L. G. DeNagy

J. D. Mayfield

G. C. Kreis

G. C. Kreis worked for the J.A. Jones Construction Company.

Clyde R. Emery

Clyde R. Emery worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

C. J. Carrol

C. J. Carrol worked for the Poe Piping & Heating Company.