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Re: TOP TEN TECHNOLOGIES Pre-1970s
The wheel
agriculture
writing
the idea of tools
lever/fulcrum
mining/smelting/casting/machining (stone age, bronze age, iron age, Industrial revolution)
paper/printing press
electricity
rockets/satellites/space age
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"Rationality is our distinguishing characteristic - it's what sets us apart from the beasts." - Aristotle
Last edited by Mark McLeod : 04-10-2011 at 17:40.
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