National Museum of Nuclear Science & History
Robert E. Benbrook served in the 393rd Bombardment Squadron.
Dickinson worked in the United States Engineer District Office.
Conen served as a first lieutenant in the 393rd Bombardment Squadron. He participated in the mission to bomb Hiroshima as a flight engineer for the Top Secret.
Robert L. McNamee served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.