National Museum of Nuclear Science & History
H. G. Hoberg worked for the United States Engineer District Office.
Arthur M. Utley Jr. served in the First Ordnance Squadron.
C. T. Woolum worked for the Roane-Anderson Company.
Minnie (Heller) Steinberg was a junior biologist in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.