National Museum of Nuclear Science & History
H. A. Rehnberg worked for the Kellex Corporation at the K-25 Plant.
Cleo E. Harter served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Strange Cargo.
F. D. McIntosh served in the 509th Headquarters and Base Services Squadron.
Arthur Levy was a member of the Special Engineering Detachment responsible for developing high explosive casting procedures for the Fat Man plutonium bomb at S-Site at Los Alamos.
