Fine- in Good jacket. 8vo-over 7¾"-9¾" tall. 286 pages. This book "is the result of over ten years of scientific investigation of the heritablity of intelligence of the two largest racial groups in the U.S. It is the first book-length comparsion of identical and fraternal black and white twins in existence." FINE-HARDCOVER, GOOD DUST JACKET.
Very Good. Hardcover w / dustjacket. First edition copy. Near Fine condition; edges, corners, and covers of book show very minor wear. No underlining; no highlighting; no internal markings. No pricing stickers. No remainder mark. DJ is Near Fine with some slight soiling. xiv, 286 p. Large-scale comparative study of the mental abilities of black and white twins. Stored in sealed plastic protection. In the event of a problem we guarantee full refund. 1980. Hardcover w / dustjacket.
Very Good in Good dust jacket. 0936396008. 286 pages, tables, cloth, dj, very good. From the publisher: TWINS is the result of over ten years of scientific investigation of the heritabililty of intelligence of the two largest racial groups in the United States. It is the first book-length comparison of identical and fraternal black and white twins in existence.
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