Hearings before the Committee on Military Affairs, House of Representatives, Seventy-ninth Congress, first session, on H.R. 2946, an act authorizing appropriations for a permanent program of scientific research in the interest of national security : May 22, 23, and 29, 1945
United States. Congress. House. Committee on Military Affairs, issuing body.
Washington : U.S. Government Printing Office, 1945