National Museum of Nuclear Science & History
Paul Stewart worked for the Roane-Anderson Company.
Marshall Rzepinski served in First Ordnance Squadron.
Chester Twork served in the 393rd Bombardment Squadron.
Philip Cooperman was a member of the Special Engineer Detachment on the Manhattan Project from 1944-1946.
McCall worked in the 100 F Area at Hanford during the Manhattan Project.
