Jarrett R. Clark

Celeste Hand

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

E. H. Grey

E. H. Grey worked for the Tennessee Eastman Corporation at the Y-12 Plant.

W. K. Black

W. K. Black worked for the Roane-Anderson Company.

M. T. Binns