J. R. Wallace

H. L. Armstrong

H. L. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Robert P. Burkart

Ethel G. Moonan

Ethal Moonan was a staff worker at Los Alamos during the Manhattan Project.

William “Bill” J. Knox

William “Bill” J. Knox was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.