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Scientific American, Vol. 44, No. 18 (April 1881) (1881)

leaf 4

An illustration from Scientific American, Vol. 44, No. 18 (April 1881), 1881, leaf 4
40,000 persons are engaged in its etc., are impressed upon the paper in the soft web by a wire used, while in other cases lime and soda ash are used. manufacture. The business has shown a wonderful growth cylinder, called a dandy roll. When the dandy roll is The boiling is effected now generally in… … vat. After the rags have been submitted to the process for a time, the roll is so lowered that its blades reduce the covered with plain woven wire cloth, what is called ness in paper worth mentioning, while our imports amounted stock to finer fibers than would be effected in its first to more than…

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