National Museum of Nuclear Science & History
H. M. Rutledge worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Janice E. Kingslow was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Frei worked for Stone and Webster Engineering Corporation.
Thomas O. Jones volunteered to join the Army before the start of WWII. As the war began to unfold in Europe, Jones was placed in a sub-organization of the Army called the Counterintelligence Corps.
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.