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24 jan 1865 ano - The Pneumatic Post Was Invented

Descrição:

The Pneumatic Post was invented by William Murdoch who made the underground pressurized air tubes to carry capsules from one area to another and in those capsules can things such as mail, money, and important documents.

Adicionado na linha do tempo:

Data:

24 jan 1865 ano
Agora
~ 160 years ago