"Mexico" . . "Mexico." . "Mexique" . . "Expéditions scientifiques Mexique." . . "Amérique du Sud" . . "Russia (Federation)" . . "South America" . . "South America." . "Asia" . . "Travel." . . "Sibérie (Russie)" . . "Expéditions scientifiques Russie Sibérie." . . . . "Entdeckungsreise." . . "Harper & Brothers," . . "Scientific expeditions." . . "Expéditions scientifiques." . . "Expéditions scientifiques Amérique du Sud." . . . . . . . . "Travels and researches of Alexander von Humboldt; being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia --together with analyses of his more important investigations"@en . . . . . . . . "Electronic books"@en . . . . "Travels and researches of von Humboldt" . . . "The travels and researches of Alexander von Humboldt: being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia; together with analyses of his more important investigations" . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia : together with analyses of his more important investigations" . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia : together with analyses of his more important investigations"@en . "The travels and researches of Alexander von Humboldt: being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia; together with analyses of his more important investigations"@en . . . . . . . . . "The travels and researches of Alexander von Humboldt: being a condensed narrative of his journeys in the equinoctial regions of America, and in asiatic Russia ; together with analyses of his more important investigations" . . . . "Relief prints"@en . "The travels and researches of Alexander von Humboldt; being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia, together with analyses of his more important investigations"@en . . . . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia, together with analyses of his more important investigations"@en . . . . . . . . "Publishers' advertisements"@en . . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America and in Asiatic Russia, together with analyses of his more important investigations" . . "The travels and researches of Alexander Von Humboldt : being a condensed narrative of his journeys in the Equinoctial regions of America, and in Asiatic Russia, together with analyses of his more important investigations" . . "Maps"@en . . . . . . . "Travels" . "The travels and researches of Alexander von Humboldt; being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia:--together with analyses of his more important investigations"@en . "Travels and researches of Baron Humboldt"@en . "Travels and researches of Baron Humboldt" . . . "Travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia, together with analyses of his more important investigations" . . . . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia; together with analyses of his more important investigations"@en . . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia:--together with analyses of his more important investigations"@en . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia, together with analyses of his more important investigations"@en . "Bookplates (Provenance)"@en . . . . . . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinorial regions of America, and in Asiatic Russia : together with analyses of his more important investigations"@en . "Elektronisches Buch" . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia:--together with analyses of his more important investigations"@en . . . . . . . . "Travel literature"@en . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia ; together with analyses of his more important investigations" . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia ; together with analyses of his more important investigations"@en . . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia; together with analyses of his more important investigations"@en . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia; together with analyses of his more important investigations" . . "Quarter bindings (Binding)"@en . . . . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia : together with analyses of his more important investigations" . . . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia : together with analyses of his more important investigations"@en . . . "Library copies (Provenance)"@en . . "The travels and researches of Alexander von Humboldt : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia ... together with analyses of his more important investigations" . . . "The travels and researches of Alexander von Humboldt; : being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia:-- : together with analyses of his more important investigations"@en . . "Publishers' cloth bindings (Binding)"@en . . . . "The travels and researches of Alexander von Humboldt"@en . . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the Equinoctial regions of America, and in Asiatic Russia, together with analyses of his more important investigations" . . . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia ; together with analyses of his more important investigations"@en . "The travels and researches of Alexander von Humboldt being a condensed narrative of his journeys in the equinoctial regions of America, and in Asiatic Russia ; together with analyses of his more important investigations" . "Humboldt's travels" . . "Siberia (Russia)" . .