National Museum of Nuclear Science & History
C. P. Gaither worked for the J.A. Jones Construction 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.
John P. Nagy served in the 1st Ordnance Squadron.
Breyer worked in the United States Engineer District Office.