Παρόμοια τεκμήρια

• A lecture on telegraphic language delivered before the Boston Marine Society, February 5, 1833 /
  από: Pickering, John, 1777-1846.
  Άλλες Λεπτομέρειες Έκδοσης: (1833)
• The American electro magnetic telegraph with the reports of Congress, and a description of all telegraphs known, employing electricity or galvanism /
  από: Vail, Alfred, 1807-1859.
  Άλλες Λεπτομέρειες Έκδοσης: (1845)
• Description of the American electro magnetic telegraph now in operation between the cities of Washington and Baltimore /
  από: Vail, Alfred, 1807-1859.
  Άλλες Λεπτομέρειες Έκδοσης: (1845)
• As the electric telegraph has recently attracted a considerable share of public attention, our friends, Messrs. Cooke and Wheatstone, have been put to some inconvenience, by a misunderstanding which has prevailed respecting their relative positions in connexion with the invention
  από: Brunel, Marc Isambard, Sir, 1769-1849.
  Άλλες Λεπτομέρειες Έκδοσης: (1841)
• American telegraph system, semaphoric as well as magnetic American semaphore or marine signals, connected with the electro-magnetic telegraph /
  Άλλες Λεπτομέρειες Έκδοσης: (1846)