National Museum of Nuclear Science & History
O. R. "Big" Simpson was a second lieutenant in military intelligence in charge of convoys carrying plutonium from Hanford to Fort Douglas, Utah.
Robert J. Felblinger served in the 320th Troop Carrier Squadron.
Arthur Daniel Schelberg (1921-2009) was an American physicist. Schelberg was born in New York City. He studied at physics in Princeton, and was recruited to join the Manhattan Project at Los Alamos in 1943.
