National Museum of Nuclear Science & History
Melvin Bengston was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
William F. Orren served as a technical sergeant in the 393rd squadron. He was regularly assigned to the B-29 Top Secret.
C. V. Edwards worked for the Watson-Flagg Engineering Company.
F. G. Rehm worked for Clinton Laboratories at the X-10 Reactor.
Mathis worked for Stone and Webster Engineering Corporation.