National Museum of Nuclear Science & History
C. V. Edwards worked for the Watson-Flagg Engineering Company.
Marvin Smith worked for Clinton Laboratories at the X-10 Reactor.
Melvin L. Dietrich worked as a welder and electrician in a number of facilities across the Oak Ridge, Tennessee facility.
Alfred Pfanstiehl was a junior physicist at the Chicago Met Lab during the Manhattan Project. Pfanstiehl was a signatory of the Szilard Petition, an attempt to avert military use of the atomic bomb against Japan.
