National Museum of Nuclear Science & History
James Barton worked as a carpenter for the DuPont Company at the Hanford, Washington site. He never knew he was working on the atomic bomb until after it was dropped in Japan.
L. P. Riordan worked for Clinton Laboratories at the X-10 Reactor.
V. Flagg worked for the Watson-Flagg Engineering Company.
Schissler worked at the 200 West Area at Hanford during the Manhattan Project.