National Museum of Nuclear Science & History
Charles Miller worked for the United States Engineer District Office.
Johnson worked at the 200 West Area at Hanford during the Manhattan Project.
Alfred Pfanstiehl was a junior physicist at the Chicago Met Lab during the Manhattan Project. Pfanstiehl was a signatory of the Szilard Petition, an attempt to avert military use of the atomic bomb against Japan.
C. V. Edwards worked for the Watson-Flagg Engineering Company.