Clarence Greenlee

G. E. Freeman

G. E. Freeman worked for the Tennessee Eastman Corporation at the Y-12 Plant.

W. G. Roman

W. G. Roman worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Opaline Calhoun

Opaline Calhoun was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Douglas Mitchel