National Museum of Nuclear Science & History
Charles Rice was a staff worker at Los Alamos during the Manhattan Project.
Robert C. Smith served in the 393rd Bombardment Squadron.
Graham worked at the 300 Area at Hanford during the Manhattan Project.
Robert JS Brown was a member of the Special Engineer Detachment at Los Alamos. He worked under Don Hornig on the electrical aspects of detonation for the plutonium bomb.