National Museum of Nuclear Science & History
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.
Helen Warren worked for the Edenfield Electric Company.
Robert Griffith worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Henry G. Chavez served in the 320th Troop Carrier Squadron.
