Annual report of the Regents . o CI o o,4 ?a a <£ O 05CD ft o a O H oo. CLAYS OF NEW YORK 769 Elbows and Ys are made by molding the clays in plaster molds;or in tbe case of Ys and Ts, straight pieces of pipe are sometimestrimmed to fit together in the desired shape and the parts cementedby slip. Such complicated pieces need to be dried more slowly. Sewer pipe are made from 2 to 2i feet in length; the diameterranges from 3 to 30 inches. New York sewer pipe industry Angola. John Lyth & Sons. The works are situated along theLake Shore railroad some few hundred feet southwest of the s
Annual report of the Regents . o CI o o,4 ?a a <£ O 05CD ft o a O H oo. CLAYS OF NEW YORK 769 Elbows and Ys are made by molding the clays in plaster molds;or in tbe case of Ys and Ts, straight pieces of pipe are sometimestrimmed to fit together in the desired shape and the parts cementedby slip. Such complicated pieces need to be dried more slowly. Sewer pipe are made from 2 to 2i feet in length; the diameterranges from 3 to 30 inches. New York sewer pipe industry Angola. John Lyth & Sons. The works are situated along theLake Shore railroad some few hundred feet southwest of the sta-tion. The material used is the Portage shale, of a gray color andcontaining streaks of bituminous matter. It is mined about 200feet east of the factory. A. small blast serves to loosen a largequantity of it. A part of the bank is roofed over to protect theworkmen in winter. Cars drawn by horses convey the shale tothe dry pans, where it is ground to a fine powder and then fartherground with the addition of water in a wet pan. The temperedmaterial is carried in a bucket ladd
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Keywords: ., bookauthorne, bookcentury1800, bookdecade1880, booksubjectscience
