Howard W. Bigelow

Earl K. Hyde

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

Herbert T. Etzler

Herbert Etzler worked for the Roane-Anderson Company.

C. H. Hemphill

J. A. Slice

J. A. Slice worked for the Union Carbide & Carbon Corporation.