public marks

PUBLIC MARKS with tags mapping & locative

20 August 2006

17 August 2006

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

by metroboy
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

PUBLIC TAGS related to tag mapping

book +   everyblock +   geocoding +   hyperlocal +   journalism +   mashup +   SocialNetworking +   statistics +   stats +   technology +   test +   urban +  

Active users

metroboy
last mark : 20/08/2006 17:36