National Museum of Nuclear Science & History
Bates worked in the United States Engineer District Office.
Lucian J. Dale worked for the J.A. Jones Construction Company.
Gatlin worked in the United States Engineer District Office.
Theodore Feinberg was a research assistant at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Mark Fred was a research assistant in the chemistry division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.