Air, Light and Efficiency Showing Influence of Sash Types and Building Design . U a o oo uU c^ 32 iJcie ^oii a foujidry, forge shop or power house? D A \ 1 D L U P T O N S SONS C 0 M P A X Y. Philadelphia Tapestry Mills, Philadelphia, Pa. Wm. Steele Sc Sons Co., En^ine^rsand Constructors. Pond Continuous Sash with Pond Operating Device used in saw-tooth roof. Pond Continuous Sash in Sawtooths Pond Continuous Sash, being top-hung and weatherproof, andbeing readily operated in long lines by the Pond Operating Device, issuperior for sawtooth roofs to centrc-pi\-oted sash, over whi:h rainor snow c
Air, Light and Efficiency Showing Influence of Sash Types and Building Design . U a o oo uU c^ 32 iJcie ^oii a foujidry, forge shop or power house? D A \ 1 D L U P T O N S SONS C 0 M P A X Y. Philadelphia Tapestry Mills, Philadelphia, Pa. Wm. Steele Sc Sons Co., En^ine^rsand Constructors. Pond Continuous Sash with Pond Operating Device used in saw-tooth roof. Pond Continuous Sash in Sawtooths Pond Continuous Sash, being top-hung and weatherproof, andbeing readily operated in long lines by the Pond Operating Device, issuperior for sawtooth roofs to centrc-pi\-oted sash, over whi:h rainor snow can blow to the detriment of machinery or goods Icncath. The most famous installation of this sort is the macli/ne shopof the Ford Motor Co., covering a continuous area of approximately700,000 sq. ft.—the largest example of sawtooth construction in theworld. Each tooth contains two lines of Fond Continuous Sash,the upper one top-hung and opened by hand chain. In view of the vast extent of this roof and the absence of anyraised feature sufficient to provide the necessary air rcne\val, it wouldhave been impracticable to ventilate the shop by natural ventilation is therefor
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectr, booksubjectwindows
