// todo need optimize like in event.jsp. Add indexing or not indexing this page. TELEGRAPH (1830-1840) (1 jan 1830 ano – 1 jan 1840 ano) (Linha do tempo)
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TELEGRAPH (1830-1840) (1 jan 1830 ano – 1 jan 1840 ano)

Descrição:

Telegraph is a system of communication in this era. It is a long distance transmission of textual messages where the sender uses symbolic codes to the receiver. It creates signal by making and breaking electrical connections

Adicionado na linha do tempo:

INDUSTRIAL

BySab Etcuban
17 dez 2019

Data:

1 jan 1830 ano
1 jan 1840 ano
~ 10 years

Imagens:

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