G. C. Dewey Corporation 

 , ZOZ E. 44th Street 

 New York, New York 



Di-Conex 



F. O. Box 637 



Moss Point, Mississippi 



Digital Equipment Corporation 

 Maynard, Massachusetts 



Digitrols 



8 Industry Lane 



Cockeysville, Maryland 



Dit-Mco, Inc. 



Systems Engineering Division 



911 Broadway 



Kansas City 5, Missouri 



Dittmore-Freimuth Corporation 

 2517 East Norwich Street 

 Milwaukee 7, Wisconsin 



Douglas Aircraft Co., Inc. 

 ASW and Armament Section 

 3855 Lakewood Boulevard 

 Long Beach, California 



Douglas Aircraft Co. , Inc. 

 Combat Engineering 

 Aircraft Division 

 Long Beach, California 



Dresser Electronics 

 SIE Division 

 10201 Westheimer 

 Box 22187 

 Houston 27, Texas 



Dresser Research 



Division of Dresser Industries, Inc. 



P. O. Box 2656 



Tulsa 1, Oklahoma 



DuKane Corporation 

 St. Charles, Illinois 



Dunlap & Associates, Inc. 

 429 Atlantic Street 

 Stamford, Connecticut 



E. I. du Pont de Nemours & Co. , Inc. 

 Wilmington 98, Delaware 



Dyna-Empire, Inc. 



10 75 Stewart Avenue 



Garden City, L. I. , New York 



Dynalectron Corporation 

 1510 H Street NW 

 Washington 5, D. C. 



Dynatech Corporation 



17 Tudor Street 



Cambridge 39, Massachusetts 



Dynatech Corporation 

 Suite 301 

 1700 K Street 

 Washington 6, D. C. 



Eastern Air Devices, Inc. 

 385 Central Avenue 

 Dover, New Hampshire 



Eastman Kodak Company 

 Apparatus and Optical Division 

 400 Plymouth Avenue North 

 Rochester 4, New York 

 Attn: Advanced Planning Group 



Eberbach Corporation 



P. O. Box 1024 



Ann Arbor, Michigan 



Edgerton, Germeshausen & Grier, Inc. 

 160 Brookline Avenue 

 Boston 15, Massachusetts 



Edo Corporation 

 1310 - Ulth Street 

 College Point 56, New York 

 Attn Ralph Romaine, Sales 



Edo Corporation 

 1725 K Street NW 

 Washington, D. C. 



Electric Boat Division 

 General Dynamics Corporation 

 Groton, Connecticut 



Electric Boat 



R&D Department, Computer Application 



Center 

 Groton, Connecticut 



Electro-Chemical Corporation 

 6744 East Marginal Way South 

 Seattle 8, Washington 



Electrodynamic Instrument Corporation 

 1841 Old Spanish Trail 

 Houston 25, Texas 



Electro-Kinetics Corporation 

 909 Border Avenue 

 Torrance, California 



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