National Museum of Nuclear Science & History
William Kunkle worked for the Roane-Anderson Company.
J. C. Watkins worked for the United States Engineer District Office.
O. L. Maddox worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
G. W. Tyler worked for Clinton Laboratories at the X-10 Reactor.