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  • Thumbnail for Electrical telegraph
    The Life Story of a Technology, Greenwood Publishing Group, 2006 ISBN 031333207X Schwoch, James (2018). Wired into Nature: The Telegraph and the North...
    77 KB (9,234 words) - 15:51, 28 August 2024
  • Thumbnail for Cooke and Wheatstone telegraph
    The Life Story of a Technology, Greenwood Publishing Group, 2006 ISBN 031333207X. Shaffner, Taliaferro Preston, The Telegraph Manual, Pudney & Russell...
    25 KB (3,437 words) - 21:12, 6 August 2024
  • Thumbnail for British and Irish Magnetic Telegraph Company
    The Life Story of a Technology, Greenwood Publishing Group, 2006 ISBN 031333207X. Morse, Samuel, "Examination of the Telegraphic Apparatus and the Processes...
    26 KB (3,414 words) - 19:30, 2 August 2024