IST of SUPPLIERS The following list of suppliers is not complete since there are literally hundreds of companies in the United States manufacturing items of interest and use to the amateur rocket engine builder. The reader is urged to consult his nearest city's telephone book Yellow Pages. Illustrated catalogs can be obtained by writing the companies listed below; ask for a current ~ and the name nf the nea-vq Circle Seal Products Co., Inc. East Foothill Blvd. & Craig Street Pasadena, California 91107 Ball Valves Hoke Incorporated 10 Tenakill Park Cresskill, New Jersey 07626 Jamesbury Corporation 669 Lincoln Street Worcester, Massachusetts n I 605 Hydromatics, Jnc. 7 Lawrence Street Bloomfield, New Jersey 07003 Republic Manufacturing Co. 15655 Brookpark Road Cleveland Ohio 44142 Check Valves Circle Seal Products Co., Inc. East Foothill Blvd. & Craig Street Pasadena, California 91107 Republic Manufacturing Co. 15655 Brookpark Road Cleveland, Ohio 44142 Hoke Incorporated 10 Tenakill Park Cresskill, New Jersey 07626 Filters Purolator Products, Inc. l000 New Brunswick Avenue Rahway, New Jersey 07065 Hoke Incorporated l0 Tenakill Park Cresskill, New Jersey 07626 Microporous Filter Division Circle Seal Development Corp. P. O. Box 3666 Anaheim, California 92803 Relief Valves Circle Seal Products Co., Inc. East Foothill Blvd & Craig Street Pasadena, California 91107 Hoke Incorporated l0 Tenakill Park Cresskill, New Jersey 07626 Pressure Gauges Helicoid Gage Division American Chain & Cable Co. Connecticut Avenue & Hewitt Street Bridgeport, Connecticut 06602 United States Gauge Division American Machine & Metals, Inc. Sellersville, Pennsylvania 18960 Marsh Instrument Co. 3501 Howard Street Skokie, Illinois 60076 Heise Bourdon Tube Co., Inc. 1 Brook Road Newtown, Connecticut 06470 O-Rings Parker Seal Co. 1050)7 Jefferson 151vd. Culver City California t n2 30 Minnesota Rubber (o. 3628 Wooddalr Avenue Minneapolis, Hi nnf>srlt a 5 r)t4 I 6 Crush Gaskets Gasket !LantSfactlXrirllw ('(-a., fnC* 319 West 17th Street P. O. Box l5438 I.os Angeles, California 9f)()15 Spray Nozzle Delaval Manufacturing Co. Grand Avenue & 4th Street West Des Moines, Tozsa 5()?t.5 Spraying Systems Co. 3265 Randolph Street Bellwood, Illinois ()10'^ Tube Fittings Parker Tube Fittings Division Parker-Hannifin Corp. 17327 Euclid Avenue Cleveland, Ohio 44112 Imperial-Eastman Corp. 6300 West Howard Street Chicago, Illinois 60648 Featherhead Co. 320 East 131st Street Cleveland, Ohio 44108 Gas Cylinder Fittings Western Enterprises, Inc. 27360 West Oviatt Road P. O. Box 9737 Bay Village, Ohio 44140 Hoke Incorporated 10 Tenakill Park Cresskill, New Jersey 07626