National Museum of Nuclear Science & History
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.
L. A. Darling worked at the 100-B Area at Hanford during the Manhattan Project.
W. Smith worked for the Edenfield Electric Company.