2011年9月1日 星期四

BBC News - World: Exciting stone tool find in Kenya

BBC News - World
The latest stories from the World section of the BBC News web site.
Exciting stone tool find in Kenya
Sep 1st 2011, 20:39

Acheulian hand-axes, sometimes dubbed the "Swiss army knives" of the Stone Age, were being used in Africa much earlier than previously thought.

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