National Museum of Nuclear Science & History
Henry Barwick worked as a plumber, pipefitter, and steamfitter during the building of the Y-12 plant at Oak Ridge.
James R. Corliss served as a technical sergeant in the 393rd Bombardment Squadron. He was regularly assigned to work as a flight engineer on the Up An’ Atom but did not fly in that plane during the August 1945 bombing missions on Hiroshima and Nagasaki.