Central Intelligence Agency | The Debrief: Behind the Artifact - Pneumatic Tubes @CentralIntelligenceAgency | Uploaded January 2022 | Updated October 2024, 2 hours ago.
Ever wonder how #CIA sent intra-Agency messages before email?

Well, we had a pneumatic-tube system to transport small items through tubes using air pressure to move carriers throughout our building.

Though our system wasn't unique, it was one of the largest internal systems in the world.

Learn more.