National Museum of Nuclear Science & History
Gritten worked in the United States Engineer District Office.
Elizabeth Butler was an infant in Oak Ridge, TN during the Manhattan Project. Her father worked for the civilian contractor Tennesee Eastman and was exposed to radiation while working on piping in K-25.
Wilber A. Stevens was an army officer in charge of overseeing construction at Los Alamos. He helped choose the site where the Manhattan Project would test its first atomic bomb.