. Illustrated catalogue of wrought and cast iron pipe, steam and gas pipe fittings, brass and iron steam valves and cocks, tools, supplies, and other articles incidental to steam and gas engineering, and hot water and steam heating, manufactured by the Walworth Manufacturing Company. (No. 2, without Sprocket Wheel.) Block tested to, 1^, %, i, i%, 2, 3 Ton. No. Feet Chain in each Block, 26, 26, 30, 34, 3S, 3S PROSSERS BOILER TUBE EXPANDER. PATENT (SPRING) TUBE EXPANDER. Fig. PATENT (GUIDE RING) TUBE 229.

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectpipefittings, bookyea