National Museum of Nuclear Science & History
R. J. Guthrie worked for the Watson-Flagg Engineering Company.
Mary Tinsley was a laboratory techinician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
S. D. Tatalovich worked for the United States Engineer District Office.
Burton worked on the United States Engineer District Office.
Jose A. Valdez was a staff worker at Los Alamos during the Manhattan Project.
