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PUBLIC MARKS from metroboy with tags space & urbanism

17 August 2006 21:30

The Centripetal City: Telecommunications, the Internet, and the Shaping of the Modern Urban Environment | varnelis.net

Modern telecommunications emerged in the mid-nineteenth century. The optical telegraph, invented in the 1790s and based on semaphore signaling systems, had by the 1830s formed a network across Europe, allowing messages to be transmitted from Paris to Am

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