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2 answers

What the...?

2007-01-07 17:45:11 · answer #1 · answered by balderarrow 5 · 0 0

Sometime during the 19th century when Johann Friedrich Blumenbach, a German scientist, conducted a study classifying the race based on the properties of human skulls.

2007-01-12 00:37:55 · answer #2 · answered by grateteecher 2 · 0 0

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