// todo need optimize like in event.jsp. Add indexing or not indexing this page. First phones are sold (1 janv. 1877 – 1 janv. 1878) (La bande de temps)

First phones are sold (1 janv. 1877 – 1 janv. 1878)

Description:

by the end of 1877 there were 3000 active private telephones

Ajouté au bande de temps:

Technology project

ByWinton Foster

30 oct. 2018

Date:

1 janv. 1877

1 janv. 1878

~ 12 months

Les images:

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