National Museum of Nuclear Science & History
Stephen Budai served in the 1st Ordnance Squadron.
Joseph Caldwell was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Marietta C. Moore was a technician in the Health Division at the University of Chicago Met Lab. She signed the Szilard petition.
Mann worked in the 200 West Area at Hanford during the Manhattan Project.