Chester S. Krajczynski

Philip A. Cullins

J. H. Beatty

J. H. Beatty worked for the Tennessee Eastman Corporation at the Y-12 Plant.

S. Alford

S. Alford worked for the Roane-Anderson Company.

Frank R. Johnson

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