Willard G. Knox

Russell R. Wolff

Russell R. Wolff served in the 390th Air Service Group.

A. B. Kincaid

A. B. Kincaid worked for the Roane-Anderson Company.

Anthony J. Matz

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.

J.A. Jaffee