Architectural iron and steel : and its application in the construction of buildings, including beams and girders in floor construction, rolled iron struts, wrought and cast-iron columns, fire-proof columns, column connections, cast-iron lintels, roof trusses, stairways, elevator enclosures, ornamental iron, floor lights, and skylights, vault lights, doors, and shutters, window guards and grilles, etc., etc., with specification of ironwork and selected papers in relation to ironwork, from a revision of the present law before the legislature affecting public interests in the city of New York, in so far as the same regulates the construction of buildings in said city, tables selected expressly for this work, of the properties of beams, channels, tees and angles, used as beams, struts and columns, weights of iron and steel bars, capacity of tanks, areas of circles, weights of circular and square cast-iron columns, weights of substances, tables of squares, cubes, etc., weights of sheet copper, brass and iron, etc (1892)
Birkmire, Wm. H. (William Harvey), 1860-1924 · New York Wiley · leaf 121
able for closing storefronts, warehouses, goods sheds, staircase openings, elevatoropenings, and in many cases where protection from fire andthieves is desired. The shutters are made of steel, corrugatedand riveted together, forming a firm and unbroken surface.They can be made self-coiling up to… … friction in the iron grooves. These grooves are made ofiron channel bars \\ X \\ X i thick. 160. The Noiseless Shutter—consists in the applicationof strips of leather to the edge, which are woven throughmortises in the steel, forming a protection to the parts thatwork in the grooves, and a cushion…
Building, Iron and steel · Building · Ironwork
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