J. F. Downey

S. M. MacNeille

S. M. MacNeille worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J.E. Jones

Joseph Levinger

Joseph Levinger was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Al R. Threadgill

Al Threadgill worked for the Tennessee Eastman Corporation at the Y-12 Plant.