Leonard M. Blumenfeld served in the 393rd Bombardment Squadron.
Leonard M. Blumenfeld
Robert Penneman was an American chemist. Penneman was born in 1919 in Springfield, Illinois. He received a B.
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.