National Museum of Nuclear Science & History
C. N. Hernandez worked for the Roane-Anderson Company.
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.
O. L. Maddox worked for the Tennessee Eastman Corporation at the Y-12 Plant.