leviton Mfg Co. 236 Greenpoint Ave. Brooklyn 22 N. Y. MORGAN Stuart F. WI Harbor Rd Mattapoisett Mattapoisett Mass J. I. Paulding Inc. Neck MORGAN Willard L. G 1203 Moundview Ave. Newark Ohio Corning Fiberglas Corp. MORGAN W. R. GFI _ Sterling Grinding Wheel Co. Box 801 Tiffin Ohio . MORK Gordon E. 7209 Park Cleveland 5 Ohio MORNIN Bob L. LI 3885 Pierce Wheat Ridge Coors Porcelain Co. Colo MORRIS Ernest D. 15 Irby Rd Heswall Cheshire England Morgan Refractories Ltd. MORRIS George J. R American Steel Wire Div United States Steel Corp. Research Lab Wire Ave. Cleveland 5 Ohio MORRIS Irvine H. W Shepherd Chemical Co. Highland Ave. Cincinnati 12 Ohio MORRIS John L. M 14427 Allingham Norwalk Calif Durochrome Decalcomania Co. Inc. MORRIS Richard C. R Babcock & Wilcox Co. 105 S. LaSalle St. Chicago 3 Ill MORRIS Stephen M. : ~ 920 Northfield Rd Woodmere N. MORRIS W. C. G 916 Sunset Dr. Lake Lucerne Chagrin Falls Ohio Harshaw Chemical Co. MORRISON Neil T. M Bell Operations Box 757 East Liverpool Ohio MORRISON R. F. M 384 Gulf Rd Elyria Ohio Harshaw Chemical Co. MORRISON Wallace S. M Illinois Water Treatment Co. 840 Cedar St. Rockford Ill MORRISSEY William J. L 16 Fairfield St. Pittsfield Mass General Electric Co. MORROW Lawrence D. 228 Center Dr. Honolulu 18 Hawaii MORSE Arthur E. G 2735 Woodstock Rd Columbus 21 Ohio Federal Glass Co. MORSE Clifford E. G Dominion Glass Co. Ltd. Box 190 Montreal Que MORSE George T. WF Smooth Mfg Co. Canada 572 Communipaw Ave. Jersey City 4 N. J. MORTON POTTERY CO H. W. Rapp Jr. 315 W. Jefferson St. Morton Ill MORTON William A. G 46 Standish Blvd. Mt. Lebanon Pittsburgh 28 Pa Loftus Engineering Corp. MOSAIC TILE CO Zanesville Ohio MOSER Berthold B. .. Industria Ceramica Ltila Bogota Apartado Aereo 4829 MOSER John B. Colombia 726 Seward St. ree ' Evanston III 587 Sager i 1 lanes | alasitaebs oa ones ae bthah a gio foe Sanieus bictaies: Ubi Abisn aif it evr eastety poner Sipe MOSS LeRoy L. EI 3553 Ingleside Rd Shaker Heights 22 Ferro Corp. Ohio MOTSCH F. R. G Forbes Glass Co. Marion Ind MOUDY Lavada A. 331 W. Tenth St. San Pedro Calif MOULD Richard E. G Preston Labs Inc. Box 149 Butler Pa MOULD Willis P. M Vermont Kaolin Corp. Bristol Vt MOULD W. J. W French Saxon China Co. Baugh Ave. Sebring Ohio MOULTON A. K. M A. K. Moulton Associates Plaza Professional Bldg 6936 San Pedro Ave. San Antonio 12 Texas MOUNT CLEMENS POTTERY CO Charles E. Doll Mount Clemens Mich MOUNTVALA Adi J. University of California Dept. of Mineral Technology Berkeley 4 Calif MOURAUD Paul H. W 14 Ingleside Rd Upper Montclair N. J. Technical Ceramics & Lava Corp. MOWAT James F. Jr. 559 Columbia Ave. Des Plaines Ill MOWERY Robert L. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio MOWREY Fred W. GI 108 Rodgers Dr. New Kensington Pa American Gobain Corp. MOYA Clemente 2302 Piedmont Ave. Berkeley 4. Calif MOYER Henry F. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio MUAN Arnulf B i Pennsylvania State University 24 Mineral Sciences Bldg University Park Pa MUCCIGROSSO Angelo R 824 Whitney Dr. Schenectady 9 N. Y. General Electric Co. MUELLER Edward E. BI Pemco Corp. 5601 Eastern Ave. Baltimore 24 Md MUELLER Ferd A. RI 1360 Rudd Canon City Colo _ Harbison Refractories Co. MUELLER James I. BFI Ceramic Engineering Division University of Washington Seattle 5 Wash MUELLER John P. M Mountain View Rd Trenton 8 N. J. Mueller Machine Co. MUHLSTADT William J. 408 N. Colorado Ave. Streator Ill ; MULL Lee R. G Corning Fiberglas Corp. Barrington N. J. MULLADY Russell E. M 459 E. High Ave. New Philadelphia Ohio Titanium Alloy Mfg National Lead Co. MULLAN Joseph S Champion Brick Co. 7600 Pulaski Highway Baltimore 6 Md Div MULLEN Willard F. M Hillview Ave. State College Pa Pitsburgh Plate Glass Co. ULLER Gerhard Staatliche Manufaktur Berlin strasse 1 1 Be~ inNW 87 Germany VOL 38 No. 10 1959 MULLER Max RI Basic Incorporated 845 Hanna Bldg Cleveland 15 Ohio MULLER Robert Emaillerie de St. Maurice 29 Rue du Val d'Osne St. Maurice Seine France MULLIGAN Edwin F. E Jones Metal Products Co. West Lafayette Ohio MULROY James P. EI 965 Lafayette Ave. Buffalo 9 N. Y. Boys Vocational High School MULRYAN Henry L Sierra Talc Co. Box 390 South Pasadena Calif MULTER Robert K. W Architectural Tiling Co. Keyport N. J. MULVANE O. E. EI 4138 N. 21st St. Milwaukee 9 Wisc A. O. Smith Corp. MUNDY O. S. LI Western Electric Co. Dept. 7326 Hawthorne Sta Chicago 23 Ill ' MUNOZ C. Alonso J Cia Colombiana de Ceramics S. A. Apartado Aereo No. 59-27 Bogota Colombia MURDOCH K. A. Davey & Moore Ltd. Lockfield Ave. Brimsdown Enfield Middlesex England MURGATROYD John B. Rockware Glass Ltd. Rockware Greenford Middlesex England Ave. MURPHY Edward J. W Charles B. Chrystal Co. Inc. 53 Park Pl New York 7 N. Y. MURPHY Harry T. R Climax Fire Brick Co. Climax Pa . MURPHY Leone P. 218 Gregory Dr. Champaign Ill MURPHY Remington M. 7744A Wagner Way Lynnewood Gardens L Elkins Park 17 Pa International Resistance Co. MURPHY William D. L 900 S. W. St. Clair Apt 107 Portland Ore Tektronix Inc. MURRAY Ernest L. M United States Ceramic Tile Co. East Sparta Ohio MURRAY Frank J. Jr. M Nichols Engineering & Research Corp. ; 405 Montgomery St. San Francisco 4 Calif MURRAY Haydn H. B Georgia Kaolin Co. 433 N. Broad St. Elizabeth 3 N. J. MURRAY John F. L 413 Ottawa St. Forest Heights Washington 21 D. C. Naval Research Laboratory MURRAY Louis J. Vaal Potteries Ltd. Box 49 Meyerton 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 Ill MURRAY Robert S. G B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa MURRAY Thomas F. Box 651 Olive Hill Ky MUSSELMAN H. G. G 4413 Old Frederick Rd Baltimore 29 Md . Lowrey Glass Co. MUSSEY Delavan S. X Aluminum Co. of America 22 Pleasant St. Rm 201 Worcester 8 Mass MYERS C. H. R Utah Fire Clay Co. Box 127 Salt Lake City MYERS Charles V. W Utah Eljer Co. Three Gateway Center Pittsburgh 22 Pa MYERS Robert L. R 702 N. Berkeley Rd Kokomo Ind Haynes Stellite Co. MYERS Thomas J. G 1229 Walton Ave. Altoona Pa Sylvania Electric Products Inc. MYERS Wilbur C. L National Cash Register Co. 1401 E. El Segundo Blvd. Hawthorne Calif MYERSON Martin W Myerson Tooth Corp. 90 Hamilton St. Cambridge MYERSON Richard L. W Myerson Tooth Corp. Mass 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. WI 1120 El Camino Real Apt 3 : Burlingame Calif Lockheed Missiles & Space Div Lockheed Aircraft Corp. NAGAN Raymond M. 232 Edgerton St. Rochester Y. NAIR M. G. Perfect Pottery Co. Ltd. Jabalpur M. P. State India NAKAMURA H. Henry B Armour Research Foundation 10 W. 35th St. Chicago 16 Ill NAKAMURA Yoshikazu Shoko Glass Co. Ltd. 1330 Yamazaki Kamakura City Kanagawa Pref Japan NANCE Taylor E. L 4652 Walden Dr. Winston 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. NASH Harold S. DF 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 S~ MPSONMULLER DIV James Stewart 549 W. Washington Blvd. Chicago 6 Ill NATIONAL INDUSTRIAL SAND ASSN V. P. Ahearn Munsey Bldg Washington 4 D. C. NATIONAL LEAD CO Roy Dahlstrom 111 Broadway New York 6 N. Y. NATIONAL LIME & STONE CO Ralph B. Vogel Carey Ohio 589 FT MEXICO REFRACTORIES REFRACTORIES A de aa MEXICO REFRACTORIES CO R. A. Hitchins 226 S. 16th St. Philadelphia 2 Pa NATINONALATIONAL RESEARCH CORP Philip J. Clough 70 Memorial Dr. Cambridge 42 Mass Walnut NAU Thomas P. Jr. S. 1419 Spokane 43 Wash NAUDOT Jacques \ Cerabati 10 Rue Pasteur Pont Sainte Maxence Oise France AVIAS Louis BFI General Electric Co. Research Lab Box 1088 Schenectady N. Y. NAVRATIEL NAVRATIEL Hans Rosenstrasse 9 Pegnitz Bavaria Germany Sembach & Co. NEAL James E. R NEAL 164 Sandford Ave. ~ North Plainfield N. J. 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. 4 NEFF Edward D. R Box 205 Templeton Pa Harbison Refractories Co. 3 NEFF John M. S Armour Research Foundation 10 W. 35th St. Chicago 16 Ill @ NEIMAN Robert R Whip Corp. Inc. 411 W. Avery Ave. Louisville 8 Ky 4 NELLES Maurice B 915 Pawnee Rd Wilmette Ill g NELLEY John W. G 207 Maybelle Lane Nashville Tenn Ford Motor Co. 3 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 1 Wisc NELSON James A. S University of Illinois 204 Ceramics Bldg Urbana Ill NELSON Karl E. L 4809 Stag Rd Chattanooga 5 Tenn libave American Lava Corp. NELSON Richard P. shes Massachusetts Institute of Technology Dept. of Metallurgy 4-051 Cambridge 39 Mass swtienas NELSON Robert E. G 20 Spring St. Seneca Falls N. Y. Sylvania Electric Products Inc. Kab NELSON Roland E. M Nelson Engineering Sales Co. 524 Grant Bldg Pittsburgh 19 Pa wn NELSON William I. G 118 Mary St. Binghamton N. Y. ikin. Solvay Process Div Allied Chemical Corp. oh NERENSTONE Marc L 389 Princeton Dr. Pittsburgh 35 Pa Westinghouse Electric Corp. NESTER Henry H. Box 787 Alfred N. Y. NETTER William S. G Keystone Abrasive Wheel Co. Gregg & Hammond Aves Carnegie Pa NETZSCH Erich Maschinenfabrik Gebruder Netzsch Werkstrasse 19 Selb US 872 General Bayern Germany John C. G Rd Warren Ohio General General Electric Co. VOL 38 No 10 1959 svar thy an yieauu J. W National Sewer Pipe Ltd. Box 18 Oakville Ont Canada NEWARK Frank F. L Aluminum Co. of America 1450 Terminal Tower Cleveland 13 Ohio NEWARK Martin M Simonds Abrasive Co. Tacony & Fraley Sts Philadelphia 37 Pa NEWBOLD GENERAL REFRACTORIES LTD Gavey St. Mayfield N. S. W. Australia NEW CASTLE REFRACTORIES CO R. W. Rowland New Castle Pa NEWCOMB Rexford Jr. RI 915 Dodge Lake Geneva Wisc RX Chemical Co. NEW JERSEY PORCELAIN CO J. M. Gilfillan Box 908 Trenton 5 N. J. NEWKIRK Terry F. B General Electric Co. Power Tube Dept. Schenectady N. Y. NEWSOME James W. L Aluminum Co. of America Alcoa Research Labs Box 497 East St. Louis Ill NEWTON Avery C. R The Refractories Institute First National Bank Bldg Pittsburgh 22 Pa NEW YORK UNIVERSITY COLLEGE OF ENGINEERING Kurt L. Komarek University Heights New York 53 N. Y. NICHOLS ENGINEERING & RESEARCH CORP H. Bach Nielsen 70 Pine St. New York 5 N. 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 Glass Co. Box 1091 Shreveport La NIELSEN H. Bach M Nichols Engineering & Research 70 Pine St. New York 5 N. Corp. NIELSEN Thomas H. 406 W. Oregon Urbana Ill NIEMAN A. H. G Ohio Lime Co. Woodville Ohio NIES Nelson P. E United States Borax Research Corp. 412 Crescent Way Anaheim Calif NIKI Eiji Aeronautical Research Institute University of Tokyo Komaba Meguro Tokyo Japan NIKLEWSKI ^ K. Main Enamel Mfg Co. Ltd. Gothic Works Angel Rd Edmonton London N. 18 England NILES FIRE BRICK DIV MEXICO REFRACTORIES CO Carey E. Lindsay 165 E. Park Ave. Niles Ohio NIPPON TOKI KAISHA LTD Jun Isagawa # Noritakeshinmachi Nishiku Nagoya Japan NISULA Chester A. R 716 Main St. Riverton N. J. Simonds Abrasive Co. NIYOGI D. P. 49 Middle Rd Entally Calcutta 14 West Bengal Sur Enamel Stamping Works Pvt Ltd. India NOBES Frederick L. Carborundum Co. Ltd. Trafford Park Manchester 17 England 3714 Torrington Ave. Cleveland 34 Ohio Ferro Corp. NOBLES Melvin A. R Louisiana Polytechnic Institute Dept. Petroleum Engr Ruston La NOCK Charles J. R Nock & Son Co. 916 Engineers Bldg Cleveland 14 Ohio NODA Tokiti Dept. of Applied Chemistry Faculty of Engineering Nagoya University Chikusa Nagoya Japan NOE James T. S Windy Knoll Box 463 Brookville Pa Hanley Co. NOHLE Richard C. SI Claycraft Co. Box 866 Columbus 16 Ohio NOLAN William F. 9 Somerset Lane Holden Mass NORANTE Nicholas J. L Box 30 Star Route Latrobe Pa Carborundum Co. NORDBERG Martin E. GF 134 E. Fourth St. Corning N. Y. Corning Glass Works NORDGREN Harry Aktiebolaget Gustavsbergs Gustavsberg Sweden Fabriker NORDMEYER Rudy L. S Valley Brick & Tile Co. Box 353 Mission Texas NORDQUIST Clarence E. LJI 212 Victor Ave. Apt 22 Dayton 5 Ohio U. Air Force NORDQUIST Lawrence E. L Dubilier Electric Corp. 1605 Rodney French Blvd. New Bedford Mass NORDYKE J. S. MF 440 Sulgrave Rd Pittsburgh 11Pa Hammond Lead Products Inc. NORMANDEAU Pierre D 3759 St. Hubert St. Montreal 24 Que Canada NORRIS Alan W. 167 Station Rd Wylde Green Sutton Coldfield Warwickshire England Doulton Research Ltd. THERMADOR CORP Edgar H. Freeman 20118 E. Valley Walnut Calif NORSWORTHY Richard G. EJ A. O. Smith Corp. R. R. 49 Kankakee Ill NORTH AMERICAN REFRACTORIES CO Robert A. Moffett 1012 National City E. Sixth Bldg Cleveland 14 Ohio NORTHWESTERN GLASS CO Edward S. Campbell 5801 E. Marginal Way Seattle 4 Wash NORTON Charles L. Jr. RF Babcock & Wilcox Co. 161 E. 42nd St. New York 17 N. Y. NORTON CO O. J. Whittemore Jr. One New Bond St. Worcester 6 Mass NORTON Frederick H. Dept. of Metallurgy Div of Ceramics RFI Mass Institute of Technology Cambridge 39 Mass NORTON George R. EI Permutit Inc. Research Lab 1000 West Ave Rochester 3 N. Y. NORWOOD J. Nelson Life X Alfred University Alfred N. Y. NOSCHESE Pedro Industrias S. A. Comercio e Souza Noschese Rua Julio Ribeiro 243 Sao Paulo Brazil 591 OVAK John P. E 1342 Willow Rd Homewood Ill Inland Steel Co. @ OVY Anton R. B Great Lakes Carbon Corp. 8210 Austin Ave. Morton Grove Ill OVY Otto R. W 609 S. Wa Mount Prospect Ill 4 hicago Pottery Co. Bell AK John M. BI @ Bell Aircraft Corp. Wheatfield Box 1 Buffalo 5 N. Y. 11 OWELL Dorroh L. Jr. S @ OWEL 202 Broad St. Augusta Ga @ USBAUM Merry Bros. Brick & Tile Co. USSBAUM Theodore L @ 170 Ellis Ave. Irvington N. J. ; Kearfott Co. YEIN Kyaw Union of Burma Applied Research Institute Kanbe Rangoon Burma Roy A. G NYQUIST3650 Beechway Blvd. Toledo 14 Libbey Glass Co. Ohio fo) JAKEY Paul D. Jr. 218 S. 168th St. Seattle 88 Wash AKLEY Harry D. RJ Williams & Moore Sts Apt Apt G Carolyn USAF Valdosta Ga OAKLEY Walter W. GF Box 156 Big Flats N. Y. Corning Glass Works DARE Henry A. W Dr. 2655 Sharondale Atlanta Ga , N. E. Georgia Sanitary Pottery Inc. 0'BANNON Loran S. EF 1568 Trentwood Rd Columbus 21 Ohio F Battelle Memorial Institute OF CHMIDT Leo E. RI Walker Refractories Co. Garber Research Center z Box 98037 Pittsburgh 27 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. ) 10'BRIEN Neil H. W j R. T. Vanderbilt Co. Inc. 33 Winfield St. East Norwalk Conn 4 O'BRIEN William F. E 22 Hope Rd Eatontown N. J. American Potash & Chemical Corp. O'CONNELLO'CONNELL Thomas B. G ; Libbey Glass Co. 1701 E. Broadway Toledo 5 Onio O'CONNOR Frank W Du Ceramics _ Saxonburg Pa O'CONNOR Jerry B. M 1205 Edgewood Ave. Apt Trenton 8 N. J. O. Hommel Co. B O'CONNOR Thomas B. M Dressler Corp. Box 1888 Pittsburgh 30 Pa O'DELL Harold L. L Box 1184 Gananoque Ont Canada Titania Electric Corp. of Canada Ltd. ODINK Harry J. W Atlantic Tile Mfg Co. 75 Atlantic Ave. Matawan N. J. ODOM PauRl. M 2419 Kingsley Dr. Macon Ga 1. Huber Corp. ) 1OES Robert B. S 202 Bake . Box 846 Henderson Texas Henderson Clay Products VOL 38 No. 10 1959 OESTERLE Robert A. E 11 Glen Grove Belleville Ill Roesch Enamel & Mfg Co. OGDEN Ellsworth P. RF Box 348 Granby Colo OGDEN William D. RI 110 W. Maxwell St. Mount Union Pa North American Refractories Co. OH Sae Choong 120 Insadong Chongno Seoul Korea OHIO BRASS CO J. J. Taylor Barberton Ohio OHIO CLAY CO Norman E. Denison Box 1776 Cleveland 5 Ohio OHIO LIME CO A. H. Nieman Woodville Ohio OHLBERG Stanley M. B Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa OHLIGER Lewis P. G 209 Ridgeview Dr. East Rochester N. Y. Bausch & Lomb Optical Co. OHNYSTY Basil LI 1812 Shirley N. E. Albuquerque N. M. Sandia Corp. OLCOTT Eugene L. R Atlantic Research Corp. Alexandria Va OLCOTT Joseph S. B Corning Glass Works Corning N. Y. OLD A. Floyd S Southern Lightweight Aggregate Corp. Box 9138 Richmond 27 Va OLD HICKORY CLAY CO Lee F. Powell Box 271 Paducah Ky OLDS Leonard E. B Strategic Udy Processes Inc. Box 845 Falls Station Niagara Falls N. Y. O'LEARY Francis R. G Emhart Manufacturing Co. 333 Homestead Ave. Hartford 1 Conn O'LEARY W. J. B 24 Seminole Ave. Claymont Del Chalmers Mfg Co. OLENCHUK Daniel L. R 1300 Laird Ave. Aliquippa Pa Jones & 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. L 4925 W. 119th St. Hawthorne Calif Hughes Aircraft Co. OLIVERIO William G Rolland Glass Co. Box Clarksburg W. Va 232 OLSEN D. Theodore WJ 146 Paseo de la Concha Apt F Redondo Beach Calif American OLSEN Eric D R. R. 63 Dundee Ill Haeger Potteries Inc. OLSEN Rangwald S. El 1137 Grant St. Evanston Ill Armour Research Foundation ; OLSON George E. S Dow Chemical Co. Midland Mich OLSON Hjalmar Aktiebolaget Gustavsbergs Fabriker Gustavsberg Sweden OLSON Ole A. R 5 Wrenwood Ct Webster Groves 19 Mo. Laclede Works Refr Div H. K. Porter Co. Inc. OLSON Paul S. RJ General Electric Co. ANP Dept. Evendale Ohio OMLEY Herbert A. L R. R. 1 Canaan N. Ceramaseal Inc. O 'NEILJLohn H. L 476 74th St. Brooklyn 9 Y. Sperry Gyroscope Co. ONONDAGA POTTERY Co. R. H. Pass 1858 W. Fayette St. Syracuse 1 N. Y. ORAVEC Joseph A. S 3731 N. Newland Ave. Chicago 34 III ORBAN Edward L Monsanto Chemical Co. Development Dept. Res & Engr Div 800 N. Lindbergh Blvd. . St. Louis 66 Mo. ORDEN David B. M Apartado 2245 Mexico D. F. Mexico Metal & Thermit Corp. ORDWAY Fred B Portland Cement Association Fellowship National Bureau of Standards Washington 25 D. C. OREFRACTION MINERALS INC Albert L. Kreuer Box 247 Andrews C. ORMSBY W. Clayton W National Bureau of Standards Washington 25 D. C. ORR DaviBd. RJ 454 Florida Ave. ChesteWr. Va H. K. Porter Co. Inc. ORTEPIO Salvatore L General Mill Ceramics Corp. Crows 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 Inc. ORTMAN Curtis D. W 3056 Morrish Rd Swartz Creek Mich A C 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. Carruthers 1445 Summit St. Box 8446 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. BF College of Mineral Industries Pennsylvania State University University Park 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 OTRHALEK Joseph V. B Wyandotte Chemicals Corp. R. & E. Div Wyandotte Mich 593 WA WA DIL WW George A. Thornton Box 437 Ottawa Ill KO George H. S 53 W. Jackson Blvd. Chicago 4 Il~- 205 E. Armory Champaign Ill William 10 H. G WilliamCorning Fiberglas Corp. 2 rk Ohio YUSON Axel GI 4300 Highland Ave. Shadyside Ohio Imperial Glass Corp. EN Frederick E. R Electrical Refractories Co. East Palestine Ohio Fowler R. Ltd. Fitzroy St. Sydney Marrickville N.S.W. Australia CORNING FIBERGLAS CORP A. C. Siefert Newark Ohio F ILLINOIS W. D. Miller Box 1019 Oakland 4 Calif ILLINOIS Oscar G. Burch Box 1035 Toledo 1 Ohio ENS James S. W Champion Spark Plug Co. Ceramic Div 8525 Butler Ave. Detroit 11 Mich 4 P CHL Margaret University of D North Dakota Ceramics Dept. Grand Forks N. D. LIFIC CLAY PRODUCTS John D. Fredericks Box 2178 Terminal Annex Los Angeles 54 Calif KMAN W. D. WI R. 1 Bell School Rd East Liverpool Ohio Crucible Steel Co. of America ODEN Thomas R. B Bettis Atomic Power Labs Bo 468 Pittsburgh 30 Pa OF D Ralph C. R 29 Avon Rd Bethlehem Pa Bethlehem Steel Co. , John A. G Willson Products Div Ray 201 Washington St. Reading Pa FFORD Ray W. SFI R. R. 1 Weatherford Texas Co. LADINO Albert E. Jr. B bPANACOCL, Michael A. W Robertson Mfg Co. Box 848 Trenton 5 N. J. PAPER MAKERS IMPORTING CO INC S. Douglas Brian 44 S. Second St. Easton Pa PAPIER Harry S Natco Corp. Box 267 Cordova Ala PAPPIS James B 433 Brookline Ave. Boston 15 Mass Raytheon Co. PAQUIN Pol Societe Francaise de Ceramique 44 rue Copernic 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 Ill PARIKH Niranjan M. B Armour Research Foundation Metals Research Lab 3350 S. Federal St. Chicago Ill PARK Sung Shin 111 Eighth St. Troy N. Y. PARK Woo Sun : / Prof. Eung Keuk Lim Seoul National University College of Engr Chem Engr Dept. Seoul Korea PARKER Glidden M. Jr. DF Glidden Galleries 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. Thompson Fiber 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 Rite Products Corp. Wallkill N. Y. PARKHURST Harvey M. W Aluminum Co. of Canada Ltd. FASTY FASTY Stamey F. K 836 Forest Ave. Zanesville Ohio PASS J. S. W Pass & Seymour Inc. Solvay Sta 50 Boyd Ave. Syracuse 9 N. Y. PASS R. H. W Onondaga Pottery Co. 1858 W. Fayette St. Syracuse PASS & SEYMOUR INC J. S. Solvay Station 50 Boyd Ave. Syracuse 9 N. Y. 1 N. Y. Pass PASTERNAK Donald S. 750 E. Front St. Apt A Plainfield N. J. PATEK Sherwood E. S Midland Brick & Tile Co. Chillicothe Mo. PATERSON G. W. R Refractories Engineering & Supplies Ltd. 8291 Royden Rd Montreal 9 Que Canada PATRICK Robert F. EI Pemco Corp. 5601 Eastern Ave. Baltimore 24 Md PATTIE Frank A. G Wedron Silica Co. 135 S. LaSalle St. Chicago 3 Ill PAULUS Gerald M. 552 Burbank Circle Smyrna Ga PAVLICA Stanley R. R. R. 2 Box 2187 Yorktown Heights N. Y. PAVLISH Arnold E. GF 2904 Clarkson Rd Cleveland Heights 18 Ohio Cleveland Supply Co. 