National Museum of Nuclear Science & History
M. L. Summitt worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Minnesota native Roger Hultgren worked for the DuPont Company as a chemist during the early 1940s, initally assigned to the Jolliet, Illinois munitions plans.
Joseph Gilbert “Joe” Hamilton (1907-1957) was a physician who directed biomedical research at the Berkeley site of the Manhattan Project.