This is a large folding chart of the physical world. In full colour, the map features numerous physical, political and commercial details such as sailing routes and telegraph lines. The oceans currents are detailed, and there are twenty-six insets surrounding the map. Two of them are of the world and feature declination and wind currents. Doctor Heinrich Carl Wilhelm Berghaus (1797-1884) was an engineer and geographer from Cleve, now in Germany. After his studies he worked in the Prussian Land Survey Office he then became a teacher of geodesy and a pioneer in the field of scientific and thematic cartography. Hermann Berghaus was the nephew of Heinrich Berghaus who continued his fine work. First published 1863, this is the seventh edition dated 1873. Provenance: G Marrin 1993; private collection of Rodney Shirley. Dreyer-Eimbcke IMCoS Journal 70 pp. 19-27.