National Museum of Nuclear Science & History
Victor Defender 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.
Jane Sievers worked on the Manhattan Project at Hanford. She met her husband, chemist Truman P. Kohman, while living in Richland.
Stewart Dismuke worked for the Tennessee Eastman Corporation at the Y-12 Plant.