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Scientific American, Vol. 31, No. 17 (1874) (1874)

leaf 3

An illustration from Scientific American, Vol. 31, No. 17 (1874), 1874, leaf 3
rses, shafts being attached to the springs. When at ordinary way of using the induction coil. store keeps it that deals in general variety.—American the place where its services are required, the wheels are rea- One great advantage in the use of the induction coil, over Builder. dily taken off, and… … creased weight of the wood poured into the upper part after treatment. of the tube until it is full, rents which accompany magnetic storms. In the way in and the trough is afterwards half filled with ordinary wa. IMPROVEMENT IN CABLE TELEGRAPHY, which cables are usually worked at present, the…

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