H. J. Collins

R. J. McGonegle

R. J. McGonegle worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. C. Ridenour

J. C. Ridenour worked for the Roane-Anderson Company.

Nori Avakian

Frank R. Johnson

Frank R. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.