G. B. McDonald

C. O. Burns

C. O. Burns worked for the Union Carbide & Carbon Corporation.

Ruth Marinsky

E. W. Smith

E. W. Smith worked for the Union Carbide & Carbon Corporation.

Ruth A. Casler

Ruth A. Casler was a lab technician in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.