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Scientific American, New Series, Vol. 9, No. 14 (October 3, 1863) (1863)

leaf 7

An illustration from Scientific American, New Series, Vol. 9, No. 14 (October 3, 1863), 1863, leaf 7
rass JOURNAL The points of For the last ten or twelve years I have been a con- the engines on all the new gun-boats, side-wheel tances from the fulcrums of the r: ight-angled lev- taken great pleasure in recommending it to my friends‘as the most reliable and valuable scientific have a… … patent, at that place. two males and seven females were hatched out. short connections), and we have yet to hear of a single crank shaft, or more than one (the Pembina, And that if the air bubble is inthe centre of the end we believe, broke hers), breaking on any of the en- of the egg, a male bird…

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