National Museum of Nuclear Science & History
Thomas L. Heddy served in the 320th Troop Carrier Squadron.
Dorothea Sacher was a non-techical staff worker at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Libby worked in the 200 W Area at Hanford during the Manhattan Project.
William Karush (1917-1997) was an American mathematician and physicist. After earning his Ph.D. from the University of Chicago in 1942, Karush worked briefly at the Carnegie Institution of Washington before returning to Chicago to join the Manhattan Project.