A GEOGNOSTICAL ESSAY ON THE SUPERPOSITION OF ROCKS, IN BOTH HEMISPHERES [MICROFORM]

A GEOGNOSTICAL ESSAY ON THE SUPERPOSITION OF ROCKS, IN BOTH HEMISPHERES [MICROFORM] (HB)

AN ABRIDGEMENT OF HUMBOLDT'S STATISTICAL ESSAY ON NEW SPAIN

AN ABRIDGEMENT OF HUMBOLDT'S STATISTICAL ESSAY ON NEW SPAIN (HB)

ANSICHTEN DER NATUR

ANSICHTEN DER NATUR (HB)

ASPECTS OF NATURE, IN DIFFERENT LANDS AND DIFFERENT CLIMATES

ASPECTS OF NATURE, IN DIFFERENT LANDS AND DIFFERENT CLIMATES (HB)

ASPECTS OF NATURE, IN DIFFERENT LANDS AND DIFFERENT CLIMATES. WITH SCIENTIFIC ELUCIDATIONS. TRANSLATED BY MRS. SABINE; VOLUME 1

ASPECTS OF NATURE, IN DIFFERENT LANDS AND DIFFERENT CLIMATES. WITH SCIENTIFIC ELUCIDATIONS. TRANSLATED BY MRS. SABINE; VOLUME 1 (HB)

ASPECTS OF NATURE, IN DIFFERENT LANDS AND DIFFERENT CLIMATES; WITH SCIENTIFIC ELUCIDATIONS

ASPECTS OF NATURE, IN DIFFERENT LANDS AND DIFFERENT CLIMATES; WITH SCIENTIFIC ELUCIDATIONS (HB)

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

COSMOS (HB)

CRISTOBAL COLON Y EL DESCUBRIMIENTO DE AMERICA

CRISTOBAL COLON Y EL DESCUBRIMIENTO DE AMERICA (HB)

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE (HB)

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE; TOME 2

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE; TOME 2 (HB)

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE; TOME 3

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE; TOME 3 (HB)

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE; TOME 4

ESSAI POLITIQUE SUR LE ROYAUME DE LA NOUVELLE-ESPAGNE; TOME 4 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 1

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 1 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 2

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 2 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 2 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 3 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 4

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 4 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 4 (HB)

KOSMOS. ENTWURF EINER PHYSISCHEN WELTBESCHREIBUNG; BAND 5 PT.1 (HB)

LETTERS OF ALEXANDER VON HUMBOLDT TO VARNHAGEN VON ENSE. FROM 1827 TO 1858. WITH EXTRACTS FROM VARNHAGEN'S DIARIES, AND LETTERS OF VARNHAGEN AND OTHERS TO HUMBOLDT

LETTERS OF ALEXANDER VON HUMBOLDT TO VARNHAGEN VON ENSE. FROM 1827 TO 1858. WITH EXTRACTS FROM VARNHAGEN'S DIARIES, AND LETTERS OF VARNHAGEN AND OTHERS TO HUMBOLDT (HB)

NARRATIVE OF AN EXPEDITION TO THE POLAR SEA, IN THE YEARS 1820, 1821, 1822 & 1823

NARRATIVE OF AN EXPEDITION TO THE POLAR SEA, IN THE YEARS 1820, 1821, 1822 & 1823 (HB)

NARRATIVE OF THE CIRCUMNAVIGATION OF THE GLOBE BY THE AUSTRIAN FRIGATE NOVARA, (COMMODORE