National Museum of Nuclear Science & History
N. A. Powell worked for the Kellex Corporation at the K-25 Plant.
Robert H. Shumard served as a sergeant in the 393rd Bombardment Squadron. He worked as an assistant engineer, aiding the other crew engineers with keeping the planes running during bombing missions.
Robert Irwin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles Tardiff worked for the Kellex Corporation at the K-25 Plant.
