National Museum of Nuclear Science & History
F. E. Bush worked for the Union Carbide & Carbon Corporation.
John Crawford was a physicist and research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. H. Cook worked for Clinton Laboratories at the X-10 Reactor.
Sidney Schneider was an aerial gunner and worked in bomb disposal with the 1027th Air Material Squadron in the 509th Composite Group.