National Museum of Nuclear Science & History
Minnesota native Roger Hultgren worked for the DuPont Company as a chemist during the early 1940s, initally assigned to the Jolliet, Illinois munitions plans.
Irwin Phillips worked for the United States Engineer District Office.
Dr. Lyle I. Gilbertson worked at Columbia University for the duration of the Manhattan Project. Before working on the Manhattan Project, Gilbertson attained a Ph.