Richard A. Bailey

Calvin J. Brown

F. P. Fink

F. P. Fink worked for the Watson-Flagg Engineering Company.

Ralph Gardner-Chavis

Ralph Alexander Gardner-Chavis (1922-) is a chemist and pioneer of hard plastics who worked at the University of Chicago’s Met Lab during the Manhattan Project.

H. H. May

H. H. May worked for the J.A. Jones Construction Company.