National Museum of Nuclear Science & History
C. E. Hauth worked for the Hooker Electrochemical Company.
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.
Breslow worked at Los Alamos during the Manhattan Project.
H. T. Welty, Jr. worked for the Roane-Anderson Company.