National Museum of Nuclear Science & History
C. L. McCallum worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Jas Walker worked for the Roane-Anderson Company.
George Kehl was a metallurgist and professor at Columbia University’s School of Mines. He worked at Los Alamos on the Manhattan Project.
Sarah Bailey was very young when she went to work at the K-25 plant in Oak Ridge. She was employed by Carbide & Carbon Chemicals Corporation, a contractor in the gaseous diffusion operation, in 1945.