John T. Hendricks

Lester Brandvig

H. R. Grady

H. R. Grady worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. D. Brown

J. D. Brown worked for the Watson-Flagg Engineering Company.

R. S. Livingston

R. S. Livingston worked for the Tennessee Eastman Corporation at the Y-12 Plant.