National Museum of Nuclear Science & History
E. E. Saunders worked for the Roane-Anderson Company.
Gershon worked in the United States Engineer District Office.
John Miles was a physicist for the DuPont Company. During the Manhattan Project, he worked at the University of Chicago Met Lab and at Hanford.
Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.