National Museum of Nuclear Science & History
Gordon worked in the United States Engineer District Office.
Glenn B. Manning served in the 1027th Air Material Squadron.
Ayres worked in the United States Engineer District Office.
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.
