National Museum of Nuclear Science & History
Ralph Bane was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.
Thomas Sommerville worked for the Watson-Flagg Engineering Company.
