Urban Tech Links
Exploring past, present and future urban technologies in science and fiction, etc.
Wednesday, April 15, 2009
Chicago's Towers
Chicago Spire - Construction Technique (Part 1)
http://www.youtube.com/watch?v=4v5LWchzlxE&feature=related
Part 2
http://www.youtube.com/watch?v=q-hDTX-Qgd8&NR=1
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http://jfdatalinks.blogspot.com/2009/07/blog-post_15.html
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