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 Elson St. East Liverpool Ohio Louthan Manufacturing Co. PEARCH William M. WI Akron Porcelain Co. 2792 Cory Ave. Akron 14 Ohio PEARL Harry A. L 4 Knoll Dr. Mtd Route 10 North Tonawanda N. Y. Bell Aircraft Corp. Massachusetts Institute of Technology Dept. of Metallurgy Ceramic Div Room 4-051 Cambridge 39 Mass Arvida Que Canada PARKINSON Robert E. E United States Steel Corp. PEARSON A. David L Bell Telephone Labs Inc. Murray Hill N. J. MER Delos M. G 4401 Jackman Rd Toledo 12 Ohio Applied Research Lab Monroeville Pa PEARSON Edward P. X Basic Incorporated Delos M. Palmer & Associates MER Rufus N. M 476 Broadmoor Ave. Pittsburgh 34 Pa MER Willard E. SI 768 N. Cross St. Newcomerstown Ohio Clay City Pipe Co. PARMER Jess H. Jr. G Illinois Technical Center 1700 N. Westwood Ave. ' Toledo 7 Ohio | PARNHAM H. + General Refractories Ltd. Genefax House Sheffield 10 England PARRY William D. D 845 Hanna Bldg Cleveland 15 Ohio PEARSON E. J. & J. LTD Ralph Heeley Firebrick Works Stourbridge Worcs England . PEASE Philip J. G 1405 Washington Ave. Parkersburg W. Va Demuth Glass Works Inc. Philadelphia Museum College of Art PECHMAN Alexander WI Broad & Pine Sts Philadelphia 2 Pa 1157 E. Pasadena Pomona Calif PARSON James A. LI Pomona Tile Mfg Co. 1203 Maple Ave. Ridgway Pa PECK J. Clair SI 2606 Wade Ave. Raleigh N. C. North Carolina State College TZER Clifford W Electrical Res & Dev Lab Hubbard & Co. Box 61 Lyons Ill GBORN William L. S 221 W. 22nd St. Dover Ohio Robinson Clay Product Co. ) Vitroseal Corp. PARSONS Douglas E. S 4821 DeRussey Pkwy Washington 15 D. C. National Bureau of Standards PARSONS J. R. R Chicago Fire Brick Co. 7531 S. Ashland Av~ Chicago 20 Ill 2433 Brookside Ln York Pa Gery Shale Brick Corp. PECKHAM George W. G Chattanooga Glass Co. Corsicana Texas PEDERSEN John R. G 1409 Bradshaw Ct Maumee Ohio Illinois _ PASCHAL Forrest A. S PEDU Richard K. RI Box 289 Siler City N. C. Basic Incorporated Keramische KeramischeWerke Werke Steingutfabrik Manufacturers Agent 845 Hanna Bldg Cleveland 15 Ohio Me GE__ Sair Mosaic Hem to Germany W PASK Joseph A. XFI PEEL G. N. : ao, Department of Mineral Technology Associated Lead Manufacturers Ltd. ee l Zanesville Mosaic Tile Pershing , i 7 Ohio University of California Berkeley 4 Calif Crescent House Newcastle 1 England 4. 38 No. 10 1959 595 Canadian Pittsburgh Industries Ltd. 300 Ste Croix Blvd. St. Laurent Que Canada PEILERPEILER Karl E. GF PEILER Box 228 Mystic Conn PEILER Emhart Mfg Co. PELL | RoberEt. RJ : 920 Kelly Ave. Joliet Ill Illinois Clay Products Co. LLEGRINI Edmund T. G Kopp Glass Inc. Palmer St. it Swissvale Pittsburgh 18 Pa i Robert W. WI PELZ i 3971 Humphrey Rd West Richfield Ohio H Ferro Corp. PEMCO CORP Richard H. Turk . 5601 Eastern Ave. Baltimore 24 Md * PENBERTHY Larry G af Penberthy Electromelt Co. _ i 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. LI | 506 Woodland Dr. Fairfax Va y: Melpar Inc. PERENY Andrew MF Pereny Equipment Co. a Pa 893 Chambers Rd Box 8153 Station A Columbus Ohio PERKINS Harrell L. M Central of Georgia Railway Co. 1212 Haverty Bldg Atlanta 3 Ga ( : PERKINS Walter W. WI 871 Jacoby Rd Copley 21 Ohio United States Stoneware Co. ee PERROTTA Anthony 2917 Court Ave. Erie Pa PERRY Commodore A. S Pe 130 Wells Ave. Greenwood S. C. Southern Brick Co. + RRY Paul E. B Allegheny Ludlum Steel Corp. | Brackenridge Pa 4i PERRY Robert F. WI Box 283 Victor N. Y. ste Victor Insulators Div dea T Circuit Breaker Co. ate PERRY Robert W. GJ i 41 Corning Blvd. Corning Y. { Corning Glass Works 4 PERRY T. Ray LI i 1502 Westwood Dr. Irving Texas 3 Texas Instruments Inc. i} PERTUCH Walter A. R. D i Franklin Institute Library 20th & Parkway Philadelphia 3 Pa +} PESKIN William L. R y YH Carborundum Co. Perth Amboy N. J. 1] PETERS Forrest I. R 4: 113 Hendy Ave. Elmira N. Y. i Corning Glass Works z PETERSEN Fred A. EFI Thomas Associates Inc. 5 % 2130 Keith Bldg Cleveland 15 Ohio 4 PETERSON Albert F. j Rutgers The State University : School of Ceramics t New Brunswick N. J. F| PETERSON Donald H. R 3029 Oakcrest Ave. Baltimore 14 Md 2 Martin Co. 5 PETERSON Jack D. G 3029 123rd St. Toledo 11 Ohio ET Illinois | PETERSON Jack L. 820 Milan Ave. RI South Pasadena Calif Equipment ERSON John A. Jr. W Metal Thermit Corp. St. Carteret N. J. 4 Union VOL 38 No 10 1959 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. PETKUS John J. R 1614 119th St. Whiting Ind Standard Oil Co. Indiana) PETRIE Lloyd R. W 305 Western Abingdon Ill Abingdon Potteries Inc. PETT Tyler G. G Kopp Glass Inc. Swissvale Pittsburgh 18 Pa PETTICREW Richard W. R. R. 1 Alfred Station N. Y. PETTY Frank W 25633 Brookdale Lane Euclid 17 Ohio Cleveland Ceramic Corp. PETTY Howard E. S 3131 Ryons Lincoln 2 Nebr Yankee Hill Brick Mfg Co. PETTYJOHN Robert R. B 4252 Mt. Herbert Ave. San Diego 17 Calif Convair Astronautics PFAUDLER INC Sidney W. McCann 1000 West Ave. Rochester 3 N. Y. PFEIFF C. H. R Curran Corp. Box 527 Metuchen N. J. PFEIFFENBERGER Lucas E. SI Box 94 Alpena Mich Expanded Clay & Shale Assn PFEIFFER Wilbur H. EFI Frigidaire Div General Motors Engineering Lab Plant 2 Dayton 1 Ohio Corp. PFINGSTEN H. W. S 1435 Viola Pkwy N. W. Canton 8 Ohio Metropolitan Brick Inc. PFINGSTEN William J. S R. R. 1 Negley Ohio Metropolitan Brick Inc. PFLEGER George E. M Harshaw Chemical Co. 3237 S. Garfield Los Angeles 22 Calif PHELPS DODGE CORP James E. Foard Morenci Ariz PHELPS Edwin H. R American Cast Iron Pipe Co. Box 2603 Birmingham 2 Ala PHELPS Girard W. M 101 Shelley Lane Morrisville Pa United Clay Mines Corp. PHELPS Stuart M. RF : Mellon Institute 4400 Fifth Ave. Pittsburgh 13 Pa PHILIPS ELECTRONICS INC INSTRUMENTS DIV C. J. Woods 750 S. Fulton Ave. Mount Vernon N. Y. Dr. PHILLIPS Adrian W. Jr. R 6548 W. Orange Glendale Ariz Beadle of Arizona PHILLIPS Charles J. GI Rutgers The State University School of Ceramics New Brunswick N. J. PHILLIPS Donald G. B Precision Grinding Wheel Co. Inc. 8301 Torresdale Ave. Philadelphia 36 Pa 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. PHILLIPS J. Gordon RFI 359 Cooper St. Ottawa Ont Canada Dept. of Mines & Technical Surveys Sprague Electric Co. PHILLIPS W. Eric G Duplate Canada Ltd. Box 367 Terminal A Toronto Ont Canada PHIPPS Oren P. 19519 Preston Cleveland Ohio PHOENIX Richard C. WI R. R. 1 Wynnewood Bound Brook N. J. Southern Clays Inc. PICKARD M. H. M United States Borax & Chemical Corp. Pacific Coast Borax Co. Div 50 Rockefeller Plaza New York 20 N. Y. PIEPER 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 850 Bower Hill Rd Pittsburgh 16 Pa Harbison Refractories Co. PIERSON James F. MI Pemco Corp. Sales Dept. 5601 Eastern Ave. Baltimore 24 Md PIETRAS Raymond M. 658 Pennsylvania Ave. Trenton 8 N. J. PIGOTT Phillip G. R : Box 345 Norris Tenn United States Bureau of Mines PILKINGTON Lawrence H. A. Messrs Pilkington Bros. Ltd. St. Helens Lancs England PINCUS Alexis G. L General Electric Co. Res Lab Box 1088 Schenectady N. Y. PINKHAM RoberMt. L Western Electric Co. Dept. 212 Lexington Rd Plant Winston N. PINNEY J. M. W Harker Pottery Co. Box 749 East Liverpool Ohio PINNOW Harley R. W 6730 W. 36th Pl Wheat Ridge Colo Coors Porcelain Co. PINOTTI Fred D. G Kimble Glass Co. 1700 N. Westwood Ave. Toledo 7 Ohio PIRIGYI Francis E. 109 Bernard St. Carteret N. J. PIROOZ Perry P. G Illinois 1700 N. Westwood Ave. Toledo 7 Ohio PISULA J. Donald R Corning Glass Works 718 Fifth Ave. New York 19 N. Y. PITHA John J. B Schermerhorn Park Lenox Mass General Electric Co. PITHER Leslie F. G Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio PITTENGER John T. W Box 207 Newell W. Va Homer Laughlin China Co. : PITTMAN Jack G Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio PITTMAN William C. R 410 Whitthorne Dr. Wyoming Cincinnati 15 Ohio Chas Taylor Sons Co. PITTS Joseph W. E 5714 Beech Ave. Bethesda 14 Md National Bureau of Standards PITTSBURGH CORNING CORP Walter D. Ford Research & Development Port Allegany Pa Div 597 a4 James E. Archer Glass Research Center 5 Box 11472 Pittsburgh 38 Pa IXLEY i David M. L IXLEY 7920 Cooper Ave. Cincinnati 42 Ohio F Fusite Corp. XLEY Francis V. M 2, Hudson Vally Trailer Park MD 25 Newburgh N. Y. 4. elm Research & Development : , Tom M. LI : Helipot Div Beckman Instruments Inc. 2500 Fullerton Rd Fullerton Calif PLACE Thomas M. Jr. B 485 Walnut Pl Costa Mesa Calif Helipot Div Beckman Instruments Inc. LAGGE Vernon L. G Westinghouse Electric Corp. Bloomfield N. J. 3 PLANJEPLANJE Christian W. RFI Gladding McBean & Co. 2901 Los Feliz Blvd. 3 PLANJE Los Angeles 39 Calif ; PLANJE Theodore J. M. BI ; 4 Summit Ave. Rolla Mo. 3 Missouri School of Mines PLANKENHORN William J. Chicago Vitreous Corp. 1427 S. 55th Ct EFI Cicero 50 Ill PLASTICRETE CORP 7} Arnold P. Caputo 1883 Dixwell Ave. Hamden 14 Conn 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 Clearview Ave. N. W. Canton Ohio PLATTS Dennis R. Box 1399 Alfred N. Y. PLEASANTS Luther E. Jr. G - 02 Brookfield Rd Richmond Va Atrogen Div Allied Chemical Corp. SINGER Clyde B. S Box 217 Lindale Texas Reliance Clay Products Co. PLOETZ Edwin C. H. EI 8151 Hillcrest Dr. Wauwatosa 13 Wisc A. O. Smith Corp. PLOETZ George L. R 261 Swaggertown Rd Scotia 2. N. Y. General Electric Co. : PLUM Russell V. R i HICA Inc. Box 6065 Shreveport La : PLUMBO Victor A. G j General Glass International Inc. 5 S. Virginia Ave. 1 Atlantic City N. J. : PLUMMER Harry C. SF i Structural Clay Products 1520 18th St. N. W. Institute t Washington 6 D. C. PLUMMER Norman S i State Geological Survey of Kansas : Lawrence Kans ; PLUMMER William A. G Corning Glass Works Corning N. Y. : PLUNKETT Jerry D. I 1816 Brett St. Apt 13 Pittsburgh 5 Pa PLUSCH John A. W 63 Spruce St. Westfield Mass Cortland Grinding Wheels Corp. POFFENBERG Scott M 3629 State St. San Diego 1 Calif Aluminum Silicates Co. PO , Joachim H. P. RJ Refractories hart Co. Inc. 940 Commonwealth Bldg Louisville Ky VOL No. 10 1959 Faiencerie de Badonviller Badonviller Meurthe et Moselle France POLAND Milton E. WI 203 W. LaSalle Royal Oak Mich Champion Spark Plug Co. : Ceramic Div POLAR Alfredo WI National Tile & Mfg Co. Box 940 Anderson Ind POLE Gordon R. BFI 2592 S. Shore Blvd. White Bear Lake 10 Minn Minnesota Mining & 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. POLSON John B. R 212 S. Second St. Clearfield Pa North American Refractories Co. POMPEI Luigi Via Assarotti 17 Genova Italy _ Consultant POOLE David C. 107 Mohawk Dr. Greenville S. C. POOLE James P. G Plant Brockway Glass Co. Inc. Plant 2 Brockway Pa PORST Edward G. EI 1418 Stonewood Rd Baltimore 12 Md Pemco Corp. PORTER Bernard R U. Bureau of Mines 1605 Evans Ave. Reno Nev PORTER Frank R. EF 395 Ellendale Pkwy Crown Point Ind 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 Corp. Hondo Texas Box 188 PORTS David W. R 3647 W. 68th St. Chicago 29 Ill General Refractories Co. POSEY IRON WORKS INC James K. Martin Brick Machinery & Mixer Div Lancaster Pa POSLUSZNY Raymond F. R . , 242 E. Meehan Ave. Philadelphia 19 Pa Refractory Specialties Co. POSNICK Adolph Ferro Enamel do Brasil Caixa Postal 2948 Sao Paulo Brazil POST Benjamin F. MI Golding Co. 1401 New York Ave. Trenton 8 N. J. POST Glenn I. Box 1133 Alfred N. Y. POST Zarr A. LI 5020 Elm St. Bethesda Md Melpar Inc. POSTE Emerson P. EFI Box 4051 Chattanooga 5 Tenn Consultant POSTLEWAITE Donald E. WI Universal Corp. Box 300 Redlands Calif POTTER Alan EJ National Bureau of Standards Enameled Metals Section Washington 25 D. C. POTTER Charles G Amersil Quartz Div Engelhard Industries Inc. 685 Ramsey Ave. Hillside N. J. POTTER John F. L Bell Telephone Lab Murray Hill N. J. William W. Irwinj 11 Washington St. East Liverpool Ohio POTTIER Henri Cie Generale Ceramique 12 Rue de la Baume Paris 8 France POTTS Amos P. SF 359 E. Main St. Logan Ohio Logan Clay Products Co. POULOS Nick E. R Georgia Institute of Technology Engineering Experiment Station Atlanta 13 Ga POULTON Robert F. W 2763 N. Congress Rd Camden 4 N. J. Universal Corp. POWELL H. Eugene G 1061 Michigan Ave. Maumee Kimble Glass Co. Ohio POWELL Joe A. M 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 Indiana Drain Tile Co. Inc. Box 66 Brooklyn Ind POWERS Don W. 1201 Highland Ave. Abilene Texas POWERS George H. R Norton Co. Refractories Worcester 6 Mass Div POYNOR T. Wythe S Acme Brick Co. Box Oklahoma City Okla 1278 POZNIAK Boris W. S Pecora Inc. 300-400 W. Sedgley Ave. Philadelphia 40 Pa POZZANGHERA Sam A. G Bausch & Lomb Optical Co. 635 St. Paul St. Rochester 2 N. Y. PRACHANKHADEE Manoon Dept. of Science Ministry of Industry Bangkok Thailand PRADO Faustino Monte 211 Habana Cuba . NeoCeramica S. A. PRALOW Walter E. L. Schaffhauser Str 5 17b Hochrhein Germany Zahnfabrik H. Rauter K. G. PRATT Donald S. E 3440 40th St. San Diego 5 Calif Convair PRECISION GRINDING WHEEL CO INC Donald G. Phillips 8301 Torresdale Ave. Philadelphia 36 Pa PRESCOTT Frank R. G 1811 Kimball Ave. Arnold Pa Pittsburgh Plate Glass Co. PRESTON Frank W. G Preston Labs Inc. Box 149 Butler Pa PREWITT George K. SJ Elgin Standard Brick Mfg Co. Box 546 Elgin Texas PREWITT J. K. S Elgin Standard Brick Mfg Co. Elgin Texas PRICE Glen M. R General Refractories Co. Box 1673 Baltimore 3 Md PRICE James E. RI 1441 Jericho Rd Abington Pa Simonds Abrasive Co. PRICE J. Russell D n^ Fairmeadows Box 211 R. R. 3 Esmond 17 R. I. Doulton & Co. Inc. 599 Lis fo os mit TesRe: SkaST SADT tes shin * Columbia Chemical Corp. Barium Chemical Sales .=q One Gateway Center Pittsburgh 22 Pa a RIESTLEY J. Edward Y Huntly Brick & Fireclay Co. Ltd. Box 14 Huntly New Zealand RIMM Herbert E. R 423 Parker Ave. San Francisco 18 Calif KINCE KINCE Gladding McBean & Co. Alan T. BI Mines Branch Ottawa Ont Canada RINDLE William R. G Continental Can Co. Inc. Hazel Glass Div 15th & Jacob Sts Wheeling W. Va PRIOR Gordon M. M 200 W. Third St. Plainfield N. J. ; Specialized Ceramics Corp. Harold D. RI PRIORChas Taylor Sons Co. Box 58 Annex Sta 4 PROCTOR Cincinnati 14 Ohio PROCTOR j PROCTOR . W. J. Jr. W Southern Clays Inc. Gordon Ga PROKOPEC Robert G 309 N. Tillotson Ave. Muncie Ind Ball Bros. Co. Inc. PROKOPOWICZ Thomas I. L 33 Johnson St. North Adams Mass 4.3 Sprague Electric Co. John P. Jr. G PUCKETT - Leeds & Northrup Co. PUCKET Research & Development Center PUERTO North Wales Pa PUERTO RICO CLAY PRODUCTS CORP arbdutneas. Oscar Gonzalez Cabanillas otpe Box 4729 PULLIAM San Juan Puerto Rico bPofULLIAMPULLIAM George R. B Douglas Aircraft Co. Inc. _ 250 Adv Des Sect Lakewood Blvd. Long Beach 1 Calif PULS George R Acme Brick Co. Box 425 Fort Worth Texas LS Josef LS Austria United Enamel Works - Wilhelminenstr 80 Vienna 107 Austria PUMPHREY William I. PUMPHREYMurex Welding Processes Ltd. Hertford Rd PUNTNEY Waltham Cross Herts England L. E. RI :. 908 E. Jackson Mexico Mo. @. Mexico Refractories Co. q-- 4 PUPULIDY Alexander R 4- Armour Research Foundation 4.2: International Research Div > 10 W. 35th St. Chicago 16 III PURCELL Patricia L. : 916 Queen Anne Ave. Seattle 9 Wash PURINGTON BRICK CO go> R. L. Worcester Box 110 Galesburg Ill PURNELL Hugh J. R . 825 Roslyn Ave. West Chester Pa ~ Freeport & Kittanning Brick Cos 4 .. PYNER Alfred D. W : Southern California Minerals Co. -% 320 S. Mission Rd Los Angeles 33 Calif : PYRO REFRACTORIES CO A. C. Sanger - Box 488 Oak Hill Ohio Q 4 QUICK DonalAd. W General Tile Co. 438 Sheldon St. El Segundo Calif INC a. QUIGLEY CO R. J. Demaison 415 Madison Ave. New York 17 N. Y VOL38No. Bowen Joseph INN Jr. J. L Bowen Engineering Inc. Branch N. J. 10 1959 General Atomic Div General Dynamics Corp. Box 608 San Diego 12 Calif QUIRK Virgil P. B 2440 S. Cherokee Dr. Owensboro Westinghouse Electric Corp. QUISTGAARD Walter F. L 2031 N. Bedford Rd Ky Spring Lake N. J. Leonard Electric Products Co. R RABAGO Arturo G Apartado Postal 183 Orizaba Ver Mexico Cerveceria Moctezuma S. A. RABIN William J. L 19A Redfield Village Metuchen N. J. National Moldite Co. RACHWAL Chester A. R 10995 W. 23rd Ave. Denver 15 Colo Coors Porcelain Co. RADCZEWSKI Ernst Institut fur Gesteinshuttenkunde Mauerstrasse 5 Aachen Germany RADIO CORP OF AMERICA Electron Tube Div N. S. Freedman 415 S. Fifth St. Harrison N. J. RADIO MATERIALS CO C. M. McIntosh 3325 N. California Ave. Chicago 18 Ill RADLER Richard W. Jr. BJ 4250 Webster Ave. Cincinnati 36 Ohio General Electric Co. RADTKE Schrade F. B , American Zinc Institute 60 E. 42nd St. New York 17 Y. RAGAN Randall C. L Microlectron Inc. Box 24174 Los Angeles 24 Calif RAGATZ Eugene C. L Bradley Co. 136 W. Greenfield Ave. Milwaukee 4 Wisc RAGGON Frank C. G Illinois Box 1019 Oakland 4 Calif RAHE Villem G Box 86 Parker Ind . Ball Brothers Research Corp. RAIBLE A. J. W Briggs Manufacturing Co. 415 W. Seymour Ave. Cincinnati 16 Ohio RAINE Frank F. RI | 111 E. Vine St. Mexico Mo. Mexico Refractories Co. RAINEAR John F. SI 68 Rainbow Terr Orchard Park N. Y. Buffalo Brick Corp. RAINEY Edwin Q. 48 Park Lane N. E. Atlanta 9 Ga RAIT J. R. Briton Ferry Steel Co. Ltd. Briton Ferry Neath Glam Wales RALSTON O. C. MF 4333 Clagett Rd Hyattsville Md Consultant RALSTON Thomas E. R Harbison Refractories . Co. 1800 Farmers Bank Bldg Pittsburgh 22 Pa RAMM Eric Australian Atomic Energy Commission Research Establishment Private Mail Bag Sutherland N. W. Australia RAMSDEN C. E. C. E. Ramsden & Co. Ltd. Foley Colour & Chemical Works Fenton Stoke England ~ RAMSEY Thomas Jr. 1615 Homewood Pl Dallas Texas Texas Instruments Inc. RANA Mushtaq A. Sheffield University Dept. of Glass Technology Northumberland Rd Sheffield 10 England RANDALL Theodore A. D State University of New York College of Ceramics Alfred N. Y. RANDOLPH Hal F. R Mexico Refractories Co. Mexico Mo. RANDOLPH Robert 202 Arrow Dr. L. Jr. LJ Signal Mountain Tenn American Lava Corp. RANKIN James J. M St. Joseph Lead Co. Box 97 Monaca Pa RANKINE Adam S. R Martinsville N. J. Manville Products Corp. RANSOM John T. B E. I. du Pont de Nemours & Co. Inc. Experimental Station Wilmington Del RAPP Carl H. LI Centralab Div Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc RAPP H. W. Jr. W Morton Pottery Co. 315 W. Jefferson St. Morton Ill RASE Daniel E. B State University of New York College of Ceramics Alfred N. Y. RASMUSSEN R. K. G Mississippi Glass Co. Box 609 Fullerton Calif RASMUSSEN Wayland G. S Mason City Brick & Tile Co. 200 Brick & Tile Bldg Mason City Iowa RASSNER Donald D. SI 1014 Longbrook Dr. Jasper Ala Natco Corp. RATCLIFFE Harry J. M . 