National Museum of Nuclear Science & History
Annen 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.
Ruby Kidd worked for the Kellex Corporation at the K-25 Plant.
Pierce worked in the 200 West Area at Hanford during the Manhattan Project.