National Museum of Nuclear Science & History
Don Simpson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Louis Oblich served in the Army at Los Alamos during the Manhattan Project.
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.
Ernest K. Clark served in the 1st Ordnance Squadron.
Crenner worked at the 300 Area at Hanford during the Manhattan Project.
