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Scientific American, Vol. 5, No. 45 (July 1850) (1850)

leaf 7

An illustration from Scientific American, Vol. 5, No. 45 (July 1850), 1850, leaf 7
wo miles per hour—she had formerlythe old paddle wheel. The object attained byMorgans wheel is causing the paddles to en-ter and leave the water v»rtically, instead ofat an angle. This prevents shocks and tendsto increase the speed ; but it is difficult to con-struct them—they are expensive and… … A Chinese Art. A remarkable and valuable Calcydona, whichhad been engraved in China, with a figure ofthe Venus of that empire, has been recentlypresented by a Captain Gaull to the Society ofAntiquaries of London. It is a very large peculiar stone j and Mr.Kosnig gave it as his opinion that nothing…

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