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1929 Feb. 14
Boas, Franz, 1858-1942
New York (N.Y.) - Describing an ongoing study about "intelligence testing among Negroes." Suggesting that they wait until they have data to make any statement. Typed on Columbia University letterhead.
1903
Du Bois, W. E. B. (William Edward Burghardt), 1868-1963
Unidentified typescript draft of with citations of passages on the mental capacity, intellectual development, educational progress, and opportunities of the black American.