J. B. Miles

Ogle W. Hess

Olge W. Hess was a research assistant at the University of Chicago’s Metallurgical Laboratory.

J. F. Downing

L. G. Chelius

L. G. Chelius worked for the Tennessee Eastman Corporation at the Y-12 Plant.

M. O. Swanson

M. O. Swanson worked for the United States Engineer District Office.