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20 nov 1855 año - Telegraph (1855)

Descripción:

The telegraph revolutionized long distance communication. It worked by tansmittng electrical signals between stations of textual or symbolic messages ( morse code).

Añadido al timeline:

The Evolution of Traditional to New Media

ByChynna Pepito
26 nov 2018

fecha:

20 nov 1855 año
Ahora mismo
~ 168 years ago

Fotos:

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