National Museum of Nuclear Science & History
John L. Willoughby served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.
Cathcart worked at the 200 East Area at Hanford during the Manhattan Project.
John Rowell was a staff worker at Los Alamos during the Manhattan Project.
Frederick C. Krug served in the 393rd Bombardment Squadron.
