National Museum of Nuclear Science & History
McCampbell worked for Stone and Webster Engineering Corporation.
Loren W. Mills served in the 320th Troop Carrier Squadron.
Walter J. Skora served in the 393rd Bombardment Squadron.
Arnold E. Sleipnes served as a techical sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.