National Museum of Nuclear Science & History
C. R. Frazier worked for the Poe Piping & Heating Company.
Johnson worked at the 100-B Area at Hanford during the Manhattan Project.
Harold Moorehead served in the 603rd Air Engineering Squadron.
Leroy Hartmann (1922 – 1944) was an electrical engineer in the Special Engineer Detachment Manhattan District CE in Oak Ridge.
