William P. Hofmann

Joseph M. Early

Raymond F. Frank

Raymond Frank was a metallurgist at the University of Chicago and stayed with the Met Lab after graduating from the university.

Leon O. Jacobson

Leon O. Jacobson was Associate Director of the Health Division and Section Chief of H-I, Clinical Medicine and Medical Research, at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. Norris