National Museum of Nuclear Science & History
Hockett worked for Stone and Webster Engineering Corporation.
Robert Schaffer was an American chemist. Schaffer was born in Brooklyn, and studied at Brooklyn College.
Anthony J. (“Tony”) Matz was a procurement officer at the University of Chicago Met Lab. He helped obtain, handle, and move many of the materials for Chicago Pile-1 and witnessed it going critical on December 2, 1942.
C. F. Fitter worked for the Tennessee Eastman Corporation at the Y-12 Plant.