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Scientific American, Vol. 28, No. 20 (May 1873) (1873)

leaf 5

An illustration from Scientific American, Vol. 28, No. 20 (May 1873), 1873, leaf 5
ordinary pajier. ed, the next process is the extraction of ink and fat by boil- fifteen feet hight between diaphragms will hold from 4,000 ing. Writing ink can be extracted with water alone, but a LEATHER BOARDS. to 4,500 lbs. A. rotary pump, F, fed from the liquor tank A very hard variety of… … pally used for blotting. A bogus manilla paper is somt The new works of the American Wood Paper Com- APPARATUS rOE BOILING STOCK. times made from old wrapping paper and straw, colore pany, at Manayunk, Pa., have a capacity of fifteen tuns with Venetian red in the engine. Real manilla fiber is tt of…

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