National Museum of Nuclear Science & History
Matheny worked in the 100 F Area at Hanford during the Manhattan Project.
James J. Johnson served in the 603rd Air Engineering Squadron.
Robert H. Byrd served as a staff sergeant in the 393rd Bombardment Squadron. He was the radio operator regularly assigned to the B-29 Some Punkins.
Betz worked at Los Alamos during the Manhattan Project.
