National Museum of Nuclear Science & History
Sadelle T. Greenblatt was a research assistant in the Instruments Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
C. F. Holloway worked for the Tennessee Eastman Corporation at the Y-12 Plant.
James M. Stewart was a civil scientist who worked at Los Alamos during the Manhattan Project. He was married to Bernice Weddell, a nurse.
Walt Simon, a chemist, was Hanford’s first Operations Manager. Before joining the Manhattan Project, he was plant manager at Wabash River Ordnance Works, a DuPont plant near Terre Haute, Indiana.