530 Spruce St. Trenton N. J. Unique Kilns of Trenton Inc. RATCLIFFE Temple W. R 244 Buffalo St. Beaver Pa Babcock & Wilcox Co. RATHMANN Clyde L. G Corning Glass Works Corning Y. RAUCH Harry W. GI Taylor Rd Lionville Pa Foote Mineral Co. RAWLES William T. R 1214 E. First St. Tuscumbia Ala Muscle Shoals Electrochemical Corp. RAY E. Harold M B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa RAY John G. G Sylvania Electric Products Inc. 75 Sylvan St. Danvers Mass RAYTHEON CO Michael A. Walker Gore Bldg Waltham 54 Mass REA RoberFt. WI Champion Spark Plug Co. Ceramic Div 8525 Butler Ave. Detroit 11 Mich READ George W. Jr. M 133 Hartle Rd Glenshaw Pa Sauereisen Cements Co. . REAGAN Cornelius J. S 532 Woodmont St. East McKeesport Pa Van Ormer Brick Co. REAGAN Michael M. E Stamped & Enamelled Ware Ltd. Guelph Ave. Hespeler Ont Canada REARDON Daniel E. LJ 29 N. Buffalo Ave. Ventnor City N. J. International Resistance Co. ; RECNY Frank G. L Electronics General Electric Co. Operation Electronic Ceramics Lab : 1809 LeMoyne Ave. Syracuse N. Y. 601 : H a . . . . { H | i { . . : |ah a ic oy wo bee Thy oe oH oe w i oy ' et : : ae oe a aoe pwerw ere Way 2 ape migrs inc Box 194 350 W. Terra Cotta Ave. Crystal Lake Ill XED Carl E. G 1410 E. Main St. Lancaster Ohio Schurtz Co. ED George C. III R dq 54644 N. 28th St. South Bend 15 Ind 4 Bendix Aviation Corp. ED Leonard B Kaiser Aluminum & Chemical Corp. &@ 1600 S. Main St. Milpitas Calif ED Madison W. Jr. BJI Electric Storage Battery Co. Research Center Yardley Pa SED Paul H. R 310 Fairmont Ave. New Castle Pa New Castle Refractories Co. KES Glenn H. - 4 235 Orchard Lane 4 Penn Square Village Norristown Pa SEVES Harold Sr. W Fitzpatrick Industries Inc. Box 30 East Palestine Ohio FRACTORIES INSTITUTE THE Avery C. Newton First National Bank Bldg 9 Pittsburgh 22 Pa FRACTORY & INSULATION CORP q A. S. Arwine Port Kennedy Pa BEGENBRECHT Albert Jr. G Sylvania Electric Products Inc. Special Tube Div E. Third St. Williamsport Pa EGOUT Joseph F. E. 2 N.V. Ceramique h Petrus Regout Postbus 103 Maastricht Holland EHM Walter E. RJ U. Army ACAN Receiving Station Calif @ Middletown EID Frank P. % American Ceramic Society 4055 N. High St. Columbus 14 Ohio # EID P. S. 3 Borax Consolidated Ltd. Borax House Carlisle Pl London S. W. 1 England FEILLY John C. R @ Engineered Ceramics Mfg Co. 15017 Detroit Ave. Box 2651 % Cleveland 7 Ohio EIMER John J. WI Keystone Ridgeway Corp. 4 Gettysburg Pa EIN Peter W 4 1746 W. Sycamore Kokomo Ind 3 Kokomo Sanitary Pottery Corp. REINKER ArthuGr. R Manville Sales Corp. 4 3101 Euclid Ave. Cleveland 15 Ohio EINKER Gerald E. G General Electric Co. Lamp Div 4 1133 E. 152nd St. Cleveland 10 Ohio REISCHEL Frank W 2733 Mayflower Arcadia Calif 4. Gudeman Co. REISING Joseph A. M St. Joseph Lead Co. Zinc Smelting Div Box 97 Monaca Pa REISS Max S. E 4% 131 Edgewood Wheeling W. Va REMDE Harry F. Jr. L 26 Norwood Ave. Plainfield N. J. General Ceramics Corp. REMINGTON Victor H. GFI B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa REMMEY G. Bickley RFI Bickley Furnaces Inc. 550 State Rd Philadelphia 14 Pa George B. Jr. MJI 317 Poplar Rd Flourtown Pa Mineral Co. No. 12 i 10 1959 o< Philadelphia 37 Pa REMMEY RICHARD C. SON CO Thomas J. Taylor Hedley St. & Delaware River Philadelphia 37 Pa REMPES Paul E. Jr. BI 3903 Custer Ave. Royal Oak Mich Champion Spark Plug Co. Ceramic Div RENFREW J. Harvey S 31 Linden Park St. Roxbury 20 Mass Herman G. Protze RENKERT Donald H. S Metropolitan Brick Inc. Minerva Ohio RENOUF Leonard J. R 342 Church St. Youngstown N. Y. Titanium Alloy Mfg Div National Lead Co. RENSKERS Richard H. WI American 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. W 1648 W. Forest Decatur Ill A. E. Staley Mfg Co. RESER Margie K. I 4393 Colerain Ave. Columbus 14 Ohio American Ceramic Society . RESTREPO Ramiro Carrera 50C 58-58 Medellin Colombia REUNING Charles R. R 410 W. 24th St. Apt 10D New York 11 N. Y. Mexico Refractories Co. REUNING Georg~ W. Jr. RI R. R. 6 Dinner Bell Rd Butler Pa Mexico Refractories Co. REUSCHE Frank L. W 60 Congressional Pkwy Livingston N. J. L. Reusche & Co. REUTER Raymond R Nalco Chemical Co. 6216 W. 66 Pl Chicago 38 III REVEN Frederick V. 411 E. Green Champaign Ill REYNOLDS Harry M. G Renite Co. Box 8065 Columbus 1 Ohio REYNOLDS METALS CO L. S. Beeler Richmond 18 Va RHOADS James L. L 1410 Springside Dr. Lancaster Pa ' Radio Corp. of America RHODES Donald E. R - Mallinckrodt Nuclear Corp. Hematite Mo. RHODES Foster T. W Onondaga Pottery Co. 1858 W. Fayette St. Syracuse 4 N. Y. RHODES Frank R. Jr. RJ 2060 Wrightsboro Rd Augusta Ga Babcock & Wilcox Co. ) RHODES Fraser B. WFI 7134 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 Fort Knox Ky RIBICH Stanley F. L Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc RICCI Edward Michael RJI 817 Main St. Dickson City Pa Harbison 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 College of Ceramics York RICH David C. G Pittsburgh Plate Glass Glass Research Center Co. Box 11472 Pittsburgh 38 Pa RICHARD Giulio A. Via Cernuschi 1 Milano Giulio Richard & Co. Italy RICHARD John S Owensboro Brick & Tile Co. Owensboro Ky RICHARDS Robert W. S Richards Brick Co. 234 Springer Edwardsville Ill RICHARDSON Chauncey A. 2512 W. 87th Seattle 7 Wash RICHBOURG John R. Jr. 113 Keowee Trail Clemson C. RICHMOND Joseph C. EFI 4822 Morgan Dr. Chevy Chase 15 Md National Bureau of Standards RICHTER A. J. S Tuthill Building Material Co. 545 E. 103rd St. Chicago 28 Ill RICK Clarence A. R 865 Oregon Ave. Palo Alto Calif Kaiser Aluminum & Chemical Corp. RICKER Richard W. EI : Aluminum Co. of America Alcoa Research Labs Box 772 New Kensington Pa RICKEY Charles J. MJI B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa RICKEY J. H. Jr. R Ironton Fire Brick Co. Box 536 Ironton Ohio RIDDLE Frank H. Honorary WFI 14 Upland Rd Colorado Springs Colo RIDDLE James E. 5 Williams Dr. Greenville S. C. RIDDLES Milton J. R 265 Elm Ave. Wyoming Cincinnati 15 Ohio General Electric Co. RIEGERT Richard P. BI 1006 Mercer St. Ojai Calif Servomechanisms Inc. RIEPER Gerald W 5335 Flint Ct Indian Heights Kokomo American Radiator & Standard Sanitary Corp. RIGBY George R. R Canadian Refractories Ltd. Ind Box 160 Greenville Que Canada RIGBY James E. G Blue Ridge Glass Div American Gobain Corp. Kingsport Tenn RIGTERINK Merle D. LF Bell Telephone Labs Murray Hill N. J. RIIS Asgeir M Robeson Process Co. Box 960 Erie Pa RIKER Leon W. Jr. G 1245 Lenape Ave. Ford City Pa Co. Pittsburgh Plate Glass RILEY Roger R. R : Gladding McBean & Co. Box 630 Pittsburg Calif 603 aoe ee Institute Battelle Memorial Institute INDONE 505 King Ave. Columbus 1 Ohio INDONE Guy E. G INDONE Department of Ceramic Technology Pennsylvania State University University Park Pa INEHART Dale W. G .. 1420 Union Ave. Natrona Heights Pa Pittsburgh Plate Glass Co. INGEN Robert E. M . Paul O. Abbe Inc. 400 Center Ave. Little Falls N. J. SEDEN O. D. L 2923 Nurick Dr. Chattanooga American Lava Corp. Tenn ISPLER Z. W. Palestine Glass Works Phoenicia Ltd. Box 168 Haifa Israel STLAND Harold N. G . 2553 156th Ave. S. E. Bellevue Wash Boeing Airplane Co. , P. E. L ;, 829 Glenmere Rd Fairfax Va Melpar Inc. ITTER Joseph S. G Adamston Flat Glass Div Rolland Glass Co. Box 631 Clarksburg W. Va ITTLER Hermann L. GI :, 104 Cardinal Rd R. R. _ HorseheadNs. Y. " Corning Glass Works ITZ Joseph W. G : : Sylvania Electric Products Inc. 1891 E. Third St. Williamsport Pa UZZO Capt Harry F. B Wright Air Development Center WCLJL Patterson AFB Ohio 10ACH Carlton G . .Adamston Flat Glass Div Rolland Glass Co. Box 631 Clarksburg W. Va ROACH H. C. R American Radiator & Standard Sanitary Corp. 0 W. 40th St. : New York 18 N. Y. ROACH Wilfred H. G 112 Renwick Lane Horseheads N. Y. Westinghouse Electric Corp. Carl R. B : | ROBBINS National Bureau ofStandardSs tandards an ROBBINS - Div 9.3 Washington 25 David R 1929 Summerland St.| | D. C. ys _ San Pedro Calif General Corp. J. M. ROBBINS 174 Purdue Ave. Oak Ridge RJ Tenn Martin D. ROBBINS 38 W. 69th St. New York 23 N. Y. Chemical Engineering } ROBERTS John Taggart WFI Sey 1156 Briarwood Rd Mansfield Ohio Div 5 _ Humphreys : 4 Warner Corp. Le ; . ROBERTS 3 John W. S Southern Lightweight , Aggregate Corp. -- Box 9138 Richmond 27 Va 1 E. Louis EJClevland ROBERTS . 3664 E. 110th St. Cleveland Ohio Ferro Corp. ; ROBERTSROBERTS Mervin GI 0. 11 Plymouth Pl Gedney Sta White Plains N. Y. . a IRCO Corp. James A. R OTSON Machinery & Chemical AN Rosedale Rosedale oth Louisville 3008 Rosedale Blvd. American Radiator & 5 Ky Standard Sanitary Corp. ROBERTSON Leon F. G Brockway Glass Co. Inc Brockway Pa ROBERTSON R. Kenneth S Cooksville Brick Ltd. 906 Shell Tower Montreal 2 Que Canada ROBESON PROCESS co Erie Asgeir Riis Box 960 Pa ROBILLARD Harvey J. B Filtros Inc. 601 W. Commercial St. East Rochester Y. : ROBINETTE Oren J. Jr. WJ Foust Carney Rd R. R. 2 Powell Tenn 210 Delevan Ave. Corning N. Y. Corning Glass Works ROCHFORD Lt David S. - 05002113 D Btry 1st How Bn 13th Arty APO 112 New York Y. . ROCHOW W. F. RF Harbison Refractories Co. 307 Fifth Ave. Pittsburgh 22 Pa ROCKFORD BRICK & TILE CO G. H. Galvin Jr. Rockford Iowa RODEFER Howard H. G Rodefer Glass Co. - Box 550 Bellaire Ohio RODENBAUGH W. K. G Dominion Minerals Div Riverton Lime & Stone Co. Knox Porcelain Corp. Piney River Va ROBINSON Charles T. G 16204 S. E. Eighth Bellevue Wash Penberthy Instrument Co. 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 F. George SCo. : Robinson Brick & Tile Co.Denver 500 S. Santa Fe Dr. Denver 23 Colo ROBINSON Gilbert C _ XF Box 91 Clemson S. C. Clemson College ROBINSON Louis G. E. Louis G. Robinson Labs ; Box 761 Cincinnati 1 Ohio : ROBINSON McDonald Box 247 Martinez Calif ROBINSON Neal G Co. Robinson Ventilating Zelienople Pa Ltd. ROBINSON Percy Burrill *: Diamond Clay Co. oe" : England Trent - Hartshill ROBINSON Phillip 23 Pymble Ave. ut Pymble N.S.W. Australia an . Gallard & Robinson Pty Ltd. 1 ROBINSON P. W. G a Latchford Glass Co. _ 2, Box 71707 Los Angeles CaCalilf if _ ROBINSON Richard E. RI Manville Zelienople Pa Richard R. SI - ROBINSON 2232 Parkway Blvd. Alliance Ohio Alliance Clay Product Co. _ ROBINSON VENTILATING CO J. L. Henderson Jr. ~ Zelienople Pa ROBINSON W. S ku Robinson Clay Product Co. John RODGER K. L. G. Sparking Plugs Ltd. Putney Vale - _ London S. W. 15 England RODGERS Nisbet P. W _ State Tile Co. Box 169 Lexington N. C. RODMAN Clarence J. E 1315 S. Union Ave. Alliance Ohio ~ Vitri Finish Inc. RODRIGUEZ Alfonso F. G Mexico Vidriera Monterrey S. A. Apartado 162 Monterrey N. L. ; RODRIGUEZ A. R. LI 29 Pine Franklinville N. Y. ~ Hi Div Aerovox Corp. RODRIGUEZ Juan M. Vegas Calle 11 esq 18 Santiago de las La Habana Cuba ; ney - Ceramica Santiago . ROE Lawrence A. G Ill 712 Moffett Rd Lake Bluff International Minerals & . . Chemical Corp. ROE Richard F. W ~ 3462 Roseland Ave. ; Parkersburg W. Va ' A. B. Chance Co. Co. ROTEhaSthcelhdeorn F. Jr. Glass G Mfg * Elmira Y. Westfield ROFF Robert W. M Bell Operations ~~ 433 Birch Pl ; N. J. N. ROFF W. Wallace M ~ 14 Glenside Dr. West Orange Clark J. * Whittaker & Daniels Inc. - ROGATZ Alvin LIDevlopment ; Maida Development Co. - 214 Academy St. Hampton Va . . ROGERS Edwin J. WI Mfg Diamonite Products Shreve Ohio | Co.- Box 1070 65 W. State St. Ohio L. ROBINSON Akron 9 " o> >. ~~ William L Calif 730 E. Garfield Ave. Glendale ROBSON Gladding McBean & Co. : H. L. D L 165 S. Water St. Lewiston N. Y. Olin Mathieson Chemical Corp. ROBSON James T. MFI Allied Engineering Division Ferro Corp. 4150 E. 56th St. ROGERS Edwin L. _ - 1500A King Ave., Columbus . ROGERS Gregory R Calif Box 2046 Los Nietos 7 Ohio .. . on - Pacific Clay Products ROGERS Melvin F. GI . 55 Goff St. Corning Y. Corning Glass Works- - Virgil L. S ROGERS Hebron Hebron Brick Co. D. N. ROGERS William R. R : Cleveland 5 Ohio } ROBSON Thomas D. | ROLKE Lafarge Aluminous Cement Co. Ltd. Carborundum Co. Bristol : Pa HerbertJ. XI Ohio . 693 E. Kossuth 6 Columbus 1 - 73 Brook St. London W. William England ROLLER R ROBSON G. B . Robson Engineering ~*~ ParkCalif Fullerton 20678 Lemay St. C*.anoga ROLLER ROCHA Manuel Nacional ; Laboratorio St. me .o- Ferro Corp. ~ so David 3300 Twilight Dr., ; Magna Products Inc. Eugene L. ( ) Nacional de Engenharia CivilLisboa Avda do Brasil Lisboa Portugal * ROCHE L. C. GF " ; Maryland Glass Corp. 2147 Wicomico Wicomico St. Baltimore ROMANOPasquale West 1212 CavalieFoteMrineral Ln West ci ah ; ali ai ab Boalt hou alli cient Wout ; : iL Fostoria Ohio ROOD Joseph L. G 56 Farnsworth Rd , Rochester 23 N. Y. Bausch & Lomb Optical Co. ROONEY Thomas E. 111 R 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. Sebring Ohio a ROOT W. E. S 131 Mulberry St. Plymouth Ohio j Heath Co. _ ROQUES Rodney A. L 745 James Dr. Richardson Texas Texas Instruments Inc. ROSE Frederick A. W - A. B. Chance Co. Box 830 Parkersburg W. Va ROSE Ralph RI H. K. Porter Co. Inc. Porter Bldg 601 Grant Pittsburgh 19 Pa Refr St. Div ROSENFELS Richard S. R : 1941 Harris Ave. Richland Wash General Electric Co. ROSENTHAL E. K. W : 234 Napoleon St. Playa Del Rey Calif Metlox Mfg Co. ROSENTHAL Ernst . 4 Vincent Ct Seymour Pl London W. 1 England Consultant ei ROSENTHAL J. Jesse LJ 3245 Walnut St. Los Alamos N. M. Los Alamos Scientific Lab ROSENWINKEL George O. R 3N 509 Howard Ave. Elmhurst Ill . North American Refractories Co. fm ROSENZWEIG Herman G a Texglass Inc. Box 164 Decatur Texas ROSICLARE LEAD & FLUORSPAR MINING CO J. Blecheisen Rosiclare Ill 4 ] ROSLUND James A. R Globe Brick Co. Box 765 East Liverpool Ohio ROSS Donald W. RFI 5929A Oakhurst Pl St. Louis 12 Mo. Consultant ROSS Frederick J. Jr. R Carborundum Co. Buffalo Ave. Niagara Falls N. Y. ROSS Howard II E Ohio 7215 Hague Ave. Apt 6 Cleveland 2 Ferro Corp. ROSS Stuart T. B ; Aeronutronic Div Ford Motor Co. Calif . Newport Beach Y. ROSSI Ronald Box 44 Almond N. ; TACONY CRUCIBLE CO A. M. Johnson Robbins & Milnor Sts Philadelphia 35 Pa ROTH Harper D. L , 5534 E. River Rd Grand Island N. Y. e Harper Electric Furnace Corp. sa ROTH Robert S. B - . National Bureau of Standards ' Div 9.3 Washington 25 D. HUE ROTHERMEL Joseph J. G - > Corning Corning Glass Works } ROUDABUSH Henry L. R = General Refractories Co. N. Y. N ** 3201 Fruitland Ave. | me Los Angeles 58 Calif VOL No. 10 1959 H. Inc. Porter Porter eee K. Porter Co. ROUGH R. R. G 2145 Potomac Dr. Toledo Ohio Illinois ROUP Rolland LFI Centralab Div Union Inc. 900 E. Keefe Ave. Milwaukee , Wisc ROUSMANIERE James E Philip Carey Mfg Co. 120 E. 41st St. New York 17 N. Y. 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 K. 8240 S. 114th Seattle 88 Wash ROWLAND Richards A. B Shell Development Co. Box 481 Houston 1 Texas ROWLAND R. W. BFI New Castle Refractories Co. New Castle Pa ROWLANDS Robert R. WI Universal Corp. Box 300 Redlands Calif ROY H. - Indian Ceramic Society Dept. of Ceramics Benares Benares Hindu Univ ROY James W. B India - 135 Smull Ave. West Caldwell N. General Electric Co. . ROY N. Orissa Cement Ltd. 4 Dalhousie Sq E. Calcutta 1 India ROY Rustum B Pennsylvania State University 221 Mineral Sciences Bldg University Park Pa Miller ROYAL CHINA INC B. L. Sebring Ohio ROYAL COPENHAGEN PORCELAIN MANUFACTORY & THE FAIENCE MANUFACTORY ALUMINIA - Erik Lindgren - Smallegade 45 . Copenhagen F. Denmark ROYER Rene _ _ 60 Rue D'Issy Vanves Seine France Ceramique Institut de RUARK A. E. GComision Francaise Atomic Energy Commission Research Div Washington 25 D. C. RUBIN Jack A. BBlvd. 7420 Balboa Blvd. Van Nuys Calif Atomics International RUCKMAN Donald R. ' 4515 21st N. E. Seattle 5 Wash RUDD Richard D. M Carborundum Co. 32 3335 W. 47th St. Chicago 32 III - RUDNESS Robert G. B Linde Co. Div Union Carbide Corp. 1500 Polco St. Indianapolis 24 Ind RUE Charles V. BI - Box 166 R. R. 4 Tiffin Ohio Sterling Grinding Wheel Co. RUECKEL Walter C. RF Koppers Co. Inc. Pittsburgh 19 Pa Koppers RUFFNER Larry J. L Erie Technical Ceramics Div Erie Resistor Corp. Bldg Box 677 State College Pa RUGG Ormund I. G 13615 Ford Meyers Rd Motor Co. Detroit . 27 Mich | Co. RUGH Kenneth A. RCo. Garfield Refrac|tories Y - Bolivar Pa .. ' RUH Edwin R 789 Fruithurst Dr. , __ Pittsburgh 34 Pa *:7 HarbisonRefractories Co. RUIZ Jorge Martin R Amerex Ingenieros S.A. Ixtaccihuatl 6 Insurgentes & Aguascalientes Mexico 11 D. F. RUIZ Raymundo W. E Cia Industrial del Norte S. A. Apartado Postal 226 Saltillo Coah Mexico RUIZ Robert A. R 601 N. Lindell Vandalia Mo. Walsh Refractories Corp. RULON Richard M. E Sylvania Lighting Products Inc. 60 Boston St. Salem Mass - RUSERT Eugene L. 584 Andrews Ave. Kirkwood 22 Mo. RUSHMER Margaret A. Box 1417 Alfred N. Y. RUSHMORE Murray Jr. M Moore & Munger 33 Rector St. New York 6 N. Y. RUSO Felipe B. Galiano 109 Habana Cuba General Glass Equipment RUSOFF Samuel R Co. Basic Incorporated Maple Grove Fostoria Ohio - RUSSELL Donald A. Jr. R. R. 1 Box 140 Annandale Va . RUSSELL Edward B. L Clifton 267 Madison Ave. Silk City Tool & N. J. Machine Works Inc. RUSSELL George A. Jr. R 2 General Refractories Co. 1520 Locust St. Philadelphia Pa EI RUSSELL Howard F. 3118 Woodworth Pl Pottowatomie Hills Hazelcrest Ill * Ingersoll Products Div Warner Corp. RUSSELL Leslie A. G Continental Can Co. Inc. : Hazel Glass Div RUSS70ESLoLuthLeSwti.sWEa.shington Pa 20 Kirk Close Oxford England ; U. K. Atomic Energy Authority RUSSELL Norman Keith RI . 24 Longcorse Ln Paoli Pa Richard C. Remmey Son Co. RUSSELL Paul N. L Hoffman Electronics Corp. - Hoffman Science Center 415 E. Montecito St. - Santa Barbara Calif . RUSSELL Ralston Jr. XFI Ohio State University . Dept. of Ceramic Engineering : 124 W. 17th Ave. Columbus 10 Ohio RUSSELL Robert G. G - R. R. 2 Granville Ohio - OwensCorning Fiberglas Corp. RUSSELL Virginia A. LFiberglas 1437 Comstock Ave. Syracuse 5 Y. General Electric Co. RUSTLESS IRON CO LTD . H. Whitaker Lawkholme Ln * RUTLEDGE Keighley Yorks England Campbell Jr. G Corning Glass Works Corning N. Y. . RYAN Joseph D. G ToTloleeddo Co. Ohio . 3018 Middlesex Dr. ' LibbeyGlass RYAN LarryD. RJ _ 14538 26th N.E. Seattle Wash Boeing AirplaneCo. _ RYCKMAN George E. W oe _ 3289 St. Clair Ave. East Liverpool Ohio RYDERDuncan Instrument Co. Robert J.2 . Bureau of National National Bureau of Standards Div 9.1 Washington 25 D. C. YSHKEWITCH Eugene 322 Van Emburgh Ave R Ridgewood N. J. National Beryllia Corp. S Chalmers Tekniska Hogskola . Gibraltargatan 5J Goteborg Sweden SANDMEYER Karl H. RI 85 Pleasantview Dr. Jamestown N.Y. Carborundum Co. SANDS George Imperial Smelting Corp. SANFORD Avonmouth Bristol England SANFORD BRICK & TILE CO d wawecus A. Fh Ueecou. " 614403 Norton Co. SAXONBURG CERAMICS George H. Aderhold Box 100 Saxonburg Pa Lima SAYAN C. Hector E. Av Brazil 1206 Peru SCALES John B. MI 456 Lynn Dr. Berea Ohio James V. Isenhour Colon N. C. United States Stoneware Co. SSABURIABURI Osamu Kaiden Nagaoka Otokuni Kyoto Japan Co. SACHS Murata Manufacturing Co. Ltd. - SACHS J. H. M -@ . Manufacturers Equipment SANFORD Elbert A. E 375 Oakridge Dr. Rochester 17 N. Y. . Permutit Inc. J. SANGA GI H Arlene Village Millville N. SCALES Ralph B. S R. , Lawton Bluff Gregg Dr. Charleston C. : West Virginia Pulp & Paper Co. ; * SCARPA Edward A. Jr. : Winburn Tile Co. SADA T. C. Wheaton Glass Co. SADA 218 Madeira Ave. Dayton 4 Ohio SANGER A. C. R . 