National Museum of Nuclear Science & History
Hugh McGinn worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Peter Newport Bragg, Jr. served as a civilian engineer working for the U.S. Navy beginning in 1944. A brilliant chemical engineer, he volunteered for a dangerous assignment while employed by the U.
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.
Ples M. Cheek served in the 1st Ordnance Squadron.