National Museum of Nuclear Science & History
Leon Cooper served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the bombardier regularly assigned to the B-29 Next Objective.
William R. Compronio served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Some Punkins.
Neeland worked at the 300 Area at Hanford during the Manhattan Project.
R. M. Smith worked for the United States Engineer District Office.
