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Scientific American, Vol. 30, No. 11 (March 1874) (1874)

leaf 4

An illustration from Scientific American, Vol. 30, No. 11 (March 1874), 1874, leaf 4
it jumps indicates the regularity with good pails, brings from 1 to 5 cents more per pound than when paper at the focus of the mirror our sensitive flame, and the which my watch is ticking. in the common tub or firkin. Similarly good return oyster conditions are the same as in the previous… … we can regulate the flame so that it will not respond unless And now observe the action of a tube in preventing the strongly agitated. The flame is placed in the focus of the cheapest and most convenient way of sending oysters over mirror, a, and when the bell is rung, not being in the focus…

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