DARWIN, Charles. Geological Observations on the Volcanic Islands, visited during the voyage of H.M.S. Beagle, London: Smith, Elder and Co., 1844. 8°, folding lithographed frontispiece map by J. Walker, 14 wood-engraved illustrations, one-page advertisment at beginning and 24 pages at end (backstrip cracked and stitching of a few gatherings weak, occasional light spotting), contemporary blind-stamped cloth (large part of spine torn away, spine and covers faded, lower cover stained). FIRST EDITION. Freeman 272; Norman 587.