National Museum of Nuclear Science & History
Marceil Roberson worked for the H. K. Ferguson Company.
William “Bill” J. Knox was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. T. Wensel worked for the United States Engineer District Office.
L. A. Nutting worked for Clinton Laboratories at the X-10 Reactor.
A. L. Crawford worked for the J.A. Jones Construction Company.
