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Scientific American, Vol. 9, No. 33 (April 1854) (1854)

leaf 3

An illustration from Scientific American, Vol. 9, No. 33 (April 1854), 1854, leaf 3
d down the draft tom or self-adjusting valves under the same stalks into a proper position to be cut, to pre- by hand. opening, by which the exhaust is made to act —the upper chamber being provided with upon the sparks in such a manner as to force a suitable nest, and a number of false eggs for… … hen is induced to set upon the nest by reason Joseph Usher, of Cincinnati, Ohio, has ap- of the false eggs being placed in it. As soon plied for a patent for an improvement in Flasks The annexed engravings are views of an im- any suitable width and depth to contain a de- as she lays an egg, it…

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