Walter J. Bonczek

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.

Alfred R. Weeks

Alfred R. Weeks served in the First Ordnance Squadron. 

George Moulton

George Moulton was an American chemical metallurgist. After receiving his bachelor’s degree in chemistry from Drury College, he began conducting research on radioactive metals at Iowa State.

Robert W. Hauser