National Museum of Nuclear Science & History
James Serduk was a staff worker at Los Alamos during the Manhattan Project.
C. L. Henningsen, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harold Hasenfus was part of the Special Engineer Detachment during the Manhattan Project and worked at the University of Chicago's Metalurgical Laboratory and at the gaseous diffusion plant in Oak Ridge.
