Ben F. DeHays

J. P. Van Huss

J. P. Van Huss worked for the J.A. Jones Construction Company.

Louis J. Cowan

H. W. Livingston

H. W. Livingston worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Philipp H. Klein

Philipp Klein was a part-time switchboard operator in the SAM Lab while studying chemical engineering at Columbia University.