Underwater telegraph cable construction. 1868 illustration of workers laying an underwater telegraphic cable from Dover, UK, to Calais, France, in 1851. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Collection Abecasis |
Bildgröße: | 2673 px × 3661 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |