National Museum of Nuclear Science & History
MacDonald worked for Stone and Webster Engineering Corporation.
Samuel Goudsmit (1902-1978) was a Dutch-American physicist. In May 1944, Goudsmit became scientific director of the Manhattan Project’s Alsos Mission, a top-secret operation responsible for gathering intelligence on Germany’s atomic program.
Jas Clayton worked for Clinton Laboratories at the X-10 Reactor.
Milton F. Rainey served in the 1027th Air Material Squadron.
Gordon Dixon worked for the Tennessee Eastman Corporation at the Y-12 Plant.