National Museum of Nuclear Science & History
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.
Koetski worked at the K-25 plant at Oak Ridge during the Manhattan Project. He was also a member of the K-25 basketball team.
Charles E. Kircher III (1908-1972) was a chemical engineer who worked on the Manhattan Project for DuPont.
