National Museum of Nuclear Science & History
Walter Bartky (1901-1958) was an American educator and mathematician. He did both his undergraduate and graduate studies at the University of Chicago.
Joseph M. DiJulio served as a sergeant in the 393rd Bombardment Squadron. He was regularly assigned as a radar operator on the Up An’ Atom, but did not fly in that plane during the August 1945 bombing missions on Hiroshima and Nagasaki.