National Museum of Nuclear Science & History
Hayes worked in the United States Engineer District Office.
Harry Webb worked for the J.A. Jones Construction Company.
Edward C. Creutz (1913-2009) was an American physicist who worked on the Manhattan Project at Los Alamos and at the University of Chicago Metallurgical Laboratory.
Thomas Lanahan was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.