Illinois Society of Architects · Chicago · leaf 270
Cement Flashing Block. U. S Patent issued Sept. 24. 1912. Canadian. March 18, 1913. The Block D is to be built in the fire walls and chimneys. Itreplaces two courses of bricks. As the usefulness will be impaired if notproperly laid, care must be taken to put Base A flush wiih top of concrete orroof… … Duplex Flashing Block TELEPHONE CENTRAL 903 ESTABLISHED 1847 M. W. POWELL COMPANY ROOFERS MARQUETTE BUILDING CHICAGO Our Engineering department it: at pour service to help solve vour Roofing problems TELEPHONES FRANKLIN 2810 and 281! Quality CHARBONNJEAl] ^COMPANY **• ►ervice CONTRACTORS 30 N. LA…
Architecture · Building · Architects
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