National Museum of Nuclear Science & History
Hill worked at the 300 Area at Hanford during the Manhattan Project.
P. S. Vincent worked for Clinton Laboratories at the X-10 Reactor.
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.