00705cam a2200217 4500 91747656 TxAuBib 20061207120000.0 080826s2008||||||||||||||||||||||||eng|u 26438 Project Gutenberg PGUSA eng TxAuBib Ball, W. P, (William Platt.) Are the Effects of Use and Disuse Inherited? An Examination of the View Held by Spencer and Darwin [Gutenberg] / by W. P. Ball. Project Gutenberg, 2008. Project Gutenberg. Freely available. Electronic text. Heredity. Variation (Biology.) http://www.gutenberg.org/license Rights TXTLL