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Scientific American, Vol. 67, No. 8 (1892) (1892)
leaf 3
is not in the cally, so as to give a continuous position without causing the | action. Whenever the primary muscles to twitch and thus com- will be heard in the telephone, as all the inductive Fig. 4—MINER’S Fig. 6—INDUCTION pel the branch to dip. circuit is closed by its means, influences are… … the pair of coils, S' P'. Then, if in the direction indicated until © 1892 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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