Pneumatic transport in Paris, Paris pneumatic tube
The pneumatic transport in Paris was a network of underground tubes that moved messages in small containers using air pressure. The system connected different parts of the city with hundreds of kilometers of pipes and allowed message delivery within minutes.
The system started in 1868 as the Poste pneumatique de Paris and was operated by the French telegraph service. It remained in operation for over a century until its closure in 1984, after telephones and later fax machines made it obsolete.
The pneumatic post became woven into Parisian life as a trusted communication tool. People used special small blue forms to send quick messages that arrived almost instantly, making urgent correspondence part of daily routine.
The old infrastructure can still be seen in parts of Paris where the tubes run underground. To explore remnants of this system, look for guided tours or specialized walks that explain the city's historical infrastructure.
The special blue forms called petits bleus were widespread and people paid a flat fee regardless of message length. This simple pricing made fast communication affordable for ordinary people and democratized access to urgent delivery services.
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