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Scientific American, Vol. 63, No. 13 (September 1890) (1890)

leaf 15

An illustration from Scientific American, Vol. 63, No. 13 (September 1890), 1890, leaf 15
TLETT, ALUMINUM BRONZE AND BRASS | TO INVENTORS This is a separate and distinct publication from CABINET WOODS I MAHOGANY and V EN BE ItS, I SAW MILLS. as a suitable material for Propellers.—A paper by Thk Scientific American, but isuniform therewith Eugene H. Cowles, discussing the various… … Awarded the Grand Prize at, late Paris Exposition. This Company owns the Letters Patent to about two hundred ordinary book pages; forming a scription of the viirious methods of manufacturing this granted to Alexander Graham Bell, March PATENTS! metal, chemical and electrolytic; with special…

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