National Museum of Nuclear Science & History
Hagan worked in the United States Engineer District Office.
Harold Fidler was an Army major and a civil engineer for the Corps of Engineers. Fidler began working at the Radiation Laboratory at Berkeley with Ernest O.
Waldo E. Cohn was an American biochemist who worked in health physics and isotope separation during the Manhattan Project.
Esther Turovlin worked on the Manhattan Project at Chicago as a secretary, including for Enrico Fermi.
