William G. Palmer

A. A. Groppe

A. A. Groppe worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Mary E. Parrish

Mary E. Parrish was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

L. D. Worrel

L. D. Worrel worked for the Roane-Anderson Company.

S. W. George