National Museum of Nuclear Science & History
Hart worked for Stone and Webster Engineering Corporation.
Harold M. Spurling served in the 320th Troop Carrier Squadron.
James C. Hobbs was an American inventor and engineer who created a key part of the valves used in the K-25 gaseous diffusion plant in Oak Ridge, TN.
K. G. MacLeish worked for the Tennessee Eastman Corporation at the Y-12 Plant.