National Museum of Nuclear Science & History
Robert Boyd Williams was a Major General in United States Army Air Forces and Commanding General, Second Air Force, headquartered in Colorado Springs, CO.
T. O. Searles worked for the Midwest Piping and Supply Company.
Lawrence B. Magnusson was a research associate at the Metallurgical Laboratory at the University of Chicago.
Tyson Hamel worked for the Roane-Anderson Company.