National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Donald D. Fockler served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew on the B-29 Full House.
Originally from California, Jean Crossland was a secretary in the K-25 process area at Oak Ridge during the Manhattan Project.
