Architectural iron and steel, and its application in the construction of buildings ... specifications of ironwork ... tables selected expressly for this work ... by Wm. H. Birkmire (1905)
Birkmire, Wm. H. (William Harvey), 1860-1924 · New York, J. Wiley · leaf 158
th refuse, and are made from 6 to12 inches square. 216. Plain Wrought-iron Bar Window Guards—aremade of f or \ inch diameter bars, 4 or 5 inches apart be-tween centres, secured to and extending through \\ X f-inchor \\ X ^-inch cross-bars. These bars are let into the stoneor brick reveals, as plan… … |vj A bars are further secured at the bottom by drilling holes intosill and leading in the bars. 217. Bridle or Stirrup Irons—are used for wooden head-ers and trimmers to stairways, hoistways, floor lights, fireplaces 140 ARCHITECTURAL IRON AND STEEL. and flues in all first-class buildings where…
Building, Iron and steel
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