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.
Neil Bergen was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
J. C. Clemens served in the 390th Air Service Group.
S. W. Scharf served in the 390th Air Service Group.
