National Museum of Nuclear Science & History
R. H. Martin worked for the United States Engineer District Office.
Mont J. Mickelson served in the 603rd Air Engineering Squadron.
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.
E. D. Jones worked for the Roane-Anderson Company.