National Museum of Nuclear Science & History
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.
Steakley worked at the 100-F Area at Hanford during the Manhattan Project.
Harold Newell served in the Army at Los Alamos during the Manhattan Project.
Hutchins worked at the 300 Area at Hanford during the Manhattan Project.