National Museum of Nuclear Science & History
L. G. Ahrens worked in the 100-B 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.
John Riddle was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
L. E. Combs worked for the Roane-Anderson Company.