Russell S. Hallett

E. P. O’Connor

O'Connor worked for Stone and Webster Engineering Corporation.

Cecil S. Couch

Karl Z. Morgan

Karl Ziegler Morgan was an American health physicist who served as Director of Health Physics at Oak Ridge from 1944 to 1972.

Richard “Dick” Keramedjian

Richard’s last name has been misspelled multiple times. Alternative spellings include “Kermadjian” (incorrectly recorded in a Roll Call for the 4617th MP Detachment) and “Karanedjian” (in the first volume of the Los Alamos Times, published March 15th, 1946).