The Inner Workings of Telegraphy

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Telegraphy is the long distance transmission of written messages without physical transport of letters. A telegraph is a device for transmitting and receiving messages over long distances.

Keywords

Morse code, telephone, wireless telegraphy, Telegraph, Fax, message, networks, transmission, telegraphy, radiotelegraphy, e-mail, computers, telex, cablegram, printing telegraph, teleprinters, continuous wave

Galleries

Telephone and Telegraph Industry

Source

Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)

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