National Museum of Nuclear Science & History
H. A. McFadden worked for the Roane-Anderson Company.
Robert Kupp joined the Manhattan Project at Oak Ridge in January 1945. Kupp was a supervisor in the Line Recorder Department at K-25, where he monitored a mass spectrometer that determined the concentration of various material in the cascade while it was being processed.
Theodore “Dutch” Van Kirk served as a major in the 509th Composite Group’s Headquarters and Base Services Squadron.
