National Museum of Nuclear Science & History
M. J. O'Hara worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Tomlinson worked at the 100-D Area at Hanford during the Manhattan Project.
Egner worked for Stone and Webster Engineering Corporation.