National Museum of Nuclear Science & History
Millard Ross was a staff worker at Los Alamos during the Manhattan Project.
Smith worked at the 200 West Area at Hanford during the Manhattan Project.
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.
