Illinois Society of Architects · Chicago · leaf 560
OIL til pi COAL orQAS Ask for catalog ORR & SEMBOWER, Inc. 208-212 North Clinton StreetChicago, Illinois … Iactory: Rt;idini», P-< Established 1885 500 KEY FOR COMPUTING BOILER SIZES FOR DIRECT RADIATION Compiled by the Standardization Committee of the CHICAGO MASTKIl STI:aM FITTICWS (Copyrighted, 1923)Key Manufacturer Trade Name Cat. No. 10 20121013141712101314…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer04inte-275-127.webp)
