Howard B. Denman

W. R. Chambers

W. R. Chambers worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Arthur Scott Weygandt

Arthur Scott Weygandt was a chemical engineer at DuPont.

Hal M. Briggs

Celeste Hand

Celeste Hand was a switchboard operator at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.