W. Stephens

Seth H. Ely, Jr.

C. L. McAfee

C. L. McAfee worked for the Union Carbide & Carbon Corporation.

Ernest J. Bray

Ernest Bray worked for the Roane-Anderson Company.

Joseph LaRocco

Joseph LaRocco was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.