National Museum of Nuclear Science & History
Otho Doggett worked for the Roane-Anderson Company.
As Secretary of War under Presidents Franklin D. Roosevelt and Harry Truman, Henry L. Stimson (1867-1950) oversaw the entire Manhattan Project, and was responsible for appointing key project leaders and authorizing project construction sites across the US.
Martin Punis was a laboratory helper at the Chicago Met Lab during the Manhattan Project.
