National Museum of Nuclear Science & History
Nelson F. Hagar served in the 393rd Bombardment Squadron.
Elwood Kenneth Colbert was born on February 9, 1932 in Johnstown, PA. In 1943, Colbert graduated from the University of Pittsburgh, with a degree in Chemical Engineering.
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.