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24 gen 1865 anni - The Pneumatic Post Was Invented

Descrizione:

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.

Aggiunto al nastro di tempo:

Data:

24 gen 1865 anni
Adesso
~ 160 years ago