National Museum of Nuclear Science & History
E. L. Douglas worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Richard Tolman (1881-1948) was an American physicist and chemist. Starting in 1940, Tolman served as Vice-Chairman of the National Defense Research Committee (NDRC) and was also the Chairman of the Armor and Ordnance Division of the NDRC.
Oscar J. Thigpen served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.
Girdler worked at the 300 Area at Hanford during the Manhattan Project.