National Museum of Nuclear Science & History
E. H. Mantz worked for Hanley & Company.
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.
Munn worked in the 300 Area at Hanford during the Manhattan Project.
Lawrence H. Johnston was an American physicist. After receiving his bachelor’s degree in physics from the University of California, Berkeley in 1940, Johnston followed his mentor Luis Alvarez to MIT.
E. T. O'Conner worked for the Roane-Anderson Company.
