W. V. Krewatch

C. S. Harrill

C. S. Harrill worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Russell J. Browning

M. G. Sonner

M. G. Sonner worked for the J.A. Jones Construction Company.

Harold Lichtenberger

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