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Building the World Trade Centre Pt 2

The steelwork construction.
Again, an amazing engineering feat - remember, it was 1968, sure, they are now going up in nearly every major city on earth but the 386 hadn't even been made then .. all done with a pencil and calculator! Clever guys.



Added: Mar-8-2009 
By: thecleaner001
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Tags: wtc building,
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