National Museum of Nuclear Science & History
Roy Schroeder was a laboratory assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
D. R. Selley worked for the J.A. Jones Construction Company.
Ralph West was a military policeman at Los Alamos and was close friends with a fellow MP, Michael J. Vickio.
H. G. Williams worked for Clinton Laboratories at the X-10 Reactor.
W. J. Cooper served in the 509th Headquarters and Base Services Squadron.