National Museum of Nuclear Science & History
F. A. Thomas worked for the Edenfield Electric Company.
Sara B. Chettkow was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Irwin Phillips worked for the United States Engineer District Office.
Philip Cooperman was a member of the Special Engineer Detachment on the Manhattan Project from 1944-1946.
