National Museum of Nuclear Science & History
J. B. Livingston worked for the Roane-Anderson Company. He was the first civilian employee on the ground at Oak Ridge.
D. T. Witt worked for the Roane-Anderson Company.
Marion Mandel was a laboratory technician in the Health Division at the University of Chicago Met Lab.
Frank Holden was a member of the Special Engineering Detachment at Los Alamos.
