Henry J. Pepe

Ida Cunningham

Ida Cunningham was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Carl Switzer

Carl Switzer served in the First Ordnance Squadron.

Marion Edward Cieslicki

Marion Edward Cieslicki was an Polish American metallurgist who worked on the Manhattan Project from 1944 to 1946 at the University of Chicago and at Los Alamos.

Jacob Creisher