Document byLG1aLgn1ry8gJ7xmRedv3ak

---------- 1-- MEMBERS Dru joinod Cornoany Dei* Joined Company Data Joined Company TF37 Abreaivt Stair-Association 1937 Dravo Corporation 1968 Midwestern Coating Corporation 1570 Abrasive Materials Division 1962 E. I. du Pont de Nemours & Co. 1936 Mine Sefety Appliances Company Nono'1 Company 1966 Eaatman Kodak Company 1949 Mobil Oil Corporation 1P37 Abrasive Products Company 1963 Edmar Abrasive Company 1956 Jesse S. Morle 6 Son, Inc. 1570 Abras'ves Division ' Bencn Corporation 190 Electro Refractories & Abrasive Division of Ferro Corporation 1966 Nailonal Coal Association 1637 National Crushed Stone Assn., Inc. 1956 Acme Abrasive Company 1969 Environmental Sciences, Inc. 1969 National Forge Company 1936 Alleghen) Ludlum Steel Corp. 1956 Equitable Lila Assurance Society 1947 National Glass Sand Corporation 1956 Allied C'lemicai Corporation ot the United States 1937 National Grinding Wheel Division 1670 Allisor. Campbell Division 1937 Ethyl Corporation . Federal-Mogul Corporation Ami'.nrj' cnain & Cable Co., ine. 1937 ' Exoion Company 1937 National Industrial Sand Assn. 1630 Aluminum Company ot America 1949 Ferro Corporation 1966 National Insulation Mlrs. Assn. 1569 Aluminum Co. o< Canada (Alcan) 1964 FMC Corporation 1937 Nalional Lead Company 1P47 American Can Company, Ine. 1967 FMR Corporation 1945 National Sand & Gravel Assn., Ine. 163' American Emery Wheel Works 1937 Foote Mineral Company 1938 National Slag Association 1636 'America.' insurance Association 1947 Ford Motor Company 1962 Nederland du Pont de Nemours '544 America*- i'cr and Steel institute 1969 Fostorla Glass Company N. V. 1657 America.* f.'-r:et Climax, Ine. 16.17 America' Mining Congress 1936 Foundry Supply Manufacturers' Group 1963 Osborn Manufacturing Company 1953 Owens-Coming Fiberglas Corp. 1645 'American. Mutual Insurance Alliance 1969 Frantz, McConnell & Seymour 1936 Owens-Illinois, Inc. 16*4 America' Optical Company 1963 Freeport Division 1954 Pacific Grinding Wheel Company, 1657 .American Petroleum Institute 1964 American Potash & Chemical Corp. Nalco Chemical Company 1943 Gardner Machine Company Ine. 1937 Pennsylvania Glass Sand Corp. 1936 Americar Smelling & Relining Co. 1959 American Stanoard, Inc. 1956 Geigy-Werke Schweizerhaile A. G. 1937 General Abrasive Company .1956 Pennsylvania Manufacturers' Assn. Insurance Company 1959 1936 1951 1965 American Textile Mlrs. Institute Anaeonce Company Armco Siee. Corporation Armstrong Cnemcon, Inc.. 1968 1970 1947 General Asbestos l Rubber Div. Raybestos-Manhattan, Ine. General Dynamics Corporation General Electric-Company 1960 1964 1970 Petrobras/RPBC Pittsburgh Activated Carbon Div. Celgon Corporation Pneumafll Corporation . 1959 Asbestos Cement Products Assn. 1956 Asbestor Textile Institute 1937 General Grinding Wheel Corp. * 1951 General Mills, Inc. 1938 Portland Cement Association 1937 PPG Industries 1570 1=47 166E 1936 Atlantic Abrasive Corporation Atlas C*-f*ni:a: Industries, inc. Auto-Pic Cempenv Divlsic.n c Masco Corporation Automcr>i* l/anutacturers Assn. 1942 1954 1968 1937 1967 General Moiors Corporation Georgia Kaolin Company Glass Containers Mlrs. Institute, Inc. Glenshaw Glass Company, inc. ' Goodyear Tire & Rubber Company 1967 1952 1970 1637 Precision Grinding Wheel Co., Inc. Red Hill Grinding Wheel Corp. Rex-Cut Products Company Division of Clevepak Corp. H. H. Robertson Company *637 . *970 1965 1558 '956 *570 Avco Ba, State Aorasives Division . The Ba--*iso'. Company Frank tanc'ch Company, me. Bltumincj; Coal Operators' Assn. The Boe -'f Crmoany Border. 