National Museum of Nuclear Science & History
LeRoy Thornton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Britson worked at the 100-F 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.
Geiger worked in the United States Engineer District Office.