National Museum of Nuclear Science & History
E. H. McDaniel worked for the Edenfield Electric Company.
Edward F. Kolley was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. J. Fritz worked for the Union Carbide & Carbon Corporation.
Ruth K. (McNunis) Bansch was a laboratory technician in the Health Division at the University of Chicago Met Lab.
