Geology Darwin, Charles Scientific Voyages to the Islands of the Green Promontory, South America, the Land of Fire, the Falkland Islands, Chiloe Islands, Galapagos Islands, Otaheiti, New Holland, New Zealand, Van Diemen's Land, Keeling Islands, Mauritius, St Helena, the Azores, etc. German and with annotations by Ernst Dieffenbach. Two parts in 2 volumes. With 6 wood engravings and an engraved folding map. Brunswick, Vieweg, 1844. XVI, 319 p., VIII, 301 p., 1 leaf. Publisher's proof. Paperback d. With ribbed label (somewhat stained and bumped). First German edition. - Freeman, The works of Ch. Darwin 188 - Sabin 18650 - Darwin's research report from the voyage on the 'Beagle' in the years 1831-36. As a young natural scientist Darwin (1809-1882) accompanied the surveying expedition around the earth under the command of R. Fitzroy. "The main focus of the research was on South America, where D. provided valuable information about the soil composition and natural features of the areas traversed on several inland excursions, the most important of which were to Patagonia and Chile. In particular he created the basis for our scientific knowledge of Patagonia ... " (Henze II.18 f.) - The research results and observations on this journey led Darwin to his groundbreaking work on the theory of descent. - Name on title and endpapers, stamp on verso of title, partly browned and somewhat foxed, slightly waterstained in upper margin (outside text). Geology. - First German edition. - 2 parts in 2 vol. - With 6 text woodcuts and 1 engraved folded map. Contemp. boards with spine label (somewhat stained and bumped). - "The focus of his research was on South America, where D. provided valuable information about the soil composition and natural features of the areas he travelled through on several domestic excursions, the most important of which were to Patagonia and Chile. In particular, he created the basis for our scientific knowledge of Patagonia ... " (Henze). - Name on title and endpapers, stamp on title verso, partly browned and somewhat foxed, slightly waterstained in upper margin (outside text).