National Museum of Nuclear Science & History
H. P. Graves worked in the United States Engineer District Office.
Earl Long was an American chemical physicist. He served as director of the University of Chicago Institute for the Study of Metals.
George R. Fogarty served in the 393rd Bombardment Squadron.
Roger Hildebrand is an American physicist and Manhattan Project veteran. He is the S.K. Allison Distinguished Service Professor, Emeritus, at the University of Chicago and is affiliated with the Enrico Fermi Institute.