National Museum of Nuclear Science & History
John Sommer worked for the Roane-Anderson Company.
A. S. Maling served in the 509th Headquarters and Base Services Squadron.
Harley L. Grimm served in the 320th Troop Carrier Squadron.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.