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The timeline of North American telegraphy is a chronology of notable events in the history of the electric telegraphy in the United States and Canada, including the rapid spread of telegraphic communications starting from 1844 and completion of the first transcontinental telegraph line in 1861.
The American Telegrapher: A Social History, 1860-1900 (1988) Gallagher, Edward A. Getting the message across: the story of Western Union ((Newcomen Society, 1971) Hindle, Brooke. Emulation and Invention (1981), compares telegraph and steamboat. Hochfelder, David. The Telegraph in America, 1832-1920 (The Johns Hopkins University Press, 2012 ...
The history of telecommunication began with the use of smoke signals and drums in Africa, Asia, and the Americas. In the 1790s, the first fixed semaphore systems emerged in Europe . However, it was not until the 1830s that electrical telecommunication systems started to appear.
Distant Writing—The History of the Telegraph Companies in Britain between 1838 and 1868; Western Union Telegraph Company Records, 1820–1995—Archives Center, National Museum of American History, Smithsonian Institution. Early telegraphy and fax engineering, still operable in a German computer museum (Archived 20 April 2012 at the Wayback ...
In America, the end of the telegraph era can be associated with the fall of the Western Union Telegraph Company. Western Union was the leading telegraph provider for America and was seen as the best competition for the National Bell Telephone Company. Western Union and Bell were both invested in telegraphy and telephone technology.
Another electrical telegraph was independently developed and patented in the United States in 1837 by Samuel Morse. His assistant, Alfred Vail, developed the Morse code signaling alphabet with Morse. America's first telegraph was sent by Morse on January 6, 1838, across 2 miles (3 km) of wiring.
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Efforts to find a way to transmit telegraph signals without wires grew out of the success of electric telegraph networks, the first instant telecommunication systems. [23] Developed beginning in the 1830s, a telegraph line was a person-to-person text message system consisting of multiple telegraph offices linked by an overhead wire supported on ...