1709 E. Ninth St. Little Rock Ark Patricio E - Pyro Refractories Co. SCHAA Ferdinand A. Jr. W 3 Troqueles y Esmaltes S. A. Box 488 Oak Hill Ohio C.F.I. Corp. Cottage Pl . fp. Apartado Postal 371 ~ i. Monterrey N. Mexico SADLER Arthur G. L SADLER Mines & Technical Surveys Mines Branch 40 Lydia St. i; Ee Ottawa Ont Canada . Thailand XUTO Padermrata oe a... 110 Wireless St. Bangkok SAGINOR &Co. : S. V. B& a Gladding McBean :_ : 2901 Los Feliz Blvd. Electric Philippe ST Los Angeles 39 CalifS. ST PIERRE D. S. B General Co. Research Lab s Metallurgy & Ceramics Div 4: Box 1088 Schenectady N. Y. SALEEBY Edward C. S a. J. C. Steele & Sons Inc. . SALINAS SALINAS Box 951 Statesville C.i SALINAS Mario G ot SAN MIGUEL BREWERY INC A. Abrille 1112 Aviles Manilu Philippines SANT John W. W : Universal Corp. 217 N. Mill St. New Castle Pa SARAKAUSKAS Raymond B -. .. National Carbon Co. Research Labs ' ,. Box 6116 Cleveland 1 Ohio SARGENT Ohio ae Edward C. R ofof +, Zirconium Corp. Solon Ohio America oes SARRAF Edward M. . R . 20001 Laurel Ave.Ohio Rocky River 16 . Ohio ' Harbison Refractories Co. SARVER James F. . MFG Box 263-11 R. R. 1Bellefonte Pa SASAKI GLASS CO LTD Seiichi Tabata '. . Mineola N. Y. . SCHAAL Frank W. W .. + B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa SCHABACKER H. Eric E - Erie Ceramic Arts Co. 3120 W. 22nd St. Erie Pa SCHAEFER ; ' Carl F. WF : 1327 Sheffield Ave. Flint 3 Mich Div A C Spark Plug : Te, eo oo . General Motors Corp. Center SCHAEFER Earl F. G : ; Illinois Technical 1700 N. Westwood Ave. Toledo 7 Ohio -. SCHAEFER Earl F. II : Champaign 102 E. Chalmers Ill Pittsburgh Pa SCHAEFER William H. Jr. R 531 Pasadena Ave. 21 : Crucible Steel Co. of America |. SCHAEFLE Max . E . Montes Carpatos 625 ; Chome Yokokawa Pro Keramik Burglistrasse 12 . Mexico 10 D. F. Mexico - Sumida Tokyo Japan _ + Wallisellen Zurich Switzerland ' .. Vidriera Mexico S.A. . SALISBURY Charles W. G Kimble R. 1 Wayne Ohio H : we Glass Co. |. SALISBURY William R. W Lyndon Rd Fayetteville N. Y. : Onondaga Pottery. Co. SALMANG Herman Plenkershoven 23 * - s: - Maastricht Netherlands SALTMAN Donald W SSAAUUEERREEIISSEENN Pittsburgh 22 Pa .. SAULS MinePriatltLssabkuerglhand Pa SSCCHHAANREFRENAKER R ve C. Fred W . . Sauereisen Cements Co. Sharpsburg Sta Pittsburgh 15. Pa Phil F. L Sauereisen Cements Co.Pitsburgh 1045 N. Canal St. 15 R ~-- SCHAER Robert W. : ~ & Co. .. E. Lavino - -- - 2244 Oliver Bldg SCHAFER C. B. G ; Owens Glass Co. ; Ohio 1701 E. Broadway Toledo 5 * Burton E. B . . Rd J. B. MI _ 1415 New Jersey International Chemical Corp. See & a ; bey Fla . : : Westinghouse Electric Corp.~ ~ Box 1468 Pittsburgh 30 Pa William J. a _ National Steel Corp. Cable ; Po 3434 Monogram Long Beach Calif SAUMS : Douglas Aircraft Inc. SAMMARONE Cable SCHAUSS ; Americo Jr. - ~~ Sammarone S. A. Industria Ceramica 7 : Rua Jose Bonifacio 210 Refractories Y. y~ Sao Paulo Brazil .:2.3-...- SAMMONS Frederick C.R gs General Refractories` Co. Refractories - 3247 Fruitland Ave. ~ ProductsCorp. Los Angeles 58 Calif~ SAMPSON Research Foundation Mahoning { _ J. Leonard G Glass Works* St. General Electric . 403 N. Main SAUSVILLE Co. 4 . Niles Ohio ot -- Quehanna M 3#7 SAMPSON John W. aE Corp. Louisville a. Lindberg Engineering Co. Ave. Box 813 East Longmeadow Mass Seattle Wash Fourth Heights SAMSON . Drakenfeld Co. a. B. A. William G & . ~~ ; . PInac. SCHIFFERLI i. Box 519 Washington | i Dr. Kokomo Donald G. SAMUEL Ind R _ E. Lavino & Co. . . . SANAC SCHLAUDT Box Pa 29 Norristown if 0) SANDERS Clyde A. R .. m-: American Colloid Co Japan SCHLEGEL as 5100 Suffield Ct Skokie Ill : Herbert H.Gatos SANDERSDaves Gatos Glass SCHLEHR . 17926 Ave. Los Calif Harry B & - Anaconda Wire ' Co. Muskegon Mich : = SAUNDERS Alfred C. RI Eckhardt Rd Hamburg N. -* SCHAUSS Ecorse Detroit 29 Mich ; Edward P. G - - SCHAUSS 3846 Corina Way Palo Alto Calif " Kaiser Aircraft & Electronics Div .. Kaiser Industries Corp. ov Electro : & "SEAbrasives Corp. SAUNDERS Hollis S. E Copper - a Phelps Dodge Fort Wayne IndCop er * SAUNDERS R. H. S oe 2 Y. N. SCHEFFER Karl D. R 8 Willow Lane Scotia Co. ~ "28 North American ) SCHELL Donald C. E 6422 W. 28th St. Berwyn Ill . Armour Charleston Clay Products Co. SCHERBNER Paul H. Loe, - SAUSVILL= E Box 349 Charleston 22 W. Va a Joseph W. RQuehana -; Wright SAVANT Ashok S. . 3754 Brooklyn . 5 Fred H. W SAVELL _ Western Talc Co. : me Box 826 Alfred Y. 1 oo SCHIEFFERLE James A. E Pa . 4501 Statton Rd 5 Ky . +.General Electric Co.. SCHIENE Quentin J. R ieee 142 St. Chicago United States Steel Corp.Heights 1901 E. Slauson Ave. . Los Angeles 58 Calif 7 SAVIOLI Francesco __Via Martin Piaggio 13 : ~ Genova Italy oy * SAWAI Ikutaro ; Sue Fe Leo M. Jr. RKokomo 3001 Westmoor 1. Haynes Stellite Co. a KennetLh. S Box 361 Waskom Texas Acme Brick Co. 0, '; Kyoto University Kyoto SAWAMOTO Tsuneo ~ Roland F. _ . Rua Inglaterra 283 Sao Paulo : Asahi Co. W. Raymond GI 2-16 Marunouchi . _ -" Chiyodaku Tokyo Japan SAWYER E. C. W Central Silica OhioCo. iyo: Zanesville : cer ee cepcnle cates: UENO Toraqee AC an ee eh, at smote Racetec Sih cal Voge pimeans ane: SCHLOEMER Hermann Mineralog Institution of Univ SCHRECKENGOST Viktor D 2265 Stillman Rd SCOFF George J. Jr. 832 Brackenridge Ave. Tuebingen Bismarkstr 50 ' } Tuebingen Germany SCHLOTZHAUER Leon R. R R.R. 2 Painted Post N. Y. Corning Glass Works SCHMID Arthur W. G Arthur W. Schmid Co. Cleveland Heights 18 Ohio Salem China Co. SCHREIBER Edward Box 63 Alfred Station N. Y. SCHREIBER Karl L. W El Anfora S. A. Espalda Penitencieria Mexico D. F. Brackenridge Pa SCOTT Murray R. GFI Bausch & Lomb Optical Co. 635 St. Paul St. Rochester 2 N. Y. SCOTT Robert M. RI 4619 Druid Ln Dayton 39 Ohio Norton Co. ; 1414 Investment Bldg 239 Fourth Ave. SCHRICKEL Herman H. Jr. G SCOTT Roger F. GI | SCHMIDT Pittsburgh 22 Pa SCHMIDT Albert J. E : American Porcelain Enamel Co. ; 4 1285 E. Keating Ave. Muskegon Mich 178 E. Pulteney St. Corning N. Y. Corning Glass Works SCHROEDER Fred W. RFI North American Refractories Co. 911 E. Main St. Millville N. J. Armstrong Cork Co. SCOTT William D. One Canyon Rd Berkeley 4 Calif S3 CHMIDT Beuther L. R Research Center Curwensville Pa SCOTT W. J. W Anchor Hocking Glass Corp. SCHROEDER Herbert S. R Western Electric Co. Inc. Lancaster Ohio 6 Conover Ln Red Bank N. J. 2500 Broening Hwy SCHMIDT William G. S Carborundum Co. Baltimore 24 Md Box 187 Burnt Hills N. Y. SCHUCK John F. Jr. LI SCROGER Clifford R. General Electric Co. R. R. 1 Box 134 Orrville Ohio Box 1309 Alfred Y. SCHMUNK Louis W : 70 Dunedin Dr. ~i Toronto 18 Ont Canada : American Standard Products Ltd. te SCHNEIDER LaVoy H. E Pm 5 Maple Ct Hamilton Ohio Ferro Corp. SCHNEIDER Matthew P. Jr. S anes St. Joe Brick Works Inc. Box 698 Slidell La amet : SCHNEIDER Richard R. Harbison Refractories Co. A 1800 Farmers Bank Bldg Pittsburgh 22 Pa } SCHNEIDER Samuel J. Jr. RI ' . National Bureau of Standards 4 Industrial Bldg Rm 1611 Washington 25 D. C. + 5 SCHOENINGER Irvin W. : 5250 N. Shoreland Ave. LI Milwaukee 17 Wisc Centralab Div Union Inc. SCHOENLAUB Robert A. B ; Alite Div U. S. Stoneware Co. SCHUENZEL Ernest C. L Cavo Dr. Poughkeepsie N. Y. International Business Machines Corp. SCHULHOF Andres Lozadur Grandes Fabricas Argentinas de Ceramica S. A. Boulogne F.C.N.G.B. Buenos Aires Argentina SCHULITZ C. Frederick 19 Bennett St. Hornell N. Y. SCHULTZ Donald G. S 3119 Woodworth Hazelcrest Ill Chicago Brick Co. SCHULTZ James B. W 1321 E. Robinson St. North Tonawanda N. Y. National Gypsum Co. SCHULTZ John Jr. EI General Electric Co. Metallurgy & Ceramics Lab Appliance Park Bldg 5 Rm 249 Louisville Ky SCRUGGS David M. BJ 735 Greenview Ave. South Bend 19 Ind Bendix Products Div SCUDERI Thomas G. G National Bureau of Standards Div 9.2 Washington 25 D. C. SEABRIGHT Clarence A. M 17541 Daleview Dr. Lakewood 7 Ohio Harshaw Chemical Co. SEABRIGHT Edward C. E 6107 W. Mill Rd Flourtown Pa Philco Corp. SEADER Edward D 4511 N. Broad St. Philadelphia Pa Bucks County Pottery SEANOR J. G. S 2712 W. Tuscarawas St. Canton 8 Ohio Bonnot Co. SEARCY Alan W. B Dept. of Mineral Technology University of California Berkeley 4 Calif Harrop Ceramic Service Co. Box 5338 Shepard Sta eet Columbus 19 Ohio SCHOEPPEL Norman RI SCHULZ David A. 2535 Le Conte Berkeley 9 SCHUMACHER William G. B 122 Chandler Lane Calif SEARLE Alfred B. 62 Moorcliffe Skircoat Moor Rd Halifax England Consultant : 10 Elm Tree Dr. Mexico Mo. 7? A. P. Green Fire Brick Co. 3 SCHOFIELD H. Zane RFI 4 Koppers Co. Inc. Box 128 Verona Pa Hoffman Estates 2 Roselle Ill National Cylinder Gas Co. SCHURECHT H. G. WFI o John Harris 3921 Seventh St. S. SEARSON Leslie James Oakes & Co. Riddings Ltd. Jacksdale Notts England SEASE John D. 954 Princeton St. Columbia C. SCHOLES Addison B. G St. Petersburg 5 Fla SEATON Max Y. RF i Cersolsun Research Corp. 3 Certified Bldg Warren Pa SCHURTZ D. D. GF Schurtz Co. Manchester Depot Vt Food Machinery & Chemical Corp. SCHOLES S. R. Honorary GFI 301-303 Lincoln Ave. SEBRING George F. W Box 752 Alfred N. Y. Lancaster Ohio Paper Makers Importing Co. Inc. Consultant SCHWAB Leon B. R 44 S. Second St. Easton Pa 3 : SCHOLS Leon V. F. M. 214 E. Home St. Vandalia Mo. SECKMAN Harry D. WI | Harbison | : St. Lambertuslaan 4a Refractories Co. 4229 W. Reichert Pl Maastricht Holland SCHWARTZ Bernard BI Milwaukee 9 Wisc | Matthey 13 Everet Dr. Somerville N. J. Square D Co. | SCHOLTS Raymond C. R Radio Corp. of America SECOR Robert B. B SCHWARTZ Jerome W. W Shenango Refractories Inc. Sascha Brastoff Products Inc. Filtrol Corp. Box 120 New Castle Pa 3250 E. Washington Blvd. i. ' 11520 W. Olympic Blvd. ote SCHOONOVER I. C. B Los Angeles 64 Calif Vernon 23 Calif National Bureau of Standards SCHWARTZ M. A. BI SECORD Robert N. W Washington 25 D. C. Aeronutronic Div Ford Motor Co. Godfrey L. Cabot Inc. SCHOTSMAN J. Newport Beach Calif Research & Development Dept. Kruisstraat 31 Dieren Netherlands SCHWARTZ Morton 38 Memorial Dr. Cambridge 42 Mass # N. V. Enamel Works de Yssel 26 Lee St. Bldg # Apt SECRIST Duane R. I SCHOTT Charles E. 3039 Bellwood Ct Apt 3 Columbus 9 Ohio Nixon N. J. SCHWARTZWALDER Karl LFI A C Spark Plug Div 2486 Weston Ave. Niagara Falls N. Y. SEDENKA Anthony L - SCHOTTLAND A. H. G General Motors Corp. 1086 Magnolia Dr. Washington Pa . Standard Bent Glass Co. Butler Pa Flint 2 Mich B. F. Drakenfeld & Co. Inc. SCHOTTS Walter H. MFI : 23 E. Southington Ave. Worthington Ohio Harrop Ceramic Service Co. SCHRADER David M. RI _ 429 W. Third St. Salem Ohio SCHWEICKHARDT William K. R Walsh Refractories Corp. 101 Ferry St. St. Louis 7 Mo. SCHWEITZER Howard V. M 540 Lido Dr. Fort Lauderdale Fla Schweitzer Equipment Co. SEELEY Clarence E. G 1354 Grandstaff Ave. Lancaster Ohio Anchor Hocking Glass Corp. SEELEY E. L. W 800 Lotus Ave. Chester W. Va Harker Pottery Co. | ; $A DRL. an mad Kaiser Aluminum & Chemical Corp. SCHRECKENGOST Don DF 52617 St. Clair Ave. Homer i East Liverpool Ohio j Laughlin China Co. s SCHWENKLER Edward P. 979 Grove St. Elmira N. Y. SCHWIETE Ernst Institut fur Gesteinshuttenkunde Mauerstrasse 5 Aachen Germany SEETS Dewaine Champaign 59 E. Springfield Ill SEGALL LouiHs. L 21 Delaware St. Sidney N. Y. Bendix Aviation Corp. > VOL 38 No. 10 1959 611 nied te 4 E~ELR E~ ELECR. G. M American Gas Assn 420 Lexington Ave. SHAND Rodger L. E 230 Woodale Rd SHEAROUSE Lee A. W 326 Highland Ave. Wadsworth Ohio . New York 17 N. Y. Oakville Ont Canada Ohio Brass Co. EGER William A. G : Buck Glass Co. Inc. -4 841 E. Fort Ave. Baltimore 30 Md SEIDEL Joseph E Canada Ferro Enamels Ltd. Rockford SHANDS Everett H. E 1930 Harlem Blvd. Ill O. Hommel Co. SHEEHAN Robert W. LI Box 38 Saxonburg Pa Du Ceramics Co. SHEETS Herbert D. RI . 392 Princeton Dr. Pittsburgh 35 Pa SHANER Frank C. Jr. R 2245 Coventry Rd Columbus 21 Ohio ; Westinghouse Electric Corp. A. P. Green Fire Brick Co. of Ohio Battelle Memorial Institute SEIPEL Robert B. G | Blue Ridge Glass Div American Gobain Corp. . 4 Kingsport Tenn SEITZ Wolfram G : Glass Containers Corp. Fourth & O Sts Antioch Calif SEKERAS William G. . 120 Mill St. Ext Tarentum Pa SELLERS George A. R ere) 315 E. Crescent Ave. Elmhurst Ill * Plibrico Co. 4 SELLERS John T. RI 52 Broadway Jackson Ohio 7 Durex Refractories Co. SELSING Jorgen B iy .294 Lake Front Dr. Akron 19 Ohio 3 Ohio Brass Co. SELTZ L. O. G 4 Ford Motor Co. Box 1355 : Nashville Tenn SEMMELMAN John O. WI Dentists Supply Co. of New York . 500 W. College Ave. York Pa SEMPLE John a Metal Porcelains Ltd. Cornwall Rd 3 Smethwick 40 Staffs England 8 SEMPLE William A. R Aluminum Co. of Canada Ltd. 4 General Technical Dept. Smelter Div 1700 Sun Life Bldg Montreal Que Canada 4 SENK Johann Vienna XVII Dornbacherstr 29 Austria Radiofabrik Porzellanfabrik Frauenthal Figer & Co. 4 SEPHTON H. J. G 3 Dominion Glass Co. Ltd. Hayden cae Chapple St. Hamilton Ont Canada SETCHEL Merritt G ficbeig 105 Tenth St. Streator III Illinois 803 Third St. S. E. Canton 2 Ohio SHANER Herbert J. R Ramtite Co. 2563 W. 18th St. Chicago 8 Ill SHANK Charles H. S 29 Sylvan Rd Pittsburgh 21 Pa Dwight B. Hendryx & Assoc SHANKS Douglas Glasgow Shanks & Co. Ltd. Victorian Pottery Barrhead Near Scotland SHANNON Robert D. University of Illinois Dept. of Ceramic Engineering Urbana Ill SHAPIRO Howard BI 222 E. 56th St. New York 22 N. Y. Sylvania Corning Nuclear Corp. SHAPLAND James T. R 2513 Collins Rd Pittsburgh 35 Pa United States Steel Corp. SHARDLOW L. Russel LI Radio Corp. of America Somerville N. J. SHARF John M. G Armstrong Cork Co. Research & Development Center Lancaster Pa 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. Corning N. Y. Corning Glass Works SHAW Anthony E. S Natco Corp. 327 Fifth Ave. Pittsburgh 22 Pa SHAW Charles T. Jr. E 5461 Stumpf Rd Apt 301 Parma Ohio Ferro Corp. SHEETS Vernal L. B 254 Morgan Blvd. Valparaiso Ind Chicago Wheel & Mfg Co. SHEHEEN Alexander S Standard Oil Co. Indiana Engineering Res Dept. 2400 New York Ave. Whiting Ind SHELDON John L. G 179 Dodge Ave. Corning Corning Glass Works SHELDON R. S. E 2215 Wilson Ct St. Joseph N. Y. Mich Whirlpool Corp. SHELL Haskiel R. B U. S. Bureau of Mines Electrotechnical Experiment Sta Norris Tenn SHELTON Philo S. Jr. G 130 Burr St. Fairfield Conn Zell Products Corp. SHENANDOAH SILICA CO INC Herreld D. Thropp 190 W. State St. Trenton 8 N. J. SHENANGO CHINA INC Geo B. Zahniser Box 120 New Castle Pa SHEPHERD John F. WI Shepherd Chemical Co. 2803 Highland Ave. Norwood Cincinnati 12 Ohio SHEPHERD John M. EJ Shepherd Chemical Co. 2803 Highland Ave. Norwood 12 Ohio SHERRILL Ernest M Westwood Ceramic Supply Co. 610 Venice Blvd. Venice Calif Robert SHERRILL R. EI 7003 N. Vista St. San Gabriel Calif Bulwark Corp. SHERWOOD Melvin D. 130 Park Joplin Mo. SHERWOOD Robert F. WFI 8080 S. W. 67th Ave. Miami 43 Fla daueal SEVERIN Harold E 2317 Wright Ave. Pinole Calif American Radiator & vincdleias Standard Sanitary Corp. SEVERIN t? NormaWn. a Box 903 Alfred N. Y. SHAW Clarence F. WI R. R. 1 Trevor Wisc Pickard Inc. SHAW Myril C. MFI 563 Gates St. Philadelphia 28 Pa Asbestos Textile Institute SHEVLIN Thomas S. RFI Engineering Experiment Sta Ohio State University 156 W. 19th Ave. Columbus 10 Ohio SHIFF Tom R Villa Ridge Addition R. R. 2 - SEVERSIKE Carroll L. W : 23 Race St. Frenchtown N. J. SHAW Norman E. R Kaiser Aluminum & Chemical Sales Inc. Godfrey Ill Refr Div H. K. Porter Co. a Frenchtown Porcelain Co. Three Gateway Center SHIGLEY Donald G. E i SEWELL Dave W. S 3 Pomona Terra Cotta Co. Pittsburgh 22 Pa SHAW Robert R. Whirlpool Corp. Hwy 41 N. Evansville Ind i Pomona N. C. University of Washington SHIKUMA David K. SEYBERT Earl K. R ee Milnor Roberts Hall Seattle 5 Wash 14 Cutter Dr. Watsonville Calif : Davison Chemical Co. SHAW Ronald H. S SHILLINGTON George E. Div W. R. Grace & Co. L. E. Shaw Ltd. Box 996 1908 Chaucer Dr. Apt C 101 N. Charles St. Baltimore 3 Md : Halifax Nova Scotia Canada Cincinnati 37 Ohio .SEYMOUR Samuel L. G SHAW Ronald R. SJ SHIMADA Hachiro 26 Crystal Dr. Oakmont Pa L. E. Shaw Ltd. Shimada Glass Laboratory Ltd. : Pittsburgh Plate Glass Co. New Glasgow N. S. Canada No. 2867 Chome Sanno SHAFFER E. F. G SHAWNEE POTTERY CO Ota Tokyo Japan : Ohio Power Co. A. E. Lepper SHIMADA Kuro : 65 E. Main Newark Ohio ; SHAFFER Paul C. G 2200 Linden Ave. Zanesville Ohio Toyo Glass Co. Ltd. : 85 Chapel St. Seneca Falls N. Y. SHAYLER Lewis E. G No. 47 Chome j Sylvania Electric Products Inc. 309 Latona Rd Rochester 15 N. Y. Fukushimaku Osaka Japan SHAFFER Peter T. B. B Bausch & Lomb Optical Co. SHIMER J. B. GI Carborundum Co. Buffalo Ave. SHAYNA Michael S 142 Friar Tuck Hill Niagara Falls N. Y. 50 S. Railway St. W. Sherwood Forest Md be 3 SHAH Chunilal P. Swift Current Sask Canada Lowrey Glass Co. Bombay Potteries & Tiles Ltd. Western Clay Products Ltd. SHIMMAN Norman C. W ed { Pipe Rd Kurla Bombay 37 SHEARER Walter L. R 2348 Ventura Dr. R. R. 1 India ">? SHALEK Peter R Bartley Crucible & Refractories Inc. _ Walled Lake Mich Wolf D. Springs 3910 Rd Western Ill 2 National Argonne Lab 15 Muirhead Ave. Box 358 Trenton 3 N. J. Champion Spark Plug Co. SHINN Roy E. G SHAND Errol B. GF @ 4 155 Reynolds Ave. Corning N. SHEARER Wayne B. R 233 W. Logan Ave. State College Pa Continental Can Co. Inc. Hazel Glass Div 4 Consultant Wright Corp. R. R. 2 Box 170 Canonsburg Pa VOL 38 No. 10 1959 613 SHIPE Paul J. R SIEBER Karl E. G SIMPSON Alexander J. L Moraine Prod Div 3975 Maynew Dr. Melody Lake Box 560 R. R. 3 ' General Motors Corp. Zanesville Ohio Menomonee Falls Wisc 1420 Wisconsin Blvd. Dayton 1 Ohio Continental Can Co. Inc. Union Inc. | SHIPLEY Linden E. W : 155 E. Torrence Rd Columbus 14 Ohio SIEFERT A. C. GF Corning Fiberglas Corp. SIMPSON Dillon S Statesville Brick Co. Box 471 { Orton Ceramic Foundation SHIPLEY R. A. S Newark Ohio SIEGRIST Paul F. L Statesville N. SIMPSON Frederick H. R Natco Corp. 327 Fifth Ave. Hamel Ave. Williamstown Mass 20003 Third Pl S. W. | Pittsburgh 22 Pa Sprague Electric Co. Seattle 66 Wash od SHIPPY Gordon D. E SIEKMANN John F. R Boeing Airplane Co. Co. of America SIMPSON Harold E. GFI Aluminum weg 3700 N. 60th St. Milwaukee 16 Wisc 520 N. Michigan Ave. Chicago 11 III State University of New York F A. O. Smith Corp. W SIERACKI Richard A. College of Ceramics Alfred N. Y. i SHIVELY Robert R. Jr. G 1608 Alston Rd Towson 4 Md 106 Rosedale Dr. SIMPSON John A. S Cheektowaga 25 N. Y. F. B. McFarren Ltd. Mathieson Corp. i Olin Chemical Buffalo China Inc. Streetsville Ont Canada | SHOEMAKER George W. S SIEVERT Guilio E. R SIMPSON Joseph A. S | Arketex Ceramic Corp. 6 N. Walnut St. 833 Oregon Ave. San Mateo Calif oe 2303 Carlton Stockton Calif 1 - Brazil Ind Reine ! SHOFFNER James E. Jr. G 5033 February St. Gladding McBean & Co. SIGWART Harry J. G 732 Beechurst Ave. Pacific Clay Products SINCLAIR Robert R. RI 510 S. Osage Ave. Inglewood Calif Mewes San Diego 10 Calif Morgantown W. Va Pyro Engineering Co. eee Convair Seneca Glass Co. SINCLAIR W. Robert B |ns SHONEBARGER F. J. G SIKES James W. W Bell Telephone Labs area eore Poche General Electric Co. Glass Technology Lab 1133 E. 152nd St. Cleveland 10 Ohio Florida Tile Industries Inc. Box 451 608 Prospect St. Lakeland Fla SIKES Leon R. Jr. W Murray Hill N. J. SINGLETON Eric Oughtibridge Silica Firebrick Co. Pen : SHONKWILER Francis P. RI 2720 Easton Terrace Lakeland Fla Steetley Worksop England 2516 Milford Dr. Bethel Park Pa Florida Tile Industries Inc. SISKA Albert H. EI Speen Harbison Refractories Co. SILK Karl 822 Ellis St. Ashland Ohio SHOOK Thurston W. M Messrs Jury Holloware Ltd. Ferro Corp. 2569 McVey Blvd. W. Brierley Hill Staffs England SISSONS Gordon H. S Worthington Ohio SILVERBERG Carl G. R 320 First St. Harrop Ceramic Service Co. Willard Rd Sturbridge Mass Medicine Hat Alta Canada SHOOK William B. XI 98 Brevoort Rd Columbus 14 Ohio Ohio State University Engineering Exp Station * SHOOT Lyle E. L : 1882 Park Forest Ave. American Optical Co. SILVERMAN Alexander GFI University of Pittsburgh 2930 Cathedral of Learning Pittsburgh 13 Pa SILVERMAN William B. GFI Medicine Hat Brick & Tile Co. Ltd. SIXT Lawrence F. W Box 443 East Liverpool Ohio New Castle Refractories Co. SKELLY John C. W Trenton Potteries Co. Div Crane Co. State College Pa Erie Technical Ceramics H Div Erie Resistor Corp. !