Rellie R. Knowles

Kenneth G. Englar

Martha G. Johnson

Martha G. Johnson was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

J. L. Cawood

J. L. Cawood worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Paul J. Audette

Audette worked in the United States Engineering District Office.