National Museum of Nuclear Science & History
R. J. Berner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hallie Perry was an electrician at Oak Ridge, Tennessee for the Watson-Flagg Engineering Company from 1943 to 1945.
Minnesota native Roger Hultgren worked for the DuPont Company as a chemist during the early 1940s, initally assigned to the Jolliet, Illinois munitions plans.
Rhyne worked for Stone and Webster Engineering Corporation.