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Scientific American, Vol. 37, No. 14 (October 1877) (1877)
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ing, or in shown in the rear. Around one end of any other similar source. Therefore, this magnet is wound a coil, B, of fine first, a wave of air throws the dia- insulated copper wire (silk covered), phragm into vibration; second, each the ends of which are attached to the movement produces a… … APPLICATIONS OF PROFESSOR BELL'S NEW TELEPHONE. © 1877 SCIENTIFIC AMERICAN, INCImproved · Patents · Furnish · Object · Plow · Consists · Scientific American · Formed · Oil chamber · Improved machine · Inner ends · Side pieces · American supplement · Rapid transit · Small quantity · Plow beams · Improved car
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