National Museum of Nuclear Science & History
John Moonan was a staff worker at Los Alamos during the Manhattan Project.
Allen P. McMahan served in the 320th Troop Carrier Squadron.
Melvin A. Miller was a draftsman at the University of Chicago Met Lab. In 1946, he sketched two famous drawings of Chicago Pile-1 based on the descriptions of scientists who were present when it went critical.
Harold F. Seaman served in the 603rd Air Engineering Squadron.
