National Museum of Nuclear Science & History
William J. Collinson served as a 1st lieutenant in the 393rd Bombardment Squadron. He was the navigator regularly assigned to the B-29 Some Punkins.
H. R. Olson worked for the J.A. Jones Construction Company.
Francis X. Dolan was a sergeant in the 393rd Bombardment Squadron. He served as the radio operator of the Necessary Evil, but flew in the Big Stink during the Nagasaki Mission.
Nelson worked at the 300 Area at Hanford during the Manhattan Project.