National Museum of Nuclear Science & History
R. I. Condit worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Nicholson worked for Stone and Webster Engineering Corporation.
McMahon worked in the 100 D Area at Hanford during the Manhattan Project.
George A. Ullrich was a chemist who performed analytical research at Clinton Laboratories in Oak Ridge, TN during the Manhattan Project.
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.
