C. W. Hammond

Charlton C. Barth

H. Hoessly

H. Hoessly worked for the Roane-Anderson Company.

Raymond F. Frank

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

Harriet Lysaght

Harriet Lysaght worked for the Tennessee Eastman Corporation at the Y-12 Plant.