National Museum of Nuclear Science & History
H. G. Kercher worked for the J.A. Jones Construction Company.
Frank R. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Ralph E. Telford worked at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Albert J. Gibavitch served in the 1st Ordnance Squadron.
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.
