National Museum of Nuclear Science & History
Lomie F. Caho was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Smith worked at the 200 West Area at Hanford during the Manhattan Project.
E. C. Weber worked for Clinton Laboratories at the X-10 Reactor.
James Gordon was an electrical engineer working as a civilian contractor for the DuPont Company at the Hanford, Washington site for the Manhattan Project.