National Museum of Nuclear Science & History
Harold R. Olson served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Enola Gay.
George L. Brabenec was a master sergeant in the 393rd Bombardment Squadron. He served as the flight engineer of the Necessary Evil, but flew in the Big Stink during the Nagasaki mission.
Frank Huke worked on the Mahattan Project in Chicago and as a part of the Ames Project, the uranium production process based in Ames, Iowa.