National Museum of Nuclear Science & History
Attended the Cooper Union for the Advancement of Science and Art.
T. D. DeWine worked for the J.A. Jones Construction Company.
Sykes worked for Stone and Webster Engineering Corporation.
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.