National Museum of Nuclear Science & History
R. E. Graves worked for the Tennessee Eastman Corporation at the Y-12 Plant.
George A. Koester served in the 1st Ordnance 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.
Juan Sanchez was a staff worker at Los Alamos during the Manhattan Project.