A. R. Maguire

Leland V. Godwin

I. A. Butcher

I. A. Butcher worked for the Kellex Corporation at the K-25 Plant.

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.

Allan L. Moore

Allan L. Moore served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 The Great Artiste.