National Museum of Nuclear Science & History
C. S. Huffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Mary E. Parrish was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Robert J. Arnson served in the 1st Ordnance Squadron.
C. Heim worked for the Watson-Flagg Engineering Company.