National Museum of Nuclear Science & History
John Dillon worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Bill Jessee was a nurse at the Los Alamos hospital.
Fred Utzman worked for the Edenfield Electric Company.
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.