ay Operating Contractors 1947 * 1953 1950 Univ. of California Univ. of California ' Univ. of California The Zia Company ‘The Zia Company Navy (Inyokern) Army (Rock. Island) The Zia Company Navy (Inyokern) Navy (Inyokern) Sandia Corporation Bendix Aviation Corp, Bendix Aviation Corp. Army (Rock Island) Sandia Corporation Army(Burlington) Silas-Mason Co. Army (Picatinny) Holmes & Narver Edgerton, Germeshausen, and Grier Army (Burlington) Silas-Mason Co. Army (Picatinny) Holmes &Narver Edgerton, Germeshausen, and Grier Dow Chemical Co, Thompson Products Co, Cambridge Corporation American Car & Foundry Co. N.B.S. Cryogenics Reynolds Electrical Engineering Co. Inc. *Not including architect, engineering, construction, supply, Los Alamos community, nor Nevada service contracts. SFOO Personnel and Location 1947 1950 1953 Headquarters 304 1115! 352 Field Offices --- 212 1138 Other Places 16 41 134 380 1368 1624 Total T454 Los Alamos Protective Force ALCO Operating Contractor Per sonnel? 1947 _1950_ 1953 4518 12,589 21, 074 tincludes: Operations, research and development; design and engineering; and maintenance and service. Hit; 28 ee) 33