+ SHOPHER SterlinDg. RI 4 1313 Pollock Rd Mexico Mo. Mexico Refractories Co. ; * SHORT Thomas N. 107 W. Curtiss St. Stryker Ohio + SHORTER A. J. 6 Bonnybridge Silica & Fireclay Co. Ltd. adel Bonnybridge Stirling Scotland wen| SHORTRIDGE William F. S | Pacific Clay Products witch 9500 S. Norwalk Blvd. - Los Nietos Calif . SHREMP Raymond M. RI * od 227 S. Clay St. Zelienople Pa Lava Refractories Co. . SHUKLE Archie A. R ar G1459 Schafer Dr. Flint Mich aot A C Spark Plug Div General Motors Corp. SHULER Billy F. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio - SHULHOF William P. B 2181 W. Maple Ave. Flint 7 Mich A C Spark Plug Div General Motors Corp. ct SHULZE Charles E. BI 796 Westbrook Dr. be North Tonawanda N. Y. ee Carborundum Co. aad - SHUMAN Albert G tie . Polarizing Instrument Co. Illinois Technical Center 1700 N. Westwood Ave Toledo 1 Ohio SILVERNAIL Walter L. B Lindsay Chemical Co. Box 276 West Chicago Ill SILVIS Bruce V. M Harris Clay Co. Spruce Pine N. C. SIMAVILLA Juan M. Cristalerias Rigolleau S. A. Berazategui F.C.N.G.R. Buenos Aires Argentina SIMCOCK J. H. 6 Lovatt Ave. Milehouse Newcastle Stafford England SIMISON A. L. GI Corning Toledo Ohio Fiberglas Corp. SIMMEN Fred G. W 423 W. Sixth St. East Liverpool Ohio Hall China Co. - SIMMINGSKOLD Bo Glasinstitutet i Vaxjo Smedjegatan 3 Vaxjo Sweden SIMMONS E. E. Jr. L 455 S. Oakland Ave. Pasadena 5 Calif Consultant SIMMONS George A. Jr. G . Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa SIMMONS Thomas S. B Argyle House Smyrna Ga Lockheed Aircraft Corp. SIMMONS Wilbur C. . 5578 Gross Dr. Dayton 31 Ohio 311 N. Clinton Ave. Trenton N. J. SKEOCH James K. M Southern California Minerals Co. 320 S. Mission Rd Los Angeles 33 Calif SKEOCH Thomas A. X 832 Enchanted Way Pacific Palisades Calif Southern California Minerals Co. SKEOCH Walter K. M Southern California Minerals Co. 320 S. Mission Rd Los Angeles 33 Calif SKINNER Kenneth G. WI 4223 First St. S. E. Apt 203 Chesapeake Gardens Washington 20 D. C. Naval Research Laboratory SKINNER Roger D. G Riverton Lime & Stone Co. Riverton Va SKLAREW Samuel R 14829 Wyandotte St. Van Nuys Calif Marquardt Corp. SKOGEN 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. Thompson Fiber Glass Co. 1733 Cordova St. Los Angeles 7 Calif SKWARLO Edward G 706 S. Ioka Mount Prospect Ill Irvington New York N. Y. Richard E. RJ SICKER 295 Ave. Kenmore 23 N. Y. Wendel Great Lakes Carbon Corp. SIDDALL Mark B. BJ Westinghouse Electric Corp. 7325 Penn Ave. Pittsburgh 8 Pa SIDHWA Miss Almitra P. Massachusetts Ave. Cambridge Cambridge 39 Mass SIDWELL John L. M Box 7 East Palestine Ohio H. C. Spinks Clay Co. Inc. SIMON A. G. W 8530 Wentworth St. Sunland Gladding McBean & Co. Calif SIMONS T. Mitchell Jr. WI 213 Bandy Ave. Apt 14 West Covina Calif L. H. Butcher Co. SIMONSEN Victor G. Ceramica Sao Caetano S. A. Caixa Postal 278 Sao Paulo Brazil SIMONSON Robert B. B Harvey Aluminum Co. 190th & Western Torrance Calif Vacuum Ceramics Inc. SLAUGHTER James A. G Pittsburgh Plate Glass Co. Box 15 Crystal City Mo. SLAUGHTER John I. B Corning Glass Works Ceramic Research Lab Corning N. Y. ; SLAYTER Games GF Corning Fiberglas Corp. Box 415 Granville Ohio SLICK E. E. Jr. R Haws Refractories Co. 407 Main St. Johnstown Pa VOL 38 No. 10 1959 615 ae ae Sane er: eo. Nie } ne Ye et SLIFER Rodney F. R North American Refractories Co. 50 Church St. New York 7 N. Y. SLOBAoNx Allan 2169 P. Jr. Clemson C. SLOAN Clarence T. Jr. G ; Continental Can Inc. Co. Hazel Glass Div : 70 South St. Washington Pa SLONAKER John F. RJ } Findlay Clay Products Co. j . Box 517 Washington Pa SLUSS Olen R. W 715 S. Chapel St. Louisville Ohio SLYH John A. BFI 4 American Encaustic Tiling Co. Inc. 3 1000 N. Cannon Ave. Lansdale Pa - SMALL Carlton F. Jr. R 833 Harris Dr. Schenectady 9 N. Y. ; General Electric Co. SMALLEY A. K. R 3 Battelle Memorial Institute i 505 King Ave. Columbus 1 Ohio. SMALLEY Howard F. EI Baltimore i Pemco Corp. Research Div 4} 5601 Eastern Ave. 24 SMELT J. A. M. Md i Bibliotheekcentrale N. V. Philips Gloeilampenfabrieken ; Eindhoven Holland SMID Robert J. Fox Tile Distributors 3 5908 Cermak Rd Cicero 50 Ill SMILEY William D. B - Tempress Research Co. Inc. 1036 Evelyn Ave. Sunnyvale Calif SMITH Adrian F. G , 86 E. Third St. Corning N. Y. ; Corning Glass Works SMITH Alden J. W : R. R. 1 Carey Ohio Porcelain Products Inc. SMITH A. O. CORP W. A. Deringer = 3533 N. 27th St. Milwaukee 1 Wisc SMITH Arnold N. = Pilkington's Tiles Ltd. ii Clifton Junction Manchester England SMITH Baynard R. L 4. Mitronics Inc. + 1290 Central Ave. Hillside N. J. SMITH CharlesA. RFI ; Mexico Refractories Co. ; Div Kaiser Aluminum & Chemical Corp. =. Better Refractories Bldg Mexico Mo. SMITH Dennis M. : Box 281 Alfred N. - .- SMITH Dudley C. G , Oakdale Dr. Millville N. J. Kimble Glass Co. SMITH Earl R. G Pittsburgh Plate Glass Glass Research Center Co. Box 11472 Pittsburgh 38 Pa SMITH Gail G Corning Glass Works - Eugene C. Sullivan Labs . Corning N. Y. SMITH George W. Box 3288 Georgia Tech Station Atlanta 13 Ga . SMITH G. Sherwood L Wright Corp. Santa Barbara Div 6767 Hollister Ave. Goleta Calif - SMITH Harlan D. RI Wellsville Fire Brick Co. Wellsville Mo. .. SMITH Harry W. L 3608 Gleason Dr. Chattanooga Tenn Ceramics Inc. SMITH Hillard A. WI : 28 Buchanan Rd Metuchen N. J. Rheem Manufacturing Co. SMITH Howard J. L . Godwin Ave. East Paterson N. J. Titanium Alloy Mfg Div VOL National Lead Co. VOL 38 No. 10 1959 t SMITH H. Russell M Box 757 East Liverpool Ohio Croxall Chemical & Supply Co. SMITH James United Fireclay Products Ltd. 140 W. George St. Glasgow C. 2. Scotland SMITH John Jacob G 1404 Pacific Ave. Natrona Heights Pa Pittsburgh Plate Glass Co. SMITH J. Ryan W Fairfacts Co. Fairfacts St. Trenton 8 N. J. SMITH J. Talbot M 217 Elm Ave. Morrisville Pa United Clay Mines Corp. SMITH Kenneth E. DFI American Art Clay Co. 4717 W. 16th St. Indianapolis 44 Ind SMITH Kenneth M. RI United States Dept. of Interior Bureau of Mines College Park Md SMITH Leland SI Box 294 Darlington Beaver Co. Pa Central Commercial Co. SMITH Loran F. W O. Hommel Co. 4747 E. 49th St. Los Angeles Calif SMITH Peter W. L 1495 Kings Lane Palo Alto Calif Western Gold & Platinum Co. SMITH Richard D. EI _ 3332 Sutton Rd Cleveland 20 Ohio Ferro Corp. SMITH Richard M. R 215 Seneca St. Corning N. Y. Corning Glass Works SMITH R. K. RFI 149 Reynolds Ave. Corning N. Y. Corning Glass Works SMITH Robert G. L 18 Quaker Rd Short Hills N. J. Whittaker Clark & Daniels Inc. SMITH Rowland D. G 12 Woodlawn Ave. Corning N. Y. Corning Glass Works SMITH R. Thomas 1309 E. Promenade Mexico Mo. SMITH Sidney L. I 16 Munson St. Le Roy N. Y. SMITH & STONE LTD B. L. Matthews Georgetown Ont Canada SMITH William E. G 5030 Janet Sylvania Ohio Owens SMITH William L. M Georgia Marble Co. Calcium Products Div Tate Ga SMITH William R. W 3 Main St. Le Roy N. Y. Lapp Insulator Co. Inc . MILLER Jorge Casilla 162 Cristalerias de Chile S. A. Santiago Chile SMITS Peter J. G. Metzen y Cia Misiones 1536 Montevideo Uruguay * SMOAK J. Fletcher Jr. XJ 1214 Daly St. Columbia S. C. Babcock & Wilcox Co. SMOCK Alden W. G 505 Green Acres Dr. N. W. Huntsville Ala Army Ballistic Missile Agency SMOKE Edward J. WF 11 Edgewood Rd Metuchen N. J. Rutgers The State University School of Ceramics SMOOT Jack M. DI Dogwood Ceramics 3901 Buford Hwy N. E. Atlanta 6 Ga SMOTHERS W. J. BF * Ohio Brass Co. Barberton Ohio Walk Rady Adee Rutgers The State University School of Ceramics New Brunswick N. J. SNAJDR Edward A. Jr. 647 N. Kansas St. Edwardsville Ill SNELL RicharGd. G 7700 Waverly St. Pittsburgh 21 Pa Westinghouse Electric Corp. SNIDER Carl A. Jr. G 18814 E. Tudor St. Covina Calif Kaiser Aluminum & Chemical Corp. SNIDER Stuart M. S 325 Club Dr. Salisbury N. C. Taylor Clay Products Co. SNODDY John H. W : Gladding McBean & Co. 2901 Los Feliz Blvd. Los Angeles 39 Calif SNOW L. James S Mifflinville Pa Alliance Clay Products Co. SNOW Richard R. GJ Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio SNOW Roland 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. BJ 1083 Laurel St. Apt A Menlo Park Calif Stanford Research Institute SOCIETE FRANCAISE DE CERAMIQUE Pol Paquin Service de Documentation 23 rue de Cronstadt Paris XV France SOCIETA ITALIANA REFRATTARI MARGHERA AZIONARIA Domenico Giacomelli Via Industrie 52 Casella Postale 308 Marghera Venice Italy SOCIETY OF GLASS TECHNOLOGY > Douglas R. W. Thornton 20 Hallam Gate Rd Sheffield 10 Yorks England SOCONY MOBIL OIL CO INC W. B. Stevens 150 E. 42nd St. New York 17 N. Y. SODERSTRUM William K. SI 374 Davis Rd Batavia Ill Structural Clay Products Research Foundation 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 & Abrasives Corp. SOLVAY PROCESS DIV ALLIED CHEMICAL CORP Librarian Box 271 Syracuse 1 N. Y. SOMANY O. M. Hindusthan National Glass Mfg Co. Ltd. 2 Wellesley Pl Calcutta 1India SOMERS WillforMd. W 94 Summit St. Tiffin Ohio American SOMIYA Shigeyuki 274 Seijo Setagaya Tokyo Japan SOMMER Alfred L 110 Howard Dr. Bergenfield N. J. Kearfott Co. SOMMERVILLE J. L. GI 338 Wood St. Clarion Pa Illinois SONTZ Arthur RI 8054 S. Crandon Ave. Chicago 17 Ill United States Steel Corp. 617 ills jest om ght ive SOOD S. P. * 1426 Jeffras Ave. Apt 2 Marion Ind J SOPP Albert L. Jr. E 144 Kenmont Ave. New Kensington Pa : Aluminum Co. of America SORRELL Charles A. B Box 111 Savoy Ill BFI . University of Illinois SOSMAN Robert B. Honorary Rutgers The State University School of Ceramics . New Brunswick N. . SOUCEK Edward M. BJ 215 Third St. Radford Va Hercules Powder Co. SOUTH Furman Jr. R Lava Refractories Co. First National Bank Bldg Pittsburgh 22 Pa SOUTHERN LIGHTWEIGHT AGGREGATE CORP A. Floyd Old Box 9138 Richmond 27 Va . SOWERS Robert M. G 8 Edgerton Ln Dearborn Mich Ford Motor Co. SOWMAN Harold G. R Minnesota Mining & Mfg Central Res Lab Co. 2301 Hudson Ave. St. Paul 6 Minn SOXMAN Edwin J. I Box 117 Alfred N. Y. SPACHMAN James J. 1422 Cuyler Ave. Berwyn Ill - SPAIN Elmer S Brick & Clay Record 5 S. Wabash Ave. Chicago 3 Ill SPAIN Richard W. G 2315 Drummond Rd Toledo Ohio Illinois SPANGENBERG William C. MI 577 W. Ferry St. Buffalo 22 N. Y. Titanium Alloy Mfg Div . National Lead Co. SPANOUDIS Louis G : Kimble Glass Co. 1700 N. Westwood Ave. Toledo 7 Ohio - SPARROW Paul F. R 2447 Old Washington Rd Bridgeville Pa Norton Co. - SPECKER Marvin H. 4488 Chestnut Ct Seattle 8 Wash SPEIL Sidney GI Manville Research Center : Manville N. J. SPENCE C. F. E 1005 Hartford St. Worthington Ohio Chicago Vitreous Corp. SPENCE Harold I. W 1035 N. Edinburgh Ave. Apt 11 Los Angeles 46 Calif Frank Mayer International Inc. SPENCER Charles D. GF 2113 Taylor Rd Cleveland 12 Ohio Lamp Dept General Electric Co. SPENCER G. H. EFI - Pemco Corp. 5601 Eastern Ave. Baltimore 24 Md SPENGLER H. H. G General Electric Co. Lamp Div Glass Technology Lab 1133 E. 152nd St. Cleveland 10 Ohio SPINKS H. C. CLAY CO INC R. B. Carothers Box 829 Paris Tenn SPINNER Sam G National Bureau of Standards Engineering Ceramics Section Washington 25 D. SPIRA Robert S. G 12 Summit Lane Berkeley 8 Calif Spira Glass SPIRES #. Stephen T. RI North American Refractories Co. ee Mt. Union Pa SPIRKO211104 J. SPIRKO Edward RJ Ave. B Chicago 17 Ill ~ United States Steel Corp. VOL 38 No. 10 1959 SPLANN Mary Theresa L Corning Glass Works Corning N. Y. SPOERRY Henry J. Schmidheiny & Co. Ltd. Heerbrugg St.G. Switzerland SPORE William D. W Midway Lane East Liverpool Ohio Shenango China Inc. SPRIGGS Richard M. B 9146 Briarwood Rd Northfield Ohio Ferro Corp. SPRING Kenneth L. G 1982 Ashland Way San Jose 30 Calif Sylvania Electric Products Inc. SPROAT Ira E. WFI R. T. Vanderbilt Co. 230 Park Ave. New York 17 N. Y. SPROUL James D. Jr. Box 924 Alfred N. Y. SPROULE Richard T. RJ 5327 Henderson St. Apt 231 Seattle 18 Wash Boeing Airplane Co. SPURCK Richard F. L Hanford Ln Wilton Conn Machlett Laboratories SPYUT Albert B. G Raytheon Co. 55 Chapel St. Newton Mass SQUIER Charles A. R Illinois 1700 N. Westwood Ave. Toledo 7 Ohio STAATLICHE PORZELLAN- MANUFAKTUR BERLIN Gerhard Muller Wegelystrasse 1 1 Berlin NW 87 Germany STAATS Henry N. E Crete Inc. 6306 N. Cicero Ave. Chicago 46 Ill STABLEIN Paul F. Jr. B 217 Pleasant St. Joliet Ill Argonne National Lab STACH Otto R. R 107 Lewis Lane Fair Haven N. J. Carborundum Co. STADDEN Thomas B. W 20253 Lorain Rd Apt 101 Fairview Park 26 Ohio Metal & Thermit Corp. STADLER Leo E. G 1057 Plymouth St. Windsor Conn Emhart Mfg Co. STAFFICKER Charles F. G 506 Grandview Ave. Vineland N. J. _ Illinois STAFFORD W. L. RFI Manville Research , Center Box 159 Manville N. J. STAHMANN John A. BI 4275 Verdugo Rd Los Angeles 65 Calif Marquardt Aircraft Co. STALEY A. E. MFG CO M. J. Thomas Decatur Ill STALTER Thomas L. EI 9114. Orbitan Rd Baltimore 14 Md Pemco Corp. STAMPS Murray R. W Canadian Porcelain Co. Ltd. Box 428 Hamilton Ont Canada STANDARD BRICK & TILE CORP Clifford A. Kleymeyer 123 N. W. Fourth St. Evansville 8 Ind STANDARD ULTRAMARINE & COLOR CO L. F. May Huntington 18 W. Va STANGL J. M. W Stangl Pottery Trenton 4 N. J. STANGL POTTERY J. M. Stang Trenton 4 N. J. STANISLAW T. Stanley L Box 354 Centerport L. I. N. Y. Ceramics for Industry Corp. STANLEY David E. 8959 Cable Line Rd R. R. 1 Diamond Ohio STANLEY George V. I 2752 W. 90th Pl Evergreen Park 42 Ill Crane Co. STANLEY Robert J. G M. H. Detrick Co. 111 W. Washington St. Chicago 2 Ill STANNARD Wilford T. D J. A. Dedouch Co. 608 Harrison St. Oak Park Ill STANSFIELD James R. D. S Streator Brick Co. Div Hydraulic Brick Co. Streator Ill STANTON Francis Jr. Birch Dr. Pine Plains N. Y. STANWORTH John Edwin 74 Ashlawn Rd Rugby Warwick England British Thomson Co. Ltd. STAPLETON Robert E. L 1 Oakwood Rd South Acton Mass Sylvania Electric Products Inc. STAPP John A. Jr. G Union Carbide Corp. Silicones Div Box 44 Tonawanda N. Y. STAR PORCELAIN CO H. Sinclair Kerr Box 1329 Trenton 7 N. J. STARK CERAMICS INC J. H. Stewart Box 230 Canton 1 Ohio STARKEY Edward A. M 1068 Woodhill Rd Mansfield Starkey Machinery Inc. STAUFFER CHEMICAL CO Ohio Philip H. McLaughlin 380 Madison Ave. New York 17 N. Y. STAUFFER Kenneth H. B. W Pfaltzgraff Pottery 1857 W. King St. York Pa STAVROLAKIS J. A. B 211 June Dr. Pittsburgh 36 Pa Crucible Steel Co. of America STEARNS William E. E A. O. Smith Corp. 3533 N. 27th St. Milwaukee Wisc STECK Alfred B. B Wehr Steel Co. 2100 S. 54th St. Milwaukee 46 Wisc STECK C. O. G F. J. Kress Box Co. Div St. Regis Paper Co. One 28th St. Pittsburgh 22 Pa STEELE A. Preston Jr. S J. C. Steele & Sons Inc. Box 951 Statesville N. C. STEELE C. N. S J. C. Steele & Sons Inc. Box 951 Statesville N. C. STEELE F. Montgomery S J. C. Steele & Sons Inc. Box 951 Statesville N. C. STEELE G. Allen R 101 MacGregor Dr. Trotwood 26 Ohio Simonds Worden White Co. STEELE Harry L. Shorter & Son Ltd. Copeland St. Trent England STEELE Howard E. G Knox Glass Inc. Knox Pa STEELE J. C. Jr. SF J. C. Steele & Sons Inc. Drawer 951 Statesville N. STEELE J. C. & SONS INC J. C. Steele Jr. Drawer 951 Statesville N. STEELE Richard E. M Ram Inc. 1064 W. Fifth Ave. Columbus 8 Ohio STEELE William Perrin S Pine Hall Brick & Pipe Co. Box 5275 Winston N. STEER George C. G Kimble Glass Co. . Crystal Ave. Vineland N. J. STEFL Donald J. R Freeport Brick Co. Box 402 Freeport Pa 619 oo TEIERMAN Bernard L. L Owens 1700 N. Westwood Ave. Toledo 7 Ohio TEIGELMAN H. Alan G Illinois j : 1700 N. Westwood Ave. Toledo 7 Ohio TEIGER LeonarWd . E Maywood Chemical Works - 100 W. Hunter Ave. Maywood N. J. STEIMKE Frank C. RI Walsh Refractories Corp. ' 101 N. Ferry St. St. Louis 7 Mo. TEIN Colin H. ; John G. Stein & Co. Ltd. OF Bonnybridge Scotland Ronald C. STEIN Messrs John G. Stein & Co. Ltd. OF Bonnybridge Scotland STEIN Sidney J. B International Resistance Co. 401 N. Broad St. Philadelphia 8. Pa STEINER Harry C. L General Electric Co. Power Tube Dept. Schenectady 5 N. Y. STEINHOFF Fred L. SFI Brick & Clay Ceramic Industry S S. Wabash Chicago 3 Ill STEJSKAL Ladislav M. 5210 11th N. E. Seattle 5 Wash --STELLE John A. S Arketex Ceramic Corp. Brazil Ind STENQUIST Donald R. B A Hilltop Rd Watertown 72 Mass General Electric Co. TEPHENSRaymond A. : 775 Adair Ave. N. E. Atlanta 6 Ga STEPHENS Richard A. R General Refractories Co. 2101 Law & Finance Bldg . Pittsburgh 19 Pa STEPHENSON William B. General Electric Co. B Bldg 700 Aircraft Gas Turbine : Cincinnati 15 Ohio STERLING GRINDING WHEEL CO - W. R. Morgan Box 801 Tiffin Ohio STERRY J. Patrick B Boeing Airplane Co. Wash : 1232 166th S. E. Bellevue Michael STERRY W. E : 2229 22nd Ave. N. Seattle 2 Wash Co. = Boeing Airplane W. STETSON Harold L t Radio Corp. of America e. Semiconductor Div Somerville N. J. C. STETSON William ~ WI Box 44 Saxonburg Pa Saxonburg Ceramics STETTINIJUoShn G. Box 1046 Alfred N. Y. STETTINIUS K. E. W Lapp Insulator Co. Inc. Le Roy N. Y. STETTNER Donald H. GI 976 Center Ave. Lancaster Pa _ Radio Corp. of America STEUERNAGLE J. H. G Brockway Glass Co. Inc. Wood St. Brockway Pa STEVENS E. George E 1231 Seventh St. Hermosa Beach Calif Pemco Corp. STEVENS Frank J. WI a : 23 Oakley St. Summit N. J. . Isolantite Mfg Corp. STEVENS Joe R i Murray Refractories Co. Box 338 Murray Utah - STEVENS L. M. M : 2907 Alabama St. La Crescenta Gladding McBean & Co. ;. STEVENS Robert P. RI Chicago Fire Brick Co. Calif 1625 W. 104th Pl Chicago 43 Ilk STEVENS W. B. W Frn Socony Mobil Oil Co. Inc. 150 E. 42nd St. New York 17 Y. i VOL 38 No. 10 1059 SIEVEN UN James AL gee R. R. 2 Mundelein Ill Norton Co. ceery STEVENTON Kenneth John Steventon & Sons Ltd. Cledford Works Middlewick Cheshire England STEWART Daniel R. 1804 Victoria Ave. Arnold Pa STEWART Gerald H. British Ceramic Society Federation House . Stoke England Orange STEWART Isaac G 21 Porter Rd West N. J. Consultant STEWART James M National Engineering Co. Simpson Muller Div 549 W. Washington Blvd. Chicago 6 III STEWART J. H. S Stark Ceramics Inc. Box 230 Canton 1 Ohio STEWART John A. GI 419 Locust Ave. Washington Pa B. F. Drakenfeld & Co. Inc. STEWART Malcolm M Commercial Minerals