Darwin, Charles. ON THE ORIGIN OF SPECIES By Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life. Introduced by Richard Keynes. Roy. 8vo, First Edition in this form; pp. xxii, 416(last blank); coloured frontispiece & 24 plates (mostly coloured), diagram, glossary, index; original gilt-illustrated cloth; a fine copy in slipcase. London; The Folio Society; 2006.