National Museum of Nuclear Science & History
E. H. Marsden worked for the United States Engineer District Office.
Alan Vorwald was a mathematician in the Special Engineer Detachment at Los Alamos. Vorwald was a part of the theoretical physics division under Hans Bethe and Richard Feynman, specializing in the computing department.
C. E. Twigg worked for the Tennessee Eastman Corporation at the Y-12 Plant.
