Frederick J. Roach

Thomas Puddester

Thomas Puddester was a staff worker at Los Alamos during the Manhattan Project.

Gertrude Williams

Gertrude Williams worked for the United States Engineer District Office.

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.

H. M. Osborn