Masters of Space : Morse and the Telegraph; Thompson and the Cable; Bell and the Telephone; Marconi and the Wireless Telegraph; Carty and the Wireless Telephone - Towers, Walter Kellogg, 1888- (Project Gutenberg, 2004)
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Keywords: Morse, Samuel Finley Breese, 1791-1872; Kelvin, William Thomson, Baron, 1824-1907; Carty, John J. (John Joseph), 1861-1932; Telephone; Telegraph, Wireless; Marconi, Guglielmo, marchese, 1874-1937; Radio; Telegraph; Bell, Alexander Graham, 1847-1922