National Museum of Nuclear Science & History
Frank Graham worked for the Midwest Piping and Supply Company.
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.
N. F. Hanke worked for Clinton Laboratories at the X-10 Reactor.
R. L. Murray worked for the Tennessee Eastman Corporation at the Y-12 Plant.
