Illinois Society of Architects · Chicago · leaf 315
dental repairs to fur-naces, which shall not affect the general ac-tion of the system, such as renewal of grates,smoke pipes and resetting old furnace insame location; or renewing of single warmair pipes in basement; but when additionalruns or new stacks are installed, a permitshall be required,… … ■■■•., *■ ■ V « S3!
Architecture · Building · Architects
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