National Museum of Nuclear Science & History
Wayne Dappen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
R. A. Johnston worked for the United States Engineer District Office.
B. G. Williamson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
