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.
John J. Lesniewski served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Enola Gay.
Nelson worked at the 300 Area at Hanford during the Manhattan Project.
