Jan. 8 (UPI) --Hominins living near Tanzania's Olduvai Gorge were preferentially selecting material for different types of stone tools as early as 1.8 million years ago. New research suggests the ...
L-390 (Cohansey Qaurtzite): Not a collection from archaeological context. Unkown collection procedure. Collection includes raw material, outer surface, and naturally-weathered specimens. L-390 ...
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