1- On The Origin of Species by Means of Natural Selections Published by Humphrey Milford, Oxford University Press, 1923 Book Dimensions: 15 x 10 cm and Number of Pages: 454 2- The Descent of Man Part I and the Concluding Chapter of Part III Published by Watts & Co, London, 1930 Book Dimensions: 17 x 11 cm and Number of Pages: 244 3- The Autobiography of Charles Darwin Published by Watts & Co, London, 1929 Book Dimensions: 17 x 11 cm and Number of Pages: 154 Condition The three books in very good condition. Firm and well-bound copies. Nice and clean inside. A signature on top inside front free end paper page of The Origin of Species, other books are not personalised. Some notes in pencils on rear inside cover page of The Descent of Man. Toning and some foxing to free end papers only, but text is bright and clear throughout (Please see pictures).