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 173
Fig. 1. Fig. 2. The following sizes are also used to enclose well-holes ofelevators, guard windows, etc. They make the cheapest guardthat can be produced consistent with strength. WIREWORK—BOILER FLUES. 155 \\ mesh, No. 9 or 10 wire, round frame, 1 lb. per sq. ft.I$ grooved l£ (c) For guards…
Building, Iron and steel
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