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马家窑文化，BC 3300--BC 2050 (jan 1, 3300 BC – jan 1, 2050 BC)
Added to timeline:
121324114
By
choi hypos
10 May 2021
0
0
375
Date:
jan 1, 3300 BC
jan 1, 2050 BC
~ 1250 years
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