Illinois Society of Architects · Chicago · leaf 89
ained only whilethis intervening space of twenty feet is maintained unoccupied as part of the grounds 87 LONG DISTANCE TELEPHONE CENTRAL 498 and 499 the schott Balanced Column Hot Water System li), f). Scboft, the schott regulated steam System POWE ENGINEER 1 100-1 128 American Trust bldg.CHICAGOR… … Plenty of Fresh Air Ib essential iQ factories and shops. It en-ables workmen to do more and better work.The Burt Ventilator has a PatentedSliding 5leeve Damper which enables youto easily and exactly regulate the tempera-ture to suit requirements. Can be closedtight without obstructing light. Only…
Architecture · Building · Architects
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