Illinois Society of Architects · Chicago · leaf 186
PORTER HOT-AIR FURNACE Largest Fire Pot,Greatest Radiating Sur-face,Circular Flue Radiator,Hollow Grate Bars. MANUFACTURED BY FRANK F.PORTER 317 W. 63(1 Street, Chicago … THE PORTER HOLLOW GRATE.PHONE 709, WENTWORTH. 185
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