Co. 310 Irwin St. San Francisco 7 Calif STEWART Wilfred H. R 15 E. Elizabeth St. R. R. 1 Box 281 Schererville Porter H. K. Co. Inc. Refractories Div) STIEF W. C. W 158 S Wilson Blvd. Mt. Clemens Mich Mt. Clemens Pottery Co. Ind STILL Henry P. Jr. R 31 Stoneleigh Rd Worcester 6 Mass Norton Co. STILLWATER CLAY PRODUCTS co William D. Wagner Lock Drawer 32 Uhrichsville Ohio STIRLING John F. James A. Jobling & Co. Ltd. Wear Glass Works Sunderland Durham England STOCK Donald F. R 289 Maxwell Dr. Pittsburgh 36 Pa Harbison Refractories Co. STOCKDALE George F. L - 49 Corning Blvd. Corning N. Y. Corning Glass Works STODDARD Stephen D. RI 1526 43rd St. Los Alamos N. M. Los Alamos Scientific Lab STOEN Roger C. SI Cannelton Sewer Pipe Co. _ Cannelton Ind STOHL Alfred A. W 374 North St. Sun Prairie Wisc _ is Wisconsin Porcelain Co. STOHL L. A. W Wisconsin Porcelain Co. 120 Lincoln St. Sun Prairie Wisc STOLTE Norman H. EFI 3974 Orchard Rd Cleveland Heights 21 Ohio Harshaw Chemical Co. STONE Benjamin W California Crafts 43340 N. Gratiot Mt. Clemens Mich STONE Conrad A. G 93 S. Remington Rd Bexley Columbus 9 Ohio Federal Glass Co. STONE C. P. Ferramic Industries Ltd. 25 Hydeway Welwyn Garden Herts England STONE F. R. R Canada Firebrick Co. Ltd. 4741 St. Ambroise St. Montreal Que Canada City Ford Instrument Co. 31-10 Thomson Ave. Long Island City 1 N. Y. STONE H. Nathan B Bay State Abrasive Products Co. Westboro Mass STONE Robert A. M 9610 Sherwood Pl Apt 26 Norfolk 3 Va U. Navy STONE Robert J. M John W. Higman Co. 24 State St. New York 4 N. Y. STONE Robert L. BFI 3314 Westhill Dr. Austin 4 Texas Robert L. Stone Co. STONE S. A. M Deister Concentrator Co. 901 Glasgow Ave. Fort Wayne Ind STONG Guy E. G 926 W. Water St. Elmira N. Y. Corning Glass Works STOOKEY Stanley D. GF 145 Pritchard Ave. Corning N. Y. Corning Glass Works STOOPS Robert F. BI 3705 Corbin St. R. R. 6 Raleigh N. C. North Carolina State College STOQUERT Frederick J. R 119 Bennett Circle E. R. R. 1 Elmira N. Y. Corning Glass Works STORER John P. RI 1520 Kenneth Dr. Port Credit Ont Canada Standard Refractories Ltd. STOTT A. E. Edward Johns & Co. Ltd. Armitage Sanitary Pottery Nr Rugeley Stafford England STOTT Joseph A. R North American Refractories Co. 1012 National City E. Sixth Bldg Cleveland 14 Ohio STOUT John R. W 706 E. Franklin Macomb Illinois Edison Porcelain McGraw Edison Co. Ill Div STOUT Joseph V. E 102 S. Fourth Ave. Highland Park N. J. Metal & Thermit Corp. STOUT Lester L. S Ohio State University Research Foundation 1314 Kinnear Rd Columbus 8 Ohio STOVER Edward R. B General Electric Co. - Research Lab 123 MB Box 1088 Schenectady 8 N. Y. STOVER Fred W. 3254 W. Shadowlawn Ave. Atlanta 5 Ga STRADLEY J. Grant BI 6853 Westerville Rd Westerville Ohio North American Aviation Inc. STRADLEY Norman RI Minnesota Mining & Mfg Co. 2301 Hudson Rd St. Paul 6 Minn STRAIGHT Lee H. MI Straight Engineering Co. Box 176 Adel Iowa STRATTON Mrs. W. B. D Pewabic Pottery 10125 Jefferson Detroit 14 Mich Ave. STREATOR BRICK CO DIV HYDRAULIC BRICK CO James R. D. Stansfield Streator Ill STRICKLER Donald W. B Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa 621 SA DAWAL bese, de tee Cary National Lead Co. Titanium Div Battelle Memorial Institute 171 Ne Nay 8 ery eee Box 58 South Amboy N. J. STRINGFELLOW Allen E. WI 544 Woodland Ave. Haddonfield N. J. 505 King Ave. Columbus 1 Ohio SULLIVAN Joseph C. B N. 38 Fulton St. Corning N. Y. S. Paul Ward Inc. SWENTZEL John P. RI 130 Beacon Hill Dr. Metuchen N. J. T Circuit Breaker Co. Corning Glass Works Carborundum Co. STROBACH Carl G. E , Rheem Mfg Co. . 7600 S. Kedzie Ave. Chicago 29 Ill SULLIVAN Paul A. GI 244 Whipple Ln Rochester 22 N. Y. Bausch & Lomb Optical Co. SWEO Eenjamin J. EFI Ferro Corp. 4150 E. 56th St. Cleveland 5 Ohio STROD Arvid J. MI Industrial Metals Improvement _Co SUMMERS Michael F. G General Electric Co. SWICA Joseph J. Box 165 Alfred N. Y. The Park Bldg Pittsburgh 22 Pa STROH Donald G. WJ 303 N. Whitney St. Carroll Iowa ' U. Army STROHL John J. R Box 699 Logan Ohio SUMRELL Ferrall N. E 60 White Birch Lane Parsippany Troy Hills N. J. Hardwick Hindle Inc. SWICK John B. S R. R. 2 Darlington Beaver Co. Pa Central Commercial Co. SWICKER Victor C. GF 907 Floral Dr. Whittier Calif Commercialores Inc. Clover S. C. SUN K. H. GF Consultant STRONG Kenneth B. M 4624 Belmont Park Terrace 2131 Lindsay Rd Pittsburgh 35 Pa Westinghouse Electric Corp. , SWIFT Howard R. GF Libbey Glass Co. Nashville 12 Tenn SUNDY George J. 1701 E. Broadway Toledo 5 Ohio Titanium Alloy Mfg Div 95 N. Mill St. West Nanticoke Pa SWIGART Joseph J. M National Lead Co. SUR ENAMEL & Vitro Manufacturing Co. STROTT Adolf J. R 597 Crooks Ave. Clifton N. J. STAMPING WORKS LTD S. K. Sur 24 Middle Rd Entally 60 Greenway Dr. Pittsburgh 4 Pa SWINDELL CORP National Beryllia Corp. Calcutta 14 India Philip Dressler Box 1888 STROUD Harold L. M SUR M. M. Pittsburgh 30 Pa 2909 Bembridge Rd Royal Oak Mich Champion Spark Plug Co. Sur Industries Pvt Ltd. 163 Lower Circular Rd SWINEHART David C. LJ 3808 Ashworth Ave. Seattle 3 Wash STROUP Philip T. R Aluminum Co. of America Calcutta 14 India SUR S. K. Boeing Airplane Co. SWINNERTON Bertram B. W Box 772 New Kensington Pa STROUPE Howard E. Jr. WI Mar Mary Apts Wheeling W. Va Wheeling Tile Co. STRUCTURAL CLAY PRODUCTS INSTITUTE Harry C. Plummer 1520 18th St N. W. Washington 6 D. C. STRUCTURAL CLAY PRODUCTS Sur Enamel & Stamping Works Pvt 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 London N. W. 2 England Rd 157 Hampden Park Tiffin Ohio American Radiator & Standard Sanitary Mfg Co. SWINNERTON George R. M Box 944 Alliance Ohio Moore & Munger SYLVANIA ELECTRIC PRODUCTS INC B. S. Ellefson 730 Third Ave. New York 17 N. Y. SYLVESTER George R. MI RESEARCH FOUNDATION Kaylene Chemicals Ltd. Sylvester & Co. Paul V. Johnson Geneva Ill STRUEBING Harold J. R 1215 Military Rd Buffalo 17 N. Y. R. C. Remmey Son Co. STRUTHERS WELLS CORP Karl G. Timm 1003 Pennsylvania Ave. W. Warren Pa STUART James W. R 1108 Vilsmeier Rd Lansdale Pa Tabor Mfg Co. STUBBINS William J. W Fabrica de Loza El Anfora S. A. Box 508 Mexico 9 D. F. m STUCKEY Jasper L. X 1911 Sunset Dr. Raleigh N. C. North Carolina Dept. of Conservation & Development STUCKEY R. C. W 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. SUTTON Arthur B. I 2620 Glenwood Pkwy Chattanooga Tenn SUTTON Paul M. G Aeronutronic Div Ford Motor Co. 2701 Halladay Santa Ana Calif SUTTON Willard H. B General Electric Co. 3750 D St. Rm 446 MSVD Philadelphia 24 Pa SUTTON W. J. RI 24 High St. Alfred N. Y. State University of New York College of Ceramics 17706 Miles Ave. Cleveland 28 Ohio SZYMASZEK Jan Walter R 1793 Main St. Niagara Falls Ont Canada Union Carbide Metals Co. TABATA Seiichi Sasaki Glass Mfg Co. Ltd. Chome Yokokawa Sumida Tokyo Japan TADSEN V. S. G Gibsonburg Lime Products Gibsonburg Ohio Co. TAELER David H. EI 7317 E. Wabash Ave. Terre Haute Ind Columbian Enameling & Stamping Co. Knox Porcelain Corp. SVEC J. J. WFI TAILBY Roland V. WI Box 2031 Knoxville 1 Tenn Ceramic Industry Stylon Corp. Milford Mass STUENKEL Walter F. W 5 S. Wabash Ave. Chicago 3 Ill TAKAHASHI Kakuichiro F General Tile Co. SVIKIS Voldemars D. R Nippon Glass Co. Ltd. 438 Sheldon St. El Segundo Calif Dept. of Mines & Tech Surveys No. 20 chome Shiba Shinbashi . STUNTZ Robert P. R Industrial Minerals Div.- Minato Tokyo Japan H Babcock & Wilcox Co. + Ceramic Sect TALBOTT Paul T. R .s 2 161 E. 42nd St. New York 17 N. Y. 40 Lydia St. Ottawa Ont Canada _ McLain Works H. K. Porter Co. Inc. : STYHR Karsten H. Jr. SWAIN Arthur B. G Wellsville Ohio National Lead Co. Titanium Div Owens TALSO Warner W. Jr. : 1700 N. Westwood Ave. 10924 Forest Ave. Seattle 88 Wash } Box 58 South Amboy N. J. SUBBARAO Eleswarapu C. LI Toledo 7 Ohio TALWALKAR T. W. 908 Stevendale Dr. SWAIN Richard S. G 8 Bagmati Rd Jamshedpur India Pittsburgh Plate Glass Co. Tata Iron & Steel Co. Ltd. - Pittsburgh 21 Pa Glass Research Center j Westinghouse Electric Corp. Box 11472 Pittsburgh 38 Pa TANBERG Ragnar SUBRAMANIAN D. oy SWALM Phaon H. W Drammens Glassverk toe Burn & Co. Ltd. . 1650 Chapline Lane Sarasota Fla Drammen Norway be Refractory & Ceramic Group SWANSON Ralph A. W a ete 12 Mission Row Calcutta 1 India Box 113 Le Roy N. Y. TANNER James T. Jr. WI . Harris Clay Co. Spruce Pine N. C. BN SULENS Henry A. M BME Cesco Div Ferro Corp. Box 151 Crooksville Ohio SULLIVAN Eugene C. GF Lapp Insulator Co. Inc. SWART Robert L . 5 S. Walnut St. Waterloo N. Y. Sylvania Electric Products Inc. TAO Yung L 6708 Del Norte Ln Dallas 25 Texas Texas Instruments Inc. TARNACKI Walter J. LI satin Corning Glass Works Corning N. Y. SWEARENGEN Jack C. G 730 Lake St. Orrville Ohio . SULLIVAN James D. EI . Glass Containers Corp. U. S. Stoneware Co. Alite Div Lakeview Dr. R. R. 4 Box 591 Fullerton Calif TARNOPOL Milton S. G Box 107B Pewaukee Wisc SWEET Larrie H. 943 Ninth Ave. Brackenridge Pa 2. A. O. Smith Corp. Box 787 Alfred N. Y. Pittsburgh Plate Glass Co. . " & VOL 38 No. 10 1959 625 4 : canner ee paren 516 W. Brightwood St. Monterey Park Calif Southern California Minerals Co. TASHIRO Megumi Institute for Chemical Research Kyoto University Takatsuki Osaka Japan TATE Frank E. WI 310 Tenth St. Lincoln Ill Stetson China Co. TATEM William A. Box 154 Alfred N. Y. TATNALL R. Francis SJ . Box 162 Darlington Pa . Central Commercial Co. TAUBER Charles B. L ; 921 Signal Rd Signal Mountain Tenn American Lava Corp. TAUBER John A. RI 3190 Mayflower Rd Plymouth Meeting Pa E. J. Lavino & Co. TAUBLIEB Marvin E. R Kaiser Aluminum & Chemical Sales Inc. 21957 Seabury Ave. Fairview Park 26 Ohio TAYLER John B. W Louisville Pottery Co. Inc. : 228 E. Bloom Louisville 8 Ky TAYLOR Charles D. S 219 Corriher Ave. Salisbury N. C. ~ Taylor Clay Products Inc. 1 TAYLOR Charles H. R 8 E. Sutton Ave. Moorestown N. J. R. C. Remmey Son Co. TAYLOR Donald E. S 26 Barnsbury Rd Columbia S. C. Richland Shale Products Co. TAYLOR Hiram D. B : Diamonite Products Manufacturing Co. i Shreve Ohio TAYLOR Howard U. LI Centralab Div Union Inc. 900 E. Keefe Ave. Milwaukee 1 Wisc TAYLOR J. J. W Ohio Brass Co. Barberton Ohio 4 aa TAYLOR Kenneth M. R : 1045 River Rd Lewiston N. Y. Sp . Carborundum Co. a TAYLOR Louis J. W Laboratory Equipment Corp. = Box 151 St. Joseph Mich Ss qa TAYLOR Nelson W. BF : Minnesota Mining & Mfg Co. me 900 Bush Ave. St. Paul 6 Minn @ ese TAYLOR Richard A. S Clay Products Assn of the Southwest ~ 109 Brooks Bldg Austin Texas a TAYLOR Robert B. SF Structural Clay Products Research Foundation Geneva Ill TAYLOR SMITH & TAYLOR CO E. P. Wright Chester W. Va TAYLOR Thomas J. R Richard C. Remmey Son Co. Hedley St. & Delaware River Philadelphia 37 Pa TAYLOR Walter E. Jr. W Thomas Works Delta Electric Div H. K. Porter Co. Lisbon Ohio TAYLOR W. Hampton 2156 Mayview Rd Raleigh N. TAZELAAR George J. M 26441 Rose Rd Westlake Ohio West Virginia Pulp & Paper Co. Polychemicals Div TEAGUE A. D. R : Babcock & Wilcox Co. _ 1133 Druid Park Ave. Augusta Ga Ki TEAGUE BRICK & TILE CO L. R. Boyd Jr. ZEAGUE Box 329 Teague Texas . M. ZEAGUE Jo Illinois aq Jr. GFI Technical Center7 Ii 1700 N. Westwood Ave. Toledo 7 Ohio Vor 38 No. 10 1959 Georgia Institute of Technology Engineering Experiment Station Atlanta 13 Ga TEETER John N. E 677 Wilmot Rd Deerfield Ill Thomas C. Thompson Co. 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 TEGELLABORATORIET Brick Laboratory Christer Drottning Kristinas vag 45 Stockholm O Sweden Enberg TEICHMANN Henry F. G _ Henry F. Teichmann Inc. Box 11661 Pittsburgh 28 Pa TEICHMANN Newton N. G 316 Hardy Dr. Bridgeville Pa Henry F. Teichmann Inc. TENNERY Victor J. University of Illinois 204 Ceramics Bldg Urbana Ill TERMAN Mark J. R Babcock & Wilcox Co. 161 E. 42nd St. New York 17 N. Y. TERRY Griffin E. E 602 E. Willow Wheaton Ill General Electric Co. Hotpoint Div TERRY Jack H. E 4321 Fairfield Ave. Fort Wayne Ind General Electric Co. TESTA Aldo P. S. A. Comercio e Industrias Souza Noschese Rua Julio Ribeiro 243 Sao Paulo Brazil TETER Alton R. 5185 Shoshone St. Denver 21 Colo TEXAS BRICK CO W. T. Gill Jr. Box 510 Brownwood Texas TEXAS VITRIFIED PIPE CO Paul E. Hoey Box 117 Mineral Wells Texas THATCHER GLASS MFG CO INC Roy S. Arrandale 375 Park Ave. New York 22 N. Y. THEISSING E. M. Bredero's Bouwbedrijf N. V. Kanaaldijk 22 Utrecht Holland THEOBALD Erwin F. S 1516-18th St. N. W. Canton 3 Ohio Metropolitan Brick Inc. THEOBALD Erwin F. Jr. S Metropolitan Brick Inc. 1017 Renkert Bldg Canton 2 Ohio THEOBALD Paul R. Corning Glass Works Components Plant Bradford Pa THEWS Karl B. L 83-09 Talbot St. Kew Gardens L. I. N. Y. Titanium Alloy Mfg Div National Lead Co. THIELKE NormaRn . L National Carbon Co. Research Labs Box 6116 Cleveland 1 Ohio THIEMANN John W. LI ; Div . Alite Orrville Box 119 U. S. Stoneware Co. Ohio THIEMECKE Harry W. WFI Homer Laughlin China Co. Newell W. Va THIESS L. E. LF 5902 Edmondson Ave. Baltimore 28 Md THOMA Roy E. Jr. B 1O1a9 kUnRdiedrgweoNoadtiRondalOLaakbR- idge Tenn Union Union flouse flouse 123Sree nes Peresrer Stourbridge England . E. J. & J. Pearson Ltd. Firebrick Works THOMAS David W. WI R. R. 1 Box 88 Lucas Ohio International Minerals & Chemical Corp. THOMAS E. A. E Eljer Co. Enamel Div Salem Ohio THOMAS Everett A. RI 3044 Coral Park Dr. Cincinnati 11 Ohio Chas Taylor Sons Co. THOMAS H. H. M 35 Highboy Court Red Bank N. J. Pemco Corp. THOMAS James A. Jr. B Simonds Abrasive Co. Tacony & Fraley Sts Philadelphia 37 Pa THOMAS Leslie A. A. General Electric Co. Ltd. Research Labs East Lane Wembley Middlesex England THOMAS M. J. M A. E. Staley Manufacturing Co. Decatur Ill 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 Boiler & Turbine Lab THOMAS Robert H. B 2160 Delaware Dr. Cleveland Heights 6 Ohio Case Institute of Technology THOMASSON Gene I. G 29005 Homewood Dr. Wickliffe Ohio General Electric Co. THOMAS WORKS DELTA ELECTRIC DIV H. K. PORTER CO Frank Mason Lisbon Ohio THOMPSEN Robert S. R 1231 Azalea Dr. Augusta Ga Babcock & Wilcox Co. THOMPSON A. Paul RF 619 Islington Pl Joplin Mo. THOMPSON Charles W. R Frank Samuel & Co. Inc. Box 50 Kittanning Pa THOMPSON Clyde L. RFI 4922 New Plymouth Rd Pittsburgh 27 Pa Harbison Refractories Co. THOMPSON E. A. E Crane Steelware Ltd. Industrial Centre 5 Quebec Que Canada THOMPSON Franklin S. W 25 Schenck Ave. Matawan N. J. Atlantic Tile Mfg Co. THOMPSON Fred W. R 3 North Pkwy Glen Farms Newark Del E. I. du Pont de Nemours & Co. Inc. THOMPSON G. L. Borax & Chemicals Ltd. 35 Piccadilly London W. 1 England THOMPSON James J. 3401 Wilcox Blvd. Chattanooga 11 Tenn THOMPSON John D. E 2731 Thedford Rd 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 Pa -- Universal Atlas Cement Co. 627 THOMPSON : Vere S. 326 Cedar St. Apt 3 Renton Wash THOMPSON Capt William M. Jr. BI Air Research & Development Command Box 603 Andrews AFB Washington 25 D. C. THOMSON Homer G. L 7 12101 W. Howard St. 4 Milwaukee 14 Wisc F Allen Bradley Co. THOR Murner Box 109 R. RI E. R., Pewaukee , Norton Co. Wisc THORNE James E. W Case Manufacturing Corp. 74 1000 W. Pine St. Robinson Ill . THORNGATE Bruce W. W 6213 Warrington Pl * Fort Worth 12 Texas 4 a Royal Tile Mfg Co. i THORNTON . George A. M 3 THORNTON Ottawa Silica Co. Box 437 . THORNTON Ottawa Ill THORNTON H. Richard E : University of Illinois * 204 Ceramics Bldg Urbana Ill 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 FS 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. i THUENER Everett E. M General Electric Co. -. Bldg 173 Rm 1170 Schenectady 5 N. Y. THURNAUER Hans BFI Minnesota Mining & Mfg Co. Central Research Dept. * Ceramics Sect . . 2103 Hudson Rd St. Paul 6 Minn THUT Walter W. A. G. Hunziker & Cie Lagerstrasse 1 - Zurich Switzerland . THWIN Maung Oo a 10 Union St. New Brunswick N. J. "- TIBBALS Harvey L. MI : 542 Santa Barbara Rd < Berkeley 7 Calif = Minneapolis | Regulator Co. . TICE George M. M . Proctor & Schwartz Inc. Seventh St. & Tabor Rd Philadelphia 20 Pa . -TICE -TICE Henry B. Jr. L 537 S. Ninth Ave. La Grange Ill Zenith Radio Corp. _ , TICKLE William H. F. Brown Stacks Caldy ft Nr West Kirby Cheshire England John Summers & Sons Ltd. TIDD Elbert D. L - Bell Telephone Labs Inc. Rm 285 = Whippany N. J. TIEDE Ralph L. G Corning Fiberglas Corp. : Case Ave. Newark Ohio -TIERNON Carlos H. M Deister Concentrator Co. rented: 901-935 Glasgow Ave. Fort Wayne Ind TIFTICKJIAN John D. W tebab Winburn Tile Mfg Co. 1709 E. Ninth St. Little Rock Ark i > TIGHE Nancy J. E 1650 Harvard St. N. W. Apt 116 Washington 9 D. National Bureau of Standards Clifford R . | TILLOTSON 8 Tillotson Refractories Co. i 4 Box 398 Corona Calif La s VOL 4 38 No. 10 1959 ; Murtland Pittsburgh TILTILLLOTSOO N TTILSLOO TSN ON AT prasu Vee 505 S. Ave. 8 Pa TIMM Karl G. M Struthers Wells Corp. 1003 Pennsylvania Ave. W. Warren Pa TIMMINS Albert R. B 11010 BucknellOrdnance U. S. Naval Dr. Silver Spring Md Lab TINKER Dean M Granville Ohio Ohio Kilns Inc. TINKLEPAUGH J. R. RI State University of New York College of Ceramics at Alfred Univ 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 93 Fairmont Ave. Kingston N. Y. Ferroxcube Corp. TOBERG John E Shepherd Chemical Co. 2803 Highland Ave. Cincinnati 12 Ohio TODD Henry W Dee Lane Queenston Canadian Ohio Brass Ont Co. Canada 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 Portland Cement Association 5420 Old Orchard Rd Skokie Ill TOLLIVER Billy R. 15 Valley Rd Apt 22 Drexel Hill Pa TOLLY Donald B. E 122 Hudson Ln Fern Creek Ky General Electric Co. TOM Elgin M. L 4208 Marlaine Dr. Toledo 6 Ohio Kimble Glass Co. TOMAN Ladislav Jr. Hilltop Circle Lincroft N. J. TOMASEK A. J. R Walsh Refractories Corp. 101 Ferry St. St. Louis 7 Mo. TOMKINS David E. M _ R. R. 5 Eastbrook Rd New Castle Pa Shenango 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 Ill University of Illinois TOPPING John R ; United States Steel Corp. 525 William Penn Pl Pittsburgh 30 Pa TORGAL K. G. Karnatak College Quarters Near Balabheem Vyayamshala Dharwar Mysore State India Karnatak College TORNO Ralph F. M 410 Front St. Berea Ohio McGean Chemical Co. TOROK Julius J. G 3344 Gallatin Rd Toledo 6 Ohio Owens TORRANCE Fred E. Jr. B Pomona Tile Mfg Co. Box 633 Arkansas City Kans TORRES Jorge E Cia Industrial del Norte S. A. Apartado Postal 226 Saltillo Coah Mexico TORREYSON William F. Jr. R Aluminum Co. of America 1615 Peachtree St. Atlanta 9 Ga R. R. 3 Quakertown ra Western Electric Co. TOWNSEND Franklin M. L Aluminum Co. of America Box 497 East St. Louis Ill TOWNSEND William O. GI 2763 Nottingham Rd Columbus 21 Ohio Federal Glass Co. TOWNSLEY Jesse M. Jr. G Corning Glass Works | Houghton Park Corning N. Y. TRABERT Loren A. LI General Electric Co. 1811 LeMoyne Ave. Syracuse N. Y. TRAUB Karl W. L 1215 Roselle Ave. Niagara Falls N. Y. Titanium Alloy Mfg Div National Lead Co. TRAX Alan M. G Radio Corp. of America 3301 S. Adams St. Marion TREDENNICK William T. RI Refractory Specialties Co. Box 108 Norristown Pa Ind TREFFNER Walter S. R 440 W. Maple Rd Linthicum Heights Md General Refractories Co. TREISCHEL C. C. MFI R. T. Vanderbilt Co. 230 Park Ave. New York 17 N. Y. TRENTON POTTERIES CO DIV CRANE CO Plants # & # 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 England John Knowles & Co. Ltd. TREVORROW Tom R. G 231 Meadow St. Ford City Pa Pittsburgh Plate Glass Co. TRIBE Harold G. EMAIL .Ltd Box 4 Waterloo Sydney Australia TRINIDAD CLAY PRODUCTS LTD Harold A. Eckel 44 South Quay Port of Spain Trinidad B. W. I. TRINITY CERAMICS INC E. O. Davidson 9016 Diplomacy Row Dallas 35 Texas TRINKLEIN Robert L. W 800 College Cleveland Miss Misceramic Tile Co. TRIPP Harlan P. EI 39B Aldrich Dr. Fords N. J. Gulton Industries TROGOLO Ensign John A. RJI Executive Dept. U. S. S. Forrestal CVA F. P. O. New York N. Y. TROMPETER Bernard J. W Champion Spark Plug Co. 8525 Butler Ave. Detroit 11 Mich TROST Frank W. R Chas Taylor Sons Co. 5 Haddon Ave. Haddonfield N. J. - TROSTEL L. J. RFI General Refractories Co. Box 1673 Baltimore 3 Md TROSTEL Louis J. Jr. RI Norton Co. 1 New Bond St. Worcester 6 Mass TROY H. Neal RI Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio TROY Walter J. E 888 Chili Ave. Rochester N. Y. Pfaudler Inc. TRUESDALE Richard S. I Box 275 Alfred N. Y. TRUMBULL James L. 250 W. 45th Seattle 7 Wash 629 Harper Electric Furnace Corp. 4 110 Pearl St. Buffalo 2 N. Y. 1 TRZASKOS ; Stanley R 4 Fuller Merriam Co. 70 Water St. West Haven 16 Conn TSE cheng LI 3806 E. 61st St. ' Huntington Park Calif " TSUCHIHASHI Shoji : Kobe University Dept. of Chemistry Faculty of Science Mikage . : . Kobe Japan _ TUCKER Donald J. MI i 2114 Winthrop Rd Huntingdon Valley Pa a 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. Div Crane Co. 309 N. Clinton Ave. Trenton N. J. TUNG Chi Fang G 162 Salem Place White Bear Lake 10 Minn : Minnesota Mining & Mfg Co. '. TUNG Ching 31 Soares Ave. Grd Flr Kowloon Hong Kong 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 , Texas TURK Harold L. Box 574 Alfred N. Y. ; i a . TURK Richard H. EFI Pemco Corp. 5601 Eastern Baltimore 24 Md Ave. TURLEY Charles L. B B. F. Drakenfeld & Co. Inc. Box 519 Washington Pa - TURNBAUGH Jerry E. a Massachusetts Institute of Technology ~ Ceramics Div Rm 4-007 _ Cambridge 39 Mass -. TURNBULL John C. G Radio Corp. of America New Holland Pike Lancaster Pa , TX MS TX ies SEE SEE SEE SEE SEE SEE SEE SEE SEE SEE 4 j e 2a ease Fama ; LETIN TURNBULL Robert C. L International Business Machines Corp. Military Products Div Dept. 509 Owego N. Y. TURNER A. A. R 153 Lake Ave. Metuchen N. J. : - Carborundum Co. TURNER Donald Lodge Plugs Ltd. St. Peter's Rd Rugby Warwick England TURNER Mort D. B National Science Foundation Antarctic Research Program Washington 25 D. TURNER P. P. Jr. RI . 