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Scientific American, Vol. 44, No. 10 (March 1881) (1881)

leaf 4

An illustration from Scientific American, Vol. 44, No. 10 (March 1881), 1881, leaf 4
es the invention. for the following leading reasons: The turbine is not affected rows with the required number in each row, two rows being Mr. James N. Lee, of Natchitoches, La., has patented an by ice; it is not affected by backwater, save the loss of power of round teeth and two of flat teeth… … insure plain marking. are needle-pointed, and are sol- Mr. Edward Heyde, of East dered at their lower ends be- CHENEY'S HATCHELING DEVICE. Saginaw, Mich., has patented a tween metal strips fitted in slots boat rowing apparatus, the ob- in their respective blocks, so ject of which is to facilitate…

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