National Museum of Nuclear Science & History
J. T. Holloway worked for the United States Engineer District Office.
E. D. Briley worked for the Midwest Piping and Supply Company.
Painton worked for Stone and Webster Engineering Corporation.
B. K. Coghlan, Jr. worked for the Kellex Corporation at the K-25 Plant.
Marietta C. Moore was a technician in the Health Division at the University of Chicago Met Lab. She signed the Szilard petition.
