John Ingram

Wendell Maine

C. H. Roddy

C. H. Roddy worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Earl K. Hyde

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

H. F. Zimmerman

H. F. Zimmerman worked for the J.A. Jones Construction Company.