National Museum of Nuclear Science & History
R. L. Kirk worked for the United States Engineer District Office.
William W. Atterson lived in Oak Ridge Tennessee and worked at the Y-12 plant where he was in charge of keeping the machine’s working and making sure the work place was running smoothly.
Howard C. Bush was the base camp commander for Trinity Site.
Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.