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  2. Electrical telegraph - Wikipedia

    en.wikipedia.org/wiki/Electrical_telegraph

    The idea of using the telegraph to transmit a time signal for longitude determination was suggested by François Arago to Samuel Morse in 1837, [82] and the first test of this idea was made by Capt. Wilkes of the U.S. Navy in 1844, over Morse's line between Washington and Baltimore. [83]

  3. Cooke and Wheatstone telegraph - Wikipedia

    en.wikipedia.org/wiki/Cooke_and_Wheatstone_telegraph

    Cooke and Wheatstone had their first commercial success with a telegraph installed in 1838 on the Great Western Railway over the 13 miles (21 km) from Paddington station to West Drayton. Indeed, this was the first commercial telegraph in the world. [10] This was a five-needle, six-wire [9] system. The cables were originally installed ...

  4. Telegraphy - Wikipedia

    en.wikipedia.org/wiki/Telegraphy

    An overland telegraph from Britain to India was first connected in 1866 but was unreliable so a submarine telegraph cable was connected in 1870. [49] Several telegraph companies were combined to form the Eastern Telegraph Company in 1872. Australia was first linked to the rest of the world in October 1872 by a submarine telegraph cable at ...

  5. Electric Telegraph Company - Wikipedia

    en.wikipedia.org/wiki/Electric_Telegraph_Company

    The Electric Telegraph Company was the world's first public telegraph company, founded in the United Kingdom by Sir William Fothergill Cooke and John Lewis Ricardo, MP for Stoke-on-Trent, [1] with Cromwell F. Varley as chief engineer. [2] It was incorporated by the Electric Telegraph Company's Act 1846 (9 & 10 Vict. c. xlvi).

  6. Timeline of North American telegraphy - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_North_American...

    The first telegraph office November 14, 1845 report in New York Herald on telegraph lines coming into operation. 1 April 1845: First public telegraph office opens in Washington, D.C., under the control of the Postmaster-General. [4] The public now had to pay for messages, which were no longer free. [5]

  7. Samuel F.B. Morse gave the first public telegraph ... - AOL

    www.aol.com/news/samuel-f-b-morse-gave-090000140...

    A neglected anniversary of sorts came and went May 24; it was the first public demonstration of Samuel F.B. Morse’s telegraph 178 years ago at B&O Mount Clare Station, today the home of the ...

  8. Samuel Morse - Wikipedia

    en.wikipedia.org/wiki/Samuel_Morse

    Samuel Finley Breese Morse (April 27, 1791 – April 2, 1872) was an American inventor and painter. After establishing his reputation as a portrait painter, Morse, in his middle age, contributed to the invention of a single-wire telegraph system based on European telegraphs.

  9. History of the telephone - Wikipedia

    en.wikipedia.org/wiki/History_of_the_telephone

    In 1804, Spanish polymath and scientist Francisco Salva Campillo constructed an electrochemical telegraph. [7] The first working telegraph was built by the English inventor Francis Ronalds in 1816 and used static electricity. [8] An electromagnetic telegraph was created by Baron Schilling in 1832.