THE ORIGIN OF SPECIES BY MEANS OF NATURAL SELECTION, or the Preservation of Favoured Races in the Struggle for Life. Sixth Edition with Additions and Corrections (2 Vols).
London, John Murray, 1891. Green cloth gilt. All edges uncut. A very good set. pp. xxvi, 365, plus advert page; v, 339. With portrait frontispiece and folding diagram. Item #24739