National Museum of Nuclear Science & History
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.
Robert P. Matthews worked as a member of Project Alberta, the team that transported and assembled the Fat Man and Little Boy atomic bombs.
Russell E. Gackenbach served as a 2nd Lieutenant in the 393rd Bombardment Squadron and in the 509th Composite Group.
P. Lambeth worked for the Comstock-Bryant Electric Company.