Long Distance Telegraphy
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(New page: '''''This article is a stub. You can help the GHN by expanding it.''''' Baltimore, Maryland and Washington, DC. Samuel Morse demonstrated long distance telegraphy on 24 May 1844 by transm...)
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This article is a stub. Please help expand the article by using the edit tab.Samuel Morse transmitted the message "What hath God wrought" from Baltimore to Alfred Vail in Washington, D.C., using America's first completed long-distance telegraph line. Morse and Vail had first successfully demonstrated their electric telegraph, over a shorter distance, in 1838.
See also: Morse Code