National Museum of Nuclear Science & History
Saul Efron worked for the Roane-Anderson Company.
George Meyers was a glassblower at the SAM Laboratory at Columbia University. He was only a teenager, but had a talent for glass blowing by hand that was needed by Columbia's scientists.
Addison worked in the United States Engineer District Office.
Mont J. Mickelson served in the 603rd Air Engineering Squadron.