National Museum of Nuclear Science & History
Don Simpson 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.
Leonard Kolesky served in the 390th Air Service Group.
John V. McDivitt served in the 390th Air Service Group.
