Daniel S. Barkin

Celeste Hand

Celeste Hand was a switchboard operator at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

O. L. Given

O. L. Given worked for the Tennessee Eastman Corporation at the Y-12 Plant.

E. C. Gunneau

E. C. Gunneau worked for the Edenfield Electric Company.

F. W. Caney