National Museum of Nuclear Science & History
Waldo E. Cohn was an American biochemist who worked in health physics and isotope separation during the Manhattan Project.
J. W. Williams worked for the Roane-Anderson Company.
N. B. Hansen served as a corporal in the 390th Air Service Group.
James Franck (1882-1964) was a German physicist and winner of the 1925 Nobel Prize for Physics. During the Manhattan Project, Franck served as Director of the Chemistry Division of the University of Chicago’s Metallurgical Laboratory.