Illinois Society of Architects · Chicago · leaf 622
KitL-l Block HEATING AND VENTILATION BY HANLEY & CO. fi22 ciated by those who have been obliged togrope in the dark, or who have learned bybitter experience how difficult it is to carrywater and eliminate air pressure in the same P^P^ EXPERIMENTS Numerous practical experiments were car-ried out…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
