National Museum of Nuclear Science & History
E. L. Olson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Butts worked for Stone and Webster Engineering Corporation.
Arthur Watmough was an electrical engineer working for the DuPont Chamberworks Company in New Jersey from 1941 to 1947.
Major Frank Salfingere served in the Army at Los Alamos during the Manhattan Project.