The world - National Geographic Society. Cartographic Division (Washington : [editor no identificado], 1970)
"Melville Bell Grosvenor, editor"- -"Welman Chamberlain, chief cartographier"- -Muestra los principales ferrocarriles, canales, aeropuertos, etc.- -Inserciones: The United nations, Population density- -Vegetation and land use- -International time zones- -Antartica- -Antartic ocean- -Al reverso: How man pollutes his world
Keywords: MAPAMUNDIS