1967 1937 1950 1666 Grinding Wheel Division Norton Company Grinding Wheal Institute Gull Oil Corporation Guatln-Bacon Division Certain-teed Products Corp. 1969 1937 1956 1967 Rome Division Revere Copper end Brass, Inc. St. Joseph Lead Company Sauerelsan Cements Company Simonds Abrasive Division Wallace-Murray Corporation. *970 1644 1957 1652 1961 BrockviE; G sss Company, inc. Brush Bh'yljum Company Buckeye Aorasive. Inc. George H Eullarc Company, inc. Butler County Mushroom Farm. inc. 1936 1637 1966 '1067 Hall China Company Hamilton Division American Abrasive Corporation Hantord Environmental Health Fdn. Hanson Company 1966 Sinelair-Koppers Company 1956 Soap and Detergent Association 1968 Sprayed Mineral Fiber Mfra. Assn., Inc. 1964 Standard Oil Company . 1953 ; 1837 '' 1952 1637 Can Manufacturers Institute, inc. Carborunour. Company CelBnest C liberation Centra: Slues Company . 1959 .1961 1937 Hazleton Laboratories (New Jersey) _ .-'r'..-*' Hughson Chemical Company' 1962 Stauffer Chemical Company - Division of Lord Corporation '' 1965 Sturm. Ruger & Company. Inc. Huntington Alloy Products Division .1953 Sugar Beet Products Company 1657 Chayes Abrasives Division International Nickel Co* Inc.-. ... 1968 SysteMed Corporation --. -- .-'-Chaves Dental Instrument Co. -.Vj, 1947.' Inland Steel Company ,'.':;-4.-.1945; Tata Services Limited;---- 1527 Chicap: W-.eel 6 Manufacturing ' 1947 . International Business Machines ' '1969 Tenneeo, Ine! Cc. 195-4 Cincl.n-.at: v.r.i.n; Products Div. Corp. 1967 ITT Abrasive Products Company ' 1946 Tennessee Copper Company Div. o! Tennessee Corporation Clnci*.*.f.- Milmg Machine Cc. ' . 1544 Robert F Ccieman. tnc. 1551 Cotcnia'=:'asive Products Co. 1936 Johns-Manvllle Corporation ' 1939 Jones & Laughlin Steel Corp. 1963 jowitt & Rodgers Company '' 1838 Texas Gulf Sulphur Company ' 1960 . Toms River Chemical Corporation 1B7D Travelers Insurance Companies " 1553 Coma-'cc A-.ntir.jm (Bell Bav, 1967 Kaseo'AbrasIves, Inc. 1936 Union Carbide Corporation US. *565 Comes **;i 5.cerurgica Nacicra! *535 Consc. : c- Ccsi Comcan. tn: 1955 Kawecki Berylco Industries. Inc. ' 1946 Kenr.ecott CopDer Corporation 1542 Koopers Company. Inc. " 1968 United States Asbestos Division . flaybestos-Mannatian. Inc." . 1936 United States Potters Association 1953 Contine-ta-Car. Company, me. '1870 Laclede Steel Company ,. 1935 United States Steel Corporation *5:5 Conli.nf *:s: insurance Companies 1558 Homer Laughlin China Company 1960 Van Straaten Chemical Company ' ' 1527 Cortlsr.r C'>iJior. . 1964 Laverack 8 Haines. Inc. ' 1938 Vesuvius Crucible Company Ame*.:>* Abrasive Corocraiicn *936 Lead Industries Association 1937' Waltham<`Hampden Grinding *555 CPC !-:<"S'. :*.a' 1958 London Transport Board ' Wheel Co. . 1562 Creole Pet-Ctum Corporation 1952 Louisiana Army Ammunition Plant 1937 Washington Mills Abrasive Co. 1637, A. P. oeienne & Son, Ine. . Sperry Rend Corporation - 1937 - Wedron Silica Company '562 Diamon: Sr ertvosk Coroor alien 1937 J. S. McCormick Company 1962 Western Electric Company. Inc. 1658 Dl Skir Dera Ofocuets. Inc. 1946 Manhattan Rubber Division - 1937 Westlield Grinding Wheel Co. 1636 Dow Chf-vca! Corporation f37 Drekert-t : D-vision ' Raybestos-ManhatiBn, Inc. 1866 Manufacturing Chemists Assn.,Ine. 1937 Westinghouse Electric Corporation 1968 Arthur C. Withrow Company r '0 Here.-*'. inc. 1956 Marcona Mining Company 1936 Zinc Institute, Inc. I 'Multiple merr.oe-snip 1949 Metropolitan Lite Insurance Co. 13