National Museum of Nuclear Science & History
Ben Cherry worked for the Fercleve Corporation.
Kenneth Greisen was an American physicist. He worked on the Manhattan Project at Los Alamos. He was the leader of Group X-1A (Photogoraphy with Flash X-Rays) until it was dissolved in May 1945.
Martha G. Johnson was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Marshall Rzepinski served in First Ordnance Squadron.
