A chart of the Wedgwood and Darwin's family tree on front end papers and a map of the voyage of the Beagle on back end papers. "The letters in this volume have been selected from the first seven volumes of the The Correspondence of Charles Darwin published by Cambridge University Press (1985-91)"--Editor's note. "First published under the title Charles Darwin's letters: a selection 1825-1859"--T.p. verso.