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Scientific American, Vol. 85, No. 26 (December 1901) (1901)

leaf 5

An illustration from Scientific American, Vol. 85, No. 26 (December 1901), 1901, leaf 5
re the restoring coherer is much greater than that of a permanent as the East River is concerned, it necessitates bridges properties are self-contained, and the normally high coherer with the exception of the most carefully ad- of at least 1,500 feet clear span or tunnels of great resistance is… … FLAN AND FBOFILE OF THE FBOFOSED FENNSYLVANIA-LONG ISLAND CENTBAL STATION AND CONNECTING TUNNELS. tion of the waves. Carbon possesses this property, heavy gradients. The East River is already spanned to the purpose of long-distance transmission; but since likewise steel and iron, and so it is that…

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