National Museum of Nuclear Science & History
W. C. Keettel worked for the United States Engineer District Office.
Marietta C. Moore was a technician in the Health Division at the University of Chicago Met Lab. She signed the Szilard petition.
Edwin Jones worked for the J.A. Jones Construction Company.
Bruno Rossi (1908-1993) was an Italian physicist. Rossi was a promising young scientist when his career was redirected by politics.