Opening of the 1851 London to Paris telegraph link. Instrument room at the Submarine Telegraph Company, Cornhill, London, showing the Wheatstone needle telegraph instruments. From the Illustrated London News, 13 November, 1852. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Oxford Science Archive |
Bildgröße: | 5133 px × 3402 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |