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Scientific American, Vol. 78, No. 14 (April 1898) (1898)

leaf 4

An illustration from Scientific American, Vol. 78, No. 14 (April 1898), 1898, leaf 4
the tube, number of interruptions. A special Morse key, B, is exist between Spain and this country, nothing could G. Under the action of the waves, the particles of placed in the primary circuit, and the condenser is be more welcome than the announcement of a prac- powder in the tube immediately… … sections of two of our east- INSTRUMENTS FOR TRANSMITTING MORSE SIGNALS BY MEANS OF WIRELESS TELEGRAPHY. of course, that the tap on ern railroads. During last the tube be automatically year Guglielmo Marconi, accomplished. In order to secure this the decohering as well as at the vibrating contact.…

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