National Museum of Nuclear Science & History
H. M. Schenk worked for the United States Engineer District Office.
M. E. Ridge worked for the United States Engineer District Office.
John Flegal worked for the H. K. Ferguson Company.
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.
Wilford A. Orr served in the 320th Troop Carrier Squadron.