669 Cascade Dr. Cincinnati 40 Ohio General Electric Co. TURNER Robert C. S : Facing Tile Institute 1947 Grand Central Terminal New York 17 Y. TURNER W. E. S. Honorary 30 Whitworth Rd Ranmoor Sheffield 10 England __. . Milton A. R STUTTLE Box 981 Alfred N. Y. seee State University of New York .. College of Ceramics at Alfred Univ } I, VOL 38 No. 10 1959 Perera Spark Plug & Ceramic Group Box 231 Fostoria Ohio TWELLS Robert G. GI 2824 Edgecliff Rd New Kensington Pa Pittsburgh Plate Glass Co. TWYFORDS LTD Cliffe Vale Potteries Trent England TYGART VALLEY E. A. Hinkins Washington Pa TYLER Gary A. 14010 41st N. E. GLASS CO Box 503 Seattle 55 Wash 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 Clay Products U UDAGAWA Shigekazu Tokyo Institute of Technology Dept. of Ceramics Ookayama Meguro Tokyo Japan UELTZ H. F. G. B 380 Walnut St. Shrewsbury Mass Norton Co. UHRMANN Carl J. GF Overlook Ct Bellaire Ohio Arthur W. Schmid Co. Inc. ULMER Donald J. Box 826 Alfred N. Y. ULRICH Donald R. 161 Carolina Ave. Irvington 11 N. J. ULRICH Robert J. E American 1541 S. Seventh St. Louisville 8 Ky UNION FRANCAISE DES PRODUITS REFRACTAIRES , Louise Halm 15 Rue de Milan Paris 9e France UNITED CLAY MINES CORP K. E. Ward 101 Oakland St. Trenton 6 N. J. UNITED STATES BORAX & CHEMICAL CORP M. H. Pickard Pacific Coast Borax Co. Div 50 Rockefeller Pl New York 20 N. Y. UNITED STATES GYPSUM CO Robert Hamilton 300 W. Adams St. Chicago 6 Ill . UNITED STATES STEEL CORP W. S. Debenham 525 William Penn Pl Pittsburgh 30 Pa UNIVERSAL CLAY PRODUCTS CO C. L. Evans Box 1631 Sandusky Ohio UNIVERSAL DENTAL CO Joseph Kohn 48th & Brown Sts ; Philadelphia 39 Pa UNIVERSAL POTTERIES INC Harry E. Davis Cambridge Ohio UNIVERSAL CORP George E. Crawford Box 960 New Castle Pa UNIVERSAL CORP H. P. Wangelin 3305 W. Forest Home Ave. Milwaukee 15 Wisc UNUM Robert F. WI 227 W. Sheridan Ave. New Castle Pa Universal Corp. UPTON Lee O. G American Optical Co. 14 Mechanic St. Southbridge Mass URBAN Stephen F. B 268 Hartford Ave. Kenmore 23 N. Y. Titanium Alloy Div National Lead Co. Ben aircraft Corp. UTZ Donald L 130 Park Pl Pompton Lakes N. J. National Beryllia Corp. v VACCARO Grace A. Box 576 Alfred N. Y. VALENCIA Camilo W Lima 678-4 Col. Lindavista Mexico 14 D. F. Mexico Ferro Enamel de Mexico S. A. VALENTINE FIRE BRICK CO DIV A. P. GREEN FIRE BRICK CO W. H. Peterson Jr. Woodbridge N. J. VALENTINE Peter Cooney M Del Monte Properties Co. 620 Market St. San Francisco 4 Calif VAN ALSTEN Roy L. RI 9168 Sarasota Detroit 39 Mich Ford Motor Co. VANCE Clarence E. WJ General Delivery Lake Wales Fla VAN CLEAVE A. A. R 8100 McGroarty St. Sunland Calif VAN COTT Harrison C. B R.R. 1 Horseheads N. Y. Corning Glass Works van den BOVENKAMP E. C. N. V. Gouda Vuurvast Postbus 56 Gouda Holland VAN DER BECK Roland LI Carborundum Co. Refractories Latrobe Pa Div VANDERBILT R. T. CO Ira E. Sproat 230 Park Ave. New York 17 N. Y. VANDERMADE Richard J. R 489 Willow Dr. Pittsburgh 16 Pa Carborundum Co. VAN DRESER Merton L. RI Kaiser Aluminum & Chemical Corp. Refractories Research Dept. 1600 S. Main St. Milpitas Calif VAN GELDEREN L. P. N. V. Ramie Union Box 51 Enschede Holland VAN GORDON Donald V. MF 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 HOUTEN Louis A. R Carborundum Co. Niagara Falls N. Y. van NIEUWENBURG C. J. Laboratorium voor Analytische Scheikunde Microanalyse de Vries van Heystplein 2 Delft Netherlands VAN RAVESTEIN John H. SJ 14 Douglas Rd Green Manorville Hazardville Conn Carpenter Engineering Services VAN SCHOICK Emily C. XF Box 491 Alfred N. Y. VAN TASSEL R. H. E 527 Green Tree Rd Kohler Wisc Kohler Co. VAN VLACK Lawrence H. Dept. of Chem & Metal University of Michigan Ann Arbor Mich BI Engineering van WASSENHOVE Pierre N. V. Ceramique v Petrus Regout Postbus 53 Maastricht Holland VAN WIGGEREN Charles G. WI Simonds Abrasive Co. 9844 Rush St. El Monte Calif 631 3430 Inverness Ave. 1oledo / Umi Illinois VARSHNEI Purshottam D. * U. P. Glass Works Ltd. Sales Chemical Inc. 3 Gateway Center Pittsburgh 22 Pa VINCENT George L. WI Pittsburgh Plate Glass Co. WAGNER Bruce F. M ' Bahjoi Dt Moradabad U. P. India VASILOS Thomas B 22026 S. Millard Ave. Richton Park Ill B. F. Wagner & Co. 186 N. Vernon Ave. Pasadena 3 Calif 74 Cottage Park Rd Winthrop Mass AVCO Research & Ceramic Industry VINE Raymond W. WAGNER Charles D. M B. F. Wagner & Co. Advanced Devel Div . VAUGHAN W. Harry XFI Cherokee Brick & Tile Co. Box 58 Waterville Rd Macon Ga . VEALE Jack H. R 406 Reedwood Dr. Joliet Ill Illinois Clay Products Co. VEATER Donald J. 109 E. Irvin Ave. State College Pa VEIGA Roberto A. Ceramica Santa Helena Ltda Rua 15 De Novembro 38 Paranagua Parana Brazil VENABLE Charles R. Jr. RI 1660 S. Oak Bartlesville Okla Phillips Petroleum Co. VENABLE Joe G. G 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 Fisiologia Vegetal C. Serrano 113 Madrid 6 Spain VERDUIN C. R General Refractories Co. Box 6116 Gary Ind VERES Frank L 3925 McCord Rd Toledo 6 Ohio R. R. 1 SavonNa. Y. VINES Raymond F. B International Nickel Co. 186 N. Vernon Av Pasadena 3 Calif 1 WAGNER Harold C. R Shoreham Drive Box 76G R. R. 1 67 Wall St. New York 5 N. Y. VINTHER E. Heikel St. Joseph Mich Laboratory Equipment Corp. Porcelainfabriken Norden Valby Langgade 95 Copenhagen Denmark WAGNER Harry E. Jr. B 6011 Connecticut Ct Cincinnati 24 Ohio VIOLA Nazzareno Jr. 68 Gilbert Rd Belmont Mass VISCONTI di MODRONE Raimondo Soc Ceramica Richard Ginori General Electric Co. WAGNER William D. S Stillwater Clay Products Co. Lock Drawer 32 Uhrichsville Ohio 1 via Bigli Milan Italy VITOLO Sylvester A. RI 62 Old Mill Rd Manhasset N. Y. Republic Aviation Corp. VITREOUS STEEL PRODUCTS CO ' WAGSTAFF Frank E. 2318 Emerson Ave. Salt Lake City Utah WAHL Albert J. M A. J. Wahl Inc. 8 Central Ave. Harold C. Wilson Box 150 Nappanee Ind VITRO MANUFACTURING CO Brocton N. Y. WAHLGREN Wald A. B. Gustavsbergs Fabriker Joseph J. Swigart 60 Greenway Dr. Pittsburgh 4 Pa VODICKA Albert L. E Aetna Porcelain Enameling Co. 4701 Augusta Blvd. Chicago 51 Ill VOGEL Ralph B. M National Lime & Stone Co. Carey Ohio Gustavsberg Sweden WAINER Eugene W Horizons Inc. 2905 E. 79th St. Cleveland 4 Ohio WAIVER Gedert J. W 909 87th St. North Bergen N. J. B. G. Corp. VOJNOVICH Theodore Box 28 Weirton W. Va VONDRACEK Jaroslav W WAKEFIELD Richard E. B. L Hetherington Inc. 1420 Delmar Dr. Folcroft Pa 1108 Nicholson Rd Apt 4 WAKSMAN David Lincoln Ill 1775 Longfellow Ave. Stetson China Co. VON SCHOENBERG George H. 350 Ch Ste Foy New York 60 N. Y. WALDAL James C. 2425 Second Ave. W. Illinois Quebec Que Canada Seattle 99 Wash VERMONT KAOLIN CORP Willis P. Mould Bristol Vt VON TURY Francis J. DF Lehigh Ave. Perth Amboy N. J. Albert WALDEN S. R National Carbon Co. Cleveland Ohio VERZOCCHI Enrico Via P. Cossa 1 Milano Italy Refrattari Verzocchi Vontury Inc. VOORHIES John H. WI 243 Arrow Hwy Claremont Calif WALKER Henry E. G Harding Glass Co. Sta B Box 38 Fort Smith Ark VESUVIUS CRUCIBLE CO Pacific Tile & Porcelain Co. WALKER Herbert M. W T. H. Harley Box 8275 " Swissvale Pittsburgh 18 Pa VICARY J. W. E Ervite Corp. Box 1927 Presque Isle Sta Erie 2 Pa VICTOR INSULATORS DIV T CIRCUIT BREAKER CO H. Failmezger 280 Maple Ave. Victor N. Y. VIDANOFF Richard B. GJ General Electric Co. Quartz Plant Willoughby Ohio VIDOSIC Dorothy M. 2851 Buford Hwy E. Atlanta 6 Ga VIDPLAN S. A. Daniel Ferres Real No. 4415 Montevideo Uruguay VIDRIERA MONTERREY S. A. Alfonso F. Rodriguez Apartado 162 Monterrey N. L. Mexico VOSE Wilfred Winstones Roofing Tile Works Ltd. Box 2 Plimmerton New Zealand VOSS Marion J. G 319 Westinghouse Rd Horseheads N. Y. Thatcher Glass Mfg Co. VOSS Raymond O. G 75 Corning Blvd. Corning N. Y. Corning Glass Works VOSS Wendell G. E Village 27814 Rexford Rd Bay Ferro Corp. Ohio VRETOS Ep Hellenic Co. of Chemical Products & Fertilizers Ltd. _ VUKOVICH Leof Amalias 20 Athens Greece VUKOVICH Milan Jr. MI 3450 Rosewell Dr. Columbus 13 Ohio Godfrey L. Cabot Inc. Walker China Co. Solon Rd Bedford Ohio WALKER John Morgan Crucible Co. Battersea Church Rd Ltd. London S. W. 11 England WALKER Michael A. L Raytheon Co. * Gore Bldg Waltham 54 Mass WALKER Raymond F. B National Bureau of Standards Washington 25 D. C. WALKER Stuart D. G 112 E. Lake St. Skaneateles N. Y. Duty Electric Co. WALKER Warren W. C 29 Laurel Pl Uuper Montclair N. J. Graphite Metallizing Corp. WALKUP D. H. W Kilgore Ceramics Corp. Box 1619 Kilgore Texas VIGER Burnett C. G 130 E. Third St. Corning N. Y. W WALLACE Arthur B. L 135 N. 19th St. Olean N. Y. Corning Glass Works WACHTMAN John B. Jr. B - Hi Div Aerovox Corp. VILENSKY Michel B. R National Bureau of Standards Div 9.1 WALLACE Paul F. BI 1515 27th Ave. San Francisco 22 Calif Conn Ave. & Van Ness St. N. W Aluminum Co. of America Ampex Electric Corp. Washington 25 D. C. Alcoa Research Labs Box 772 VILLA M. Enrique Empresa de Refractarios Colombo WADE Arthur Hilltop Parkside Ave. New Kensington Pa WALSH Donald E. G Suiza S. A. Apartado Aereo 7918 Cockermouth Cumberland England Consolidated Feldspar Dept. Bogota D. E. Colombia Dorman Smith Plugs Ltd. International Minerals & Chemical Corp. VINAL Francis E. B Radio Corp. of America 64 A St. Needham Heights 94 Mass WADE Don E. M 305 Home Federal Bldg Memphis Tenn East Liverpool Ohio WALSH REFRACTORIES CORP A. J. Tomasek 101 Ferry St. VINCENT CLAY PRODUCTS CO Tennessee Distributors St. Louis 7 Mo. a F~: O. J. Whittemore . WADE William S. Jr. 615-19 State Bank Bldg 3934 University Way 22 Fort Dodge Iowa Seattle 5 Wash ETIN | VOL 38 No. 10 1959 WALTER Jake J. RI 102 Richmond Rd Paoli Pa Norton Co. 633 Emmett L. 6 WALTERS WALTERS Libbey Glass Co. 4 1701 E. Broadway Toledo 5 Ohio Circle d WALTON Jesse D. Jr. E 4 2080 Fairway ' N. E. Atlanta 19 Ga Engineering Experiment Station _ . Georgia Institute of Technology WALTON Richard L. W Lenox Inc. Pomona N. J. - WALWORTH Chester A. G Libbey Glass Co. Box 4378 Charleston 4 W. Va + WALWORTH Claire B. R 3903 Barbara Ann Dr. Monroeville Pa ositions ze disoge 1 water qualities istance Carborundum Co. . WAMBOLD Jack B . Beryllium Corp. Nuclear Div Box 375 Hazleton Pa ; WAMPLER Roy W. G Libbey Glass Co. Technical Bldg 1701 E. Broadway Toledo 5 Ohio WANG huan L 720 S. E. Franklin Beaverton Ore Tektronix Inc. , bodies istables PLES WANG Franklin F. Y. B Corp. 4324 N. 27th St. Milwaukee 16 Wise A. O. Smith WANGELIN H. P. E Universal Corp. 3305 W. Forest Home Ave. Milwaukee 15 Wisc WARD George V. R McLain Works Refractories H. K. Porter Co. Inc. Div Wellsville Ohio WARD George W. G 1049 W. 32nd Ave. io Vancouver 9 B. C. Canada ee Consultant ; WARD John F. R 226 Beechwood Rd Norristown Pa E. J. Lavino & Co. 1 OUT INIMIZGS S WITH $ ugged orting sagger ips re- WARD K. E. M United Clay Mines Corp. 101 Oakland St. Trenton 6 N. J. - WARD Mrs. S. Paul M 601 Mission St. Box 345 South Pasadena Calif S. Paul Ward Inc. WARD Thomas J. Box 3 Ogdensburg N. Y. ~ WARDE John M. RF Union Carbide Ore Co. 30 E. 42nd St. New York 17 N. Y. WARDEN Alvin P. S W. Bush & Co. 174 Third Ave. N. Nashville 3 Tenn glaze its re- ipping tessing LOR- WARE Robert K. I 569 Hess Rd Apt D Columbus 10 Ohio WARFIELD Robert A. G 1644 Kenwick Rd Columbus 9 Ohio Federal Glass Co. AK motion clean- proof * ready waways NE 1 Stilts cialties ces on WARGA Casimer F. R 863 Colwyn Rd Jenkintown Pa Frank Samuel & Co. Inc. WARRELL Lincoln A. R Aluminum Co. of America 610 New Center Bldg Detroit 2 Mich WARREN George EI Permutit Inc. 1000 West Ave. Rochester 3 N. Y. WARREN Sandra H. o Col. R. B. Warren 019380 Chief of Staff Com Z APO 58 New York N. Y. PLY PLY WARREN William R. W American Encaustic Tiling Co. 1000 N. Cannon Ave. Lansdale Pa z DL a ss 7 { f ILLETIN j WARSHAW Stanley I. I 228 Foster St. Brighton 35 Mass WASHABAUGH Grover C. Jr. M New Castle Refractories Co. New Castle Pa VOL 38 No. 10 1959 WADDINGT WADDINGT WADDINMG ilT ler ew ener E. R. Miller Willow St. Washington N. J. WATANABE Muneo Electrical Communication Lab Kichijoji Musashino Tokyo Japan WATERS Martin R. WI 22 Red Rose Way Levittown Pa Wenczel Tile Co. WATKINS George B. G Libbey Glass Co. 1701 E. Broadway Toledo 5 Ohio WATKINS Ray T. S U. S. Tariff Commission Ceramic Div Eighth & E Sts N. W. Washington 25 D. C. WATKINS Robert V. GJI Alderwood 6363 Rd Cleveland 30 Ohio WATKINS William E. SI . 6363 Alderwood Rd Cleveland 30 Ohio Metropolitan Brick Inc. WATKINS W. J. M Kentucky Clay Mining Co. Mayfield Ky WATSON George F. R American Brake Shoe Co. Metallurgical Lab Mahwah N. J. WATSON James F. 4663 Merle Hay Rd Des Moines 10 Iowa WATTS Arthur S. Honorary XFI Ohio State University Dept. of Ceramic Engineering 124 W. 17th Ave. Columbus 10 Ohio WATTS Richard L. WJI 138 Fairchild Circle Offutt AFB Nebr U. S. Air Force WAUFLE Harold E. 333 Grandview Ave. Zelienople Pa WAUGH J. Stanley Mass Inst of Tech Bldg 20 Rm 001 Cambridge 39 Mass WAXLER Roy M. B National Bureau of Standards Conn Ave. & Van Ness St. N. W. Washington 25 D. C. WEATON Ralph L. G St. Joseph Lead Co. Zinc Smelting Div Box 97 Monaca 6 Pa WEAVER Don S. RJ Weaver Material Service First National Bank Bldg Jamestown N. Y. WEAVER Leonard W. Bird & Son Inc. E East Walpole Mass - WEAVER R. A. MF Ferro Corp. 4150 E. 56th St. Cleveland 5 Ohio WEBB Wells A. B Hexcel Products Inc. 2332 Fourth St. Berkeley 10 Calif WEBBER H. M. M 226 Darwin Dr. Buffalo 26 N. Y. Harper Electric Furnace Corp. WEBBER John J. G 28 Meadow Wood Dr. Holden Mass Morgan Construction Co. WEBER Arthur W. G Works Corning Glass Corning 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. S Deister Concentrator Co. Inc. 901 Glasgow Ave. Fort Wayne Ind WEBER Gerard H. 3 Birchwood Dr. S. Saugerties N. Y. Ferroxcube Corp. of America WEBER Neill G Mellon Institute 4400 Fifth Ave. Pittsburgh 13 l'a Harriot St. Woodbridge N. J. Synthetic Mica Co. WEBSTER Charles E. RI 311 E. Beaver St. Zelienople Pa Refractories Co. WEBSTER David S Polychemicals Div West Virginia Pulp & Paper Co. Box 832 Charleston S. C. WEED S. Eugene R Vesuvius Crucible Co. Box 8275 Swissvale Pittsburgh 18 Pa WEEDY Robert C. R Harbison Refractories Cc Box 957 Windham Ohio WEHTJE Ernst J. 2 Hans Michelsensgatan Malmo , Sweden Skanska Cementaktiebolaget WEHTJE Karl Fredrik A Rorstrands Porslinsfabriker Lidkoping Sweden WEIDEL Robert A. G 497 Apple Orchard Lane Webster N. Y. Bausch & Lomb Optical Co. WEIDENBAUM Sherman S. G 59 W. Second St. Corning N. Y. Corning Glass Works WEIDLICH Gilbert M 403 Geyer Forest Dr. Kirkwood 22 Mo. Western Machinery & Engine Co. WEIDMAN V. Wesley L 201 Duncan Ave. Wilmington 3 Del E. I. du Pont de Nemours & Co. Inc. WEIGEL Robert C. R 2 Melody Lane Mexico Mexico Refractories Co. Div Kaiser Aluminum & Mo. Chemical Corp. WEINSTEIN Alex G EdnaLite Optical Co. Inc. 200 N. Water St. Peekskill N. WEINTRITT Donald J. MI Baroid Div National Lead Co. Box 1675 Houston 1 Texas WEIS Joseph H. L 60S Demong Dr. Syracuse 3 N. Y. General Electric Co. WEIS Robert J. W 3902 Brownsville Rd Pittsburgh 27 Pa Berkshire Chemicals Inc. WEIS Valentine E. W Stetson China Co. Lincoln Ill WEISE Robert L. G 101 Florence Ave. R. R. 3 Logan Ohio General Electric Co. WEISS David Aeronutronic Div Ford Motor Co. Space Technology Operations Box 697 Newport Beach Calif WEISS E. Joseph BFI 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. WEISZ Robert S. B Telemeter Magnetics Inc. 2245 Pontius Ave. Los Angeles 64 Calif WELCH A. Philip BI 741 Amiford Dr. San Diego 7 Calif Convair WELCH James S. American Ceramic Society Ohio 4055 N. High St. Columbus 14 Norman E WELCH John C. Jr. 23 W. Ave. Arcadia Calif O. Hommel Co. 635 WELLUS WELLUS MICHAU ae (ae, fre 4 - Dominion Firebric&k 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 Laughlin China Co. Newell W. Va ': WELLS Ames H. S Richland Shale Products Co. Box 4126 Columbia S. C. 5. WELLS J. M. W Homer Laughlin China Co. Newell W. Va : WELLS Ralph G. B Crucible Steel Co. of America Central Research Lab Box 7257 Pittsburgh 13 Pa 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. ._ WELSH Terrance R. G 484 E. Beechwold Blvd. Columbus 14 Ohio WELSHANS L. T. R Diamond Alkali Co. Cement 300 Union Commerce Bldg Cleveland 14 Ohio Div WELTE Ralph J. S Summit Pressed Brick & Tile Co. Box 533 Pueblo Colo ' WELTERLEN James D. LI ' 1428 Ontario Ave. Pasadena Calif Gladding McBean & Co. WENCZEL C. W Wenczel Tile Co. Box 908 Trenton N. J. WENCZEL TILE CO C. Wenczel Box 908 Trenton N. J. ' WENDT Nelson E. M a < American Potash & Chemical Corp. 595 Foch Blvd. Williston Park N. Y. WENGER James A. L. Messrs Wengers Ltd. Etruria f Trent Stafford England WENNING W. F. E Ceramic Color & Chemical Mfg Co. Box 297 New Brighton Pa WENTWORTH Sally A. _ Box 1417 Alfred N. Y. WENTZ B. B. S Belden Brick Co. 700 W. Tuscarawas St. Canton 1 Ohio WERKEMA Thomas E. S { Dow Chemical Co. Midland Mich - WERNER Alan J. G 159 Watauga Ave. Corning N. Y. i Corning Glass