National Museum of Nuclear Science & History
Smith worked at the 100-B Area at Hanford during the Manhattan Project.
Jacob Epting worked as a carpenter in Oak Ridge, TN from November 1942 to October 1943. While Epting assumed he was building a hospital, he was never formally told about the project he was working on.
Lucy Mabins was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. A. Billings worked for the Tennessee Eastman Corporation at the Y-12 Plant.