National Museum of Nuclear Science & History
R. E. Graves worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Kenneth Greisen was an American physicist. He worked on the Manhattan Project at Los Alamos. He was the leader of Group X-1A (Photogoraphy with Flash X-Rays) until it was dissolved in May 1945.
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.
Grayce Taylor worked for the Roane-Anderson Company.