National Museum of Nuclear Science & History
Carroll Villincs was a guard at the Chicago Met Lab during the Manhattan Project.
Harold Fidler was an Army major and a civil engineer for the Corps of Engineers. Fidler began working at the Radiation Laboratory at Berkeley with Ernest O.
William G. (“Bill”) Hudgins spent most of childhood years in New Mexico. He first heard about a secret wartime laboratory at Los Alamos in 1943, when he was a student at the University of New Mexico.
R. R. Wischmeyer worked for the Midwest Piping and Supply Company.
Ralph R. McCoy served in the 393rd Bombardment Squadron.