National Museum of Nuclear Science & History
Ennis Peters was a staff worker at Los Alamos during the Manhattan Project.
Walter Samuel Carpenter, Jr. was a corporate executive at DuPont who oversaw the company's involvement in the Manhattan Project.
Attended the University of Michigan.
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.
