Alexander M. Tuholsky

Kenneth M. Goldman

C. M. Walker, Jr.

C. M. Walker, Jr. worked for the Kellex Corporation at the K-25 Plant.

Howard M. Hibler

Walter Simon

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.