National Museum of Nuclear Science & History
Henry J. Wollweber was a guard at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
E. D. Briley worked for the Midwest Piping and Supply Company.
C. Cannon was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. A. Thompson worked for Hanley & Company.