Mechanical equipment of buildings; a reference book for engineers and architects (1916)
Harding, Louis Allen, Willard, Arthur C. (Arthur Cutts), 1878-1960 · New York Wiley · leaf 213
Thickness of wall to be ^^^^^^^^^Extra Vertical S.eel BarsIncreased SOi.each side of. ieach side of opening, the number and 50above and below tna added being 50^ more than the opening, mesh forming hooped Col, number omitted for opening. SECTION A-B 48-% bars 200 s?51 Isr^^ ^ ■t=^S _ •5:! s^^ 60-^A… … Double Layer ofMesh. 30aboveand 30below thismoke opening.
Building · Heating · Ventilation
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
