National Museum of Nuclear Science & History
Carl C. Gamertsfelder was an American physicist who worked in the field of health physics during the Manhattan Project.
Richard F. Taschek (1915-2005) was a nuclear physicist at the Manhattan Project’s Los Alamos facility and the Los Alamos National Laboratory.
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.