National Museum of Nuclear Science & History
Sloan worked at the 300 Area at Hanford during the Manhattan Project.
Allen P. McMahan served in the 320th Troop Carrier Squadron.
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.
Jack J. Coppola served in the 393rd Bombardment Squadron.
