EarlyHumans on MSNOpinion
Who lived in North America first - and why the timeline doesn’t fully add up
The story of North America’s first inhabitants is more complicated than it once seemed. Evidence suggests people may have ...
Population history of native North Americans / Russell Thornton -- Patterns of disease in early North American populations / Douglas H. Ubelaker -- The population of the St. Lawrence Valley, 1608-1760 ...
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