Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 453
regular intervals to give maximum effect.A double or suspended ceiling improves the looks of the turbineroom but is not usually justilied for this reason alone. It does,however, provide an air space between the roof and the turbineroom and with proper ventilation is a great aid in preventing… … New Bedford Gas and Edison Light Company. Boiler room, looking east. Steam seals exhausting into the room, leaky joints and open blows,will do as much toward diminishing this trouble as anything else.Gypsum is being used more and more for roofs with a view towarddecreasing condensation. Floors are…
Science · Technology · Meteorology · Patents
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![An illustration from The Mason Machine Works, Taunton, Massachusetts, U.S.A., inventors and builders of cotton machinery : Founded 1842 ; Incorporated 1873 ; [Catalogue] (1898)](https://img.insideoutlibrary.com/img/200/ia-masonmachinework00maso-9-1@90.webp)
