National Museum of Nuclear Science & History
John Brill was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Eugenia M. Jackson was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Perry Johnson worked for Clinton Laboratories at the X-10 Reactor.
Dorothy E. Carter was a lab technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.