National Museum of Nuclear Science & History
R. F. Ridgeway worked for the Roane-Anderson Company.
Doyle G. Smiley served in the First Ordnance Squadron.
J. Robert Oppenheimer (1904-1967) was an American theoretical physicist. During the Manhattan Project, Oppenheimer was director of the Los Alamos Laboratory and responsible for the research and design of an atomic bomb.
Herbert Silverstone was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.