National Museum of Nuclear Science & History
Johnson worked at the 300 Area at Hanford during the Manhattan Project.
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.
Bushea worked at Los Alamos during the Manhattan Project.
M. T. Rudgers served in the 509th Headquarters Group.