Works WEST Frank Haslemere Greenlane Buxton Derby England Derbyshire Silica Fire Brick Co. . WEST Howard F. R Illinois Clay Products Co. 68 N. Chicago St. Joliet Ill WEST Richard R. BI 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 Schenectady N. Y. WESTERN BRICK CO Danville Ill The Knolls I. R. Cline WESTERN CLAY MFG CO ms Hi A. C. Bray Jr. Box 176 Helena Mont ULLETIN 4 VOL 38 No. 10 1959 alien. Ste O. S. Mundy Dept. 7520 Hawthorne Sta Chicago 23 Ill 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 Diamonite Products Mfg Co. WESTMAN A. E. R. GF Ontario Research Foundation 43 Queen's Park Toronto 5 Ont Canada WESTMONT O. B. R Manville Products Corp. Lompoc Calif WESTON Ralph H. SI Arketex Ceramic Corp. Brazil Ind ORAM Francis G. 11 Walnut Lane Hartford Northwich Cheshire England _ Imperial Chemical Industries Ltd. WEST VIRGINIA BRICK CO Claude Wiseman Box 1071 Charleston 24 W. Va ' WEXLER Aaron B Westinghouse Research Labs Beulah Rd Pittsburgh 35 Pa WEYL Woldemar A. GF College of Mineral Industries Pennsylvania State University University Park Pa WHALEN Thomas J. B 7678 Harding St. Taylor Mich Ford Motor Co. WHEELER D. D. W 51 Maple Ave. Madison N. J. Titanium Alloy Mfg Div National Lead Co. WHEELER Marvin Q. G ' Coca Co. Engineering Dept. Drawer 1734 Atlanta 1 Ga WHEELER William H. BI 6809 Queens Ferry Rd Baltimore 12 Md Martin Co. WHEELING STEEL CORP Ernest B. Snyder Steubenville South Plant Steubenville Ohio WHERRY Allen P. BI 9652 Oakdale Parma 29 Ohio Thomas Associates Inc. WHITACRE D. D. R Whitacre Fireproofing Co. Waynesburg Ohio WHITACRE FIREPROOFING CO D. D. Whitacre 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 Ln Keighley Yorks England WHITAKER L. R. SFI Carolina Ceramics Inc. R. R. 3 Columbia S. C. WHITE Frank L. G 12147 Manor Detroit 4 Mich Ford Motor Co. WHITE George D. B 2064 Douglas Lane White Bear Lake 10 Minn Minnesota Mining & Mfg Co. WHITE Harold E. RFI 197 Beech Rd Butler Pa Lava Refractories Co. General Dynamics Corp. Box 608 San Diego 12 Calif WHITE J. F. B 2016 Arrowood Dr. Cincinnati 31 Ohio General Electric Co. WHITE John M. L Sperry Electronic Tube Div Gainesville Fla WHITE Jonathan S. W 1302 Singer Pl Wilkinsburg Pittsburgh 21 Pa Carborundum Co. WHITE O'Mara G 642 Fairmont Ave. Westfield N. J. Carborundum Co. WHITESELL Lysle E. R Wellsville Mo. Wellsville Fire Brick Co. WHITESIDE Samuel F. G Pittsburgh Plate Glass Co. Glass Research Center Box 11472 Pittsburgh 38 Pa WHITFIELD Robert E. R 1079 Benz Ave. Cincinnati 38 Ohio Chas Taylor Sons Co. WHITFORD William G. DF Box 38 Olympia Fields Ill University of Chicago WHITING Harvey W. Box 202 Lacona N. Y. WHITLEY Jack O. MI 2357 Parkwood Dr. N. W. Warren Ohio Titanium Alloy Mfg Div National Lead Co. WHITNEY Earl J. GJ Corning Glass Works Charleroi Pa WHITNEY John B. E 1056 Kevin Rd Wichita 14 Kans Boeing Airplane 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 Corp. WHITTAKER G. Ward W Union Meeting Rd Gen. Del Bluebell Montgomery County Pa Universal Corp. WHITTEMORE J. W. SFI _ Virginia Polytechnic Institute Blacksburg Virginia WHITTEMORE O. J. S Vincent Clay Products Co. 615-19 State Bank Bldg Fort Dodge Iowa WHITTEMORE O. J. Jr. RI Norton Co. Worcester 6 Mass WHITTEMORE Russell G. G Pittsburgh Plate Glass Co. One Gateway Center Pittsburgh 22 Pa WHITTLE Francis F. L Westinghouse Electric Corp. Box 284 Elmira N. Y. WIBERG Orjan AB Svenska Metallverken Vasteras Sweden C. WICKE Warner L General Electric Co. Cart 4 One River Rd Schenectady N. Y. WICKS John S. B Hubbard & Co. Box 61 Lyons III WIEGAND Frank R. W 111 Brookfield Rd North Syracuse N. Y. Onondaga Pottery Co. WIENS Bradley E. G : Illinois 1700 N. Westwood Ave. : ~ Toledo 7 Ohio WIGGINS Robert R. : - 802 Byford Blvd. Endwell N. Y. 637 206 Rand Ave. Painted cost av. 6. Corning Glass Works : WILANSKY Harold G y 69 Meadow Brook Corning N. Y. Corning Glass Works WILBANKS William H. L Electrochemicals Dept. Electrochemicals de Electrochemicals Electrochemicals we Ceramics Wilmington 98 Del WILLIAMS Lawrence G Box 652 San Antonio 6 Texas Artist in Glass Div Consultant WINTER Aniuta ' Institut d'optique Theorique et Appliquee 3 Bld Pasteur Paris 15 France Tektronix Inc. Box 831 Portland 7 Ore . WILCOX David L. I University of Illinois 4 204 Ceramics Bldg Urbana Ill WILLIAMS Leroy L. Jr. EI Adams 3006 Ave. Evansville Ind Whirlpool Corp.) WILLIAMS Robert B. L 315 Dawn St. Signal Mountain Tenn WINTER Edward D 11020 Magnolia Dr. Cleveland 6 Ohio Enamelist WINTER Gary E. GJI WILCOX Herman G. R 7 800 Ross Ave. Pittsburgh 21 - Harbison Refractories WILCOX James W. S Pa Co. American Lava Corp. WILLIAMS Robert H. R C. E. Thurston & Sons Inc. Box 2411 Norfolk 1 Va 7325 Manor Dearborn Mich Ford Motor Co. WIRTH David G. 618 Catherine St. Joliet Ill Alliance Clay Product ; Alliance Ohio WILCOX Paul D. Co. WILLIAMS Robert M. RI 5809 Royal Oak Ave. Baltimore Md General Refractories Co. WISCONSIN PORCELAIN CO L. A. Stohl 120 Lincoln St. Sun Prairie Wisc 59 S. Grant St. Midvale Utah i WILD Alfred S Box 792 Niles Calif Kraftile Co. WILD Rudolf F. W { - American Feldmuehle Corp. ! 11 W. 42nd St. New York 36 N. Y. j4 WILDER David R. BI i 1212 S. Third St. Ames Iowa 4 Ames Laboratory U.S.A.E.C. 5 WILKE William P., III M Hammond Lead Products Inc. 5231 Hohman Ave. Box 912 Hammond Ind WILLIAMS Walter E. WI New Castle Refractories Co. New Castle Pa WILLIARD William F. M Denison Engineering Div American Brake Shoe Co. 1160 Dublin Rd Columbus 16 Ohio WILLIS James B. EF 309 Timonium Rd Timonium Md Pemco Corp. WILLIS James L. R Kaiser Aluminum & Chemical Sales Inc. 3 Gateway Center Pittsburgh 22 Pa WISE Andrew E. S Zonolite Co. Box 217 Travelers Rest S. C. WISE Douglas XJ 5 Irving St. Alden N. Y. Carborundum Co. WISE L. G. B E. I. du Pont de Nemours & Co. Central Research Dept. Experimental Station Wilmington Del WISEMAN Claude F. S West Virginia Brick Co. Box 1071 Charleston W. Va ! WILKES Gordon B. RF WILLMORE Tracy A. R WISHART A. W. G Box 426 East Orleans Mass i James R. * WILKES R University of Illinois 204 Ceramics Bldg Urbana Ill Knox Glass Inc. Knox Clarion Co. Pa Mexico Refractories Co. Div Kaiser Aluminum & Chemical Corp. WILSON Bonum S. Jr. RJ 940 River Rd Youngstown N. Y. WISHOSKI I. Stanley R Industrial Heating Better Refractories Bldg Carborundum Co. 1400 Union Trust Bldg Mexico Mo. ": WILKINS Ian Hugh W ; WILSON Calvin S. G Libbey Glass Div Illinios Pittsburgh 19 Pa WISS J. E. MFI : 325 Old Quarry Rd Kingston Ont Canada . Frontenac Floor & Wall Tile Ltd. W. : WILKINS William M : 1454 Hagey Dr. Barberton Ohio ." Ferro Corp. WILLEMS H. W. V. G a 1513 Pacific Ave. od Natrona Heights Pa ut Pittsburgh Plate Glass Co. * WILLIAMS Alan B. RI 7 105 McCarthy Dr. Augusta Ga Ash St. & Wheeling R.R. Toledo 1 Ohio WILSON Charles L. S 217 N. Meridian St. Brazil American Vitrified Products WILSON Glenn I. 1415 N. Fourth St. Apt 12 Columbus 1 Ohio WILSON Harold C. EI Vitreous Steel Products Co. Box 150 Nappanee Ind Ind Co. 1339 Lincoln Rd Columbus 12 Ohio Consultant WITMER Frank G Ohio 612 W. Main St. Woodville Ohio Lime Co. WITSCHEY Ray A. R 204 Mary Ann Dr. Glenshaw Pa A. P. Green Fire Brick Co. WITSELL William A. L Burroughs Corp. Research Center Paoli Pa Wilcox WILLIAMS - Babcock & Co. : Arthur E. G : 1214 Eighth St. Moundsville W. Va WILSON Homer W. S Delaware Clay Co. Box 352 Delaware Ohio WITTER Raymond B. I Edificio Galipan A Av Miranda El Rosal Caracas Venezuela . Fostoria Glass Co. . WILLIAMS Charles N. EI 7 19027 S. 47th Seattle 88 Wash WILSON Hugh H. Jr. BI Clemson College Olin Hall Clemson S. C. Fabrica de Productos WITUCKI Robert M. G 139 Olive Mill Rd Ceramicos : Boeing Airplane Co. WILLIAMS C. K. & CO : E. H. Kroepel 2001 Lynch Ave. East St. Louis Ill WILLIAMS Clyde RF 50 W. Gay St. Suite 470 Columbus 15 Ohio WILSON Maurice S. R 14 Reynolds Dr. Wallingford Conn American Refractories & Crucible Corp. WI WILSON Robert C. 1079 Afton Rd Columbus 21 Ohio American NephelineNepheline Ltd. Santa Barbara Calif Hoffman Electronics Corp. WITZEMANN A. W. W Eljer Co. Div Murray Corp. of America Ford City Pa WOHLFORT Sam W. G Clyde Williams & Co. WILSON Robert F. L Libbey Glass Co. - WILLIAMS George F. G Illinois Technical Center Durakool Inc. 1010 N. Main St. Elkhart Ind 1701 E. Broadway Ave. Toledo 5 Ohio 7647 1700 N. Westwood Ave. Toledo , Ohio WILSON Roger E. R WOLF William F. G WILLIAMS Harry M. WI 3143 Chauncey Ave. R. R. 2 Crest Vue Rd _ Insulator Dept. General Electric Co. San Diego 11 Calif Washington Pa Box 57 Baltimore 3 Md Narmco Industries Inc. B. F. Drakenfeld & Co. . WILLIAMS James L. R WINBURN H. L. S WOLFF Robert L. W 5 A. P. Green Fire Brick Co. Ltd. Box 1369 Little Rock Ark Centralab Div Union Inc. - te 656 Evans Ave. Winburn Tile Mfg Co. 900 E. Keefe Ave. Milwaukee 1 Wisc WINCHELL Richard R Vancouver 4 B. C. Canada Westinghouse Electric Corp. WOLFENSPERGER R. E. R WILLIAMS James O. Atomic Power Dept. Box 355 231 Martin Ave. Pittsburgh 16 Pa 605 Page Vandalia Mo. Pittsburgh 30 Pa Tom Brown Industrial Supply Co. * WILLIAMS John A. W WINCHESTER George L. Jr. WOMELDORPH R. C. G Raleigh Box 250 Trenton 2 N. J. 2513 Stafford Ave. C. Corning Fiberglas Corp. N. 2 Mitchell Co. WINDLER Jerold A. Glass Research Lab Newark Ohio . WILLIAMS John C. L 7 Mt. Vernon Way Whippany N. J. ~ Bell Telephone Labs WILLIAMS Josephine L. B Missouri School of Mines Apt 3 Rolla Mo. WINEMILLER William F. R 11 Ardmore Road Worcester 9 Mass WONG Y. Y. X 5741 S. Kenwood Ave. Chicago 37 Ill WONGSOREDJO Rasmadji Balai Penjelidikan Keramik : Cedar Lane Farm WINSHIP Lee C. GI Ceramic Institute : R. R. 1 Foster Ohio Raytheon Co. 465 Center St. Djl Raya Timur 322 Cincinnati Milling Machine Co. Quincy Mass Bandung Indonesia BULLET4IN VOL 38 No. 10 1959 639 ---- on ' or $ Super roducts ee mbernitcsk shapes ermined educed erties of is field pressing rably and Carolina I highly en used and wide shes are : Mullite Because occuring er costs a sheets contain and any ! asking sed use BULLETIN WOO Robert K. F. Box 3702 Georgia Tech Station Atlanta 13 Ga + WOOD Clifton E. W 512 E. Ellen Fenton Mich A C Spark Plug Div " General Motors Corp. WOOD Kenneth T. R ~ 102 Grace Blvd. Painted Post N. Y. 1 Corning Glass Works WOOD Llewellyn Jr. S Carrington Woods R. R. 4 Box 209 Milledgeville Ga Oconee Clay Products Co. ~~ WOOD Russell K. WI 3900 E. California St. Pasadena 10 Calif Wallace China Co. Ltd. WOODBRIDGE Thomas C. 22 Walkwood Rise Beaconsfield Bucks England British Bath Co. Ltd. " WOODRUFF Calvert M. W American Nepheline Ltd. 25 King St. W. Toronto 1 Ont Canada WOODRUFF Ernest W. R Refractory Products Co. 910 Custer Ave. Evanston Ill WOODRUFF Roger W. 5364 Youngridge Dr. Pittsburgh 36 Pa WOODS C. J. X Philips Electronics Inc. Instruments Div 750 S. Fulton Ave. Mount Vernon N. Y. WOODS Hubert B Portland Cement Assn 33 W. Grand Ave. Chicago 10 Ill WOODS William J. M Pennsylvania Glass Sand Box 627 Lewistown Pa Corp. WOODVILLE LIME PRODUCTS CO J. Robert Cowell Jr. 2140 Jefferson Ave. Toledo 2 WOODWARD Roger WI 200 Alaimo Dr. Rochester 10 Victor Insulators Div Ohio N. Y. T Circuit Breaker Co. - WOODY John H. Jr. L D. M. Steward Mfg Co. Box 510 Chattanooga Tenn WOOLDRIDGE Morris L. R Corning Fiberglas Corp. Research Center Newark Ohio WOOLEY Seward E. RI 18 E. Brown St. Somerville N. J. Manville Research Center + WOOSLEY Robert D. W Aluminum Co. of America Box 300 Bauxite Ark WOOTEN John H. S Butler Brick Co. Elgin Texas WOOTEN Richard M. G 602 American Rd Nashville 9 Tenn Tennessee Mirror Co. WORCESTER R. L. S Purington Brick Co. Box 110 Galesburg Ill WORCESTER ROYAL PORCELAIN CO LTD Joseph F. Gimson Royal Porcelain Works Severn St. Worcester England - WORCESTER W. G. XFI 720 Sask Crescent E. Saskatoon Sask Canada Consultant WORK Lincoln T. M 15 N. Crescent Maplewood N. J. Consultant WRIGHT E. P. WI Taylor Smith & Taylor Chester W. Va Co. . & WRIGHT J. E. _ . Messrs A. G. Hackney Co. Ltd. Fairfield Pottery Trent Hanley England * VOL 38 No. 10 1959 WRIGHT John C. RJ Box 534 Beamsville Ont Canada General Refractories Co. of Canada WRIGHT J. W. GI Illinois 1700 N. Westwood Ave. Toledo 7 Ohio WRIGHT Louis H. WJ 612 Castleton Ave. Staten Island 1 N. Y. Woodbridge Sanitary Pottery Corp. WU J. C. C. G _ Illinois Technical Center 1700 N. Westwood Ave. Toledo 7 Ohio WUELLNER Joseph F. E 8581 Wyatt Rd Brecksville Ohio Ferro Corp. WURTSBAUGH C. G. W Glostex Chemicals Inc. 3056 Bandini Blvd. . Los Angeles 23 Calif WUSKE H. H. S 414 Case Pl N. W. Canton Ohio Metropolitan Brick Inc. WUSKE Richard L. 133 W. Blake Ave. Columbus 2. Ohio WYANDOTTE CHEMICALS CORP Paul E. Burchfield 1609 Biddle Ave. Wyandotte Mich WYCKOFF W. R. R Joseph Dixon Crucible Co. 167 Wayne St. Jersey City 3 N. J. WYGANT James F. RI Standard Oil Co. Indiana Engineering Research Dept. Box 710. Whiting Ind WYMAN George F. S Ozark Smelting & Mining Co. W. Fourth St. Box 855 Kans Coffeyville WYNDHAM Francis H. Jr. RI 130 S. Tatnall St. Milledgeville Ga General Refractories Co. WYSONG Charles F. B 425 Clay St. Marietta Ga Georgia Institute of Technology WYSOR D. R 50 Church St. New York 7 N. Y. Y YAMAGUCHI Mitsuo W 6N8orOiatkawkoeoCdo.AvIen.c.Kearny N. J. YAMAMOTO Hideo G 40 Central Park S. New York 19 N. Y. Asahi Glass Co. YAMASAKI Kazuo Chemical Institute Science Faculty Nagoya University Chikusa Nagoya Japan YAMAUCHI Toshiyoshi Tokyo Kogyo Daigaku Tokyo Institute of Technology Ookayama Meguro Tokyo Japan YARTE Andrew A. W Productos Ceramicos S. A. Apartado 486 Monterrey N. L. Mexico YARTE Eugene A. W Industrias Procesa Apartado 486 Monterrey N. L. Mexico YATES Donald N. Jr. 7641 Parkview Dr. Columbia S. C. YATES James W. I 736 Portage Ave. Apt 5 South Bend 16 Ind YAVORSKY Paul J. B Zirconium Corp. of America 31501 Solon Rd Solon Ohio YAWITZ Murray G Schurman Corp. 70 Portman Rd New Rochelle N. Y. YENCKEN Arthur J. R. E. Yencken & Co. Pty Ltd. 58-72 Queen's Bridge St. . South Melbourne Vic Australia YERRICK William B. R Steel Allegheny Ludlum Brackenridge Pa Corp. AUad, sey ae United Clay Mines Corp. 101 Oakland St. Trenton N. J. YOSHIKI Bumpei 304 Tsurumi Tsurumi Yokohama Japan Asahi Glass Co. YOST Ernest L. G Continental Can Co. Inc. Hazel Glass Div R. R. 2 Box 170 Canonsburg Pa YOUNG David A. S Cloud Ceramics Concordia Kansas YOUNG Herbert N. Jr. WJ Zeller Corp. Fort Wayne Rd Defiance Ohio YOUNG Howard S. B R. R. 1 Chadds Ford Pa E. I du Pont de Nemours & Co. Inc. YOUNG James John G. Stein & Co. Ltd. Manuel Works Linlithgow Scotland YOUNG James E. S Box 932 Alfred N. Y. State University of New York College of Ceramics at Alfred Univ YOUNG John C. G Portuguese Bend Club Portuguese Bend Calif Hayward Scientific Glass Corp. YOUNG Lloyd G. G Corning Glass Works Main Plant Melting Services Corning N. Y. YOUNG Paul C. LJ Arnold Engineering Co. Box G Marengo Ill YOUNG Robert W. GI American Optical Co. Glass Research Lab Southbridge Mass YOUNG Stanley H. RI Cleveland Quarries Co. Amherst Ohio YOUNG Vincent M. GI American Optical Co. Southbridge Mass YOUNG Willard G. WI Case Manufacturing Corp. 1000 W. Pine St. Robinson Ill YOUNG W. O. WI Falls 6 Livingston St. Honeoye Victor Insulators Div Y. T Circuit Breaker Co. YOUNGBLOOD Charles J. Jr. Mississippi Glass Co. 88 Angelica St St. Louis 7 YOUNGS Robert A. L 3180 W. State Rd R. R. 1 Olean Y. Hi Div Aerovox Corp. G Mo. YOUNT Richard V. G C. Tennant Sons & Co. 100 Park Ave. New York 17 N. Y. YU Michael L Universal Supply & Engineering Co. 11512 Baltimore Ave. Beltsville Md YUTZEY Marvin G. D Fostoria Glass Co. 1200 First St. Moundsville W. Va Z ZAHN William A. W 69 Glenwood Dr. New Shrewsbury N. J. Atlantic Tile Mfg Co. ZAHNISER George B. W Shenango China Inc. Box 120 New Castle Pa ZAIDI S. Rasheed Ali Ohio State University . Dept. of Ceramic Engineering Columbus Ohio 124 W. 17th Ave. 10 ZANOWIAK Peter P. SI-1 515 S. E. 21st St. se Mineral Wells Texas Texeramics Inc. ZAPFE Richard C. W 162 Penfield St. Pomona Pomona Tile Mfg Co. Calif Z| AVIS Lewis WI 1 11012 S. Chanera Inglewood Calif H. F. Coors Co. Inc. : ' ZEHRLAUT Herbert A. R. R . Calcium Aluminate Cement Corp. 104 E. 40th St. New York 16 N. Y. ~ ZEILLER Irwin F. M 150 Mason Dr. Manhasset Long Island N. Y. - B. F. Drakenfeld & Co. Inc. ' ZELLER CORP R. E. Costello i Fort Wayne Rd Defiance Ohio ZELLER R. C. L - Zeller Corp. + Fort Wayne Rd Defiance Ohio ZICKEFOOSE Ellis J. R 7 Griffin Wheel Co. 445 N. Sacramento Blvd. ; + Chicago 12 Ill ' ZIEGFELD Robert L. M Lead Industries Assn 60 E. 42nd St. New York 17 N. Y. ZIEGLE Glenn D. R : 774A E. Sycamore Ct Upland Calif Kaiser Steel Corp. ea ZIMAR Frank G Corning Glass Works Main Lab Corning N. Y. ZIMMER David C. WFI Ohio 513 Harding Rd Zanesville Ohio Nelson McCoy Pottery Co. ZIMMERMAN Joe A. Florence Apts Apt N Florence Ala ZIMMERMAN Philip D. . 611 W. Fayette Ave. Effingham Ill ZIMMERMAN William F. B 8987 Cherry Blossom Lane Cincinnati 31 Ohio General Electric Co. ZINK George H. EI A. O. Smith Corp. 3533 N. 27th Milwaukee 16 Wisc ZINK Harold F. G Illinois 1700 N. Westwood Ave. Toledo 1 Ohio ZLOTNICK Herbert LI 350 Irvington Ave. Elizabeth N. J. Mucon Corp. ZLUPKO John E. B 6227 Walker St. Philadelphia Pa General Electric Co. ZNEIMER Joel E. LI . 171 Grove Ave. Verona N. . Kearfott Co. Roy W. ZOCHER 3800 Alhambra ZORZI Eugene Martinez Martinez Way 1225 Tenth Ave. Irwin Pa C. Tennant Sons & Co. ZUDNAK Stephen J. W Box 1599 Trenton N. J. General Porcelain Co. Calif Calif ZUMWALT Donald A. L 10519 S. Kibbee Whittier Calif . Telemeter Magnetics Inc. ZUNICK Michael J. L 2740 S. 111th St. West Allis 19 Wisc General Electric Co. ZUROMSKY George B 3 Ridgeview Dr. Bloomfield Conn Combustion Engineering Inc. ZVANUT Albert J. M 16227 Honnington St. Whittier Calif Stoody Co. ZVANUT Frank J. MI Country Club Ln St. Charles Mo. Godfrey L. Cabot Inc. ZWERMANN Carl H. BF 806 W. Main St. Robinson III ZWETSCH Artur Villeroy & Boch Mettlach Germany -- BUSH Werner F. 501 S. Allen St. State College Pa COOK Donald C. . Box 998 Alfred N. Y. _= DANESH Harold = Box 54 Alfred N. Y. > DONAHUE Leonard L. R. R. 1 Hooversville Pa - DOUD James R. . R. R. 1 Canaseraga N. Y. EHRLICH Waldron L - 9 Tilton Pl R. R. 1 Red Bank N. J. Radio Corp. of America . FONTANA Harry E. Box 356 Renton Pa HUBER John H. Box 826 Alfred N. Y. - LASHBROOK James A. Jr. 310 E. Gregory Dr. Champaign Ill Addenda MARTIN Robert E. G University of Toledo Institute of Silicate Research 2801 W. Bancroft Toledo 6 Ohio NARDE Carmen J. 13 E. River St. Corning N. Y. PECORARO George A. 1112 W. Oregon Urbana Ill PERKINS Raymond Box 826 Alfred N. Y. REED Elwyn K. Box 827 Alfred N. Y. REEDER Ray K. Jr. 400 E. Prospect Ave. State College Pa RICE Thomas W. Box 787 Alfred N. Y. ROSSETTI Michael Box 1386 Alfred N. Y. RUSHWORTH W. Harry 301 S. Allen St. State College Pa SLAW David M. 212 W. Fifth St. Delavan Ill STURGIS David H. University of Illinois Men's Residence Halls 125 Garner House Champaign Ill VEEDER Richard K. 52 Maple Ave. Cohocton N. Y. WATKINS James E. L North American Philips Co. Inc. 100 E. 42nd St. New York 17 N. Y. WILLIAMSON William O. B Pennsylvania State University College of Mineral Industries University Park Pa YOUNG R. Brian 234 Demarest Box 1130 New Brunswick N. J. inerals 36-59 Canada F : BULLETIN - VOL 38 No. 10 1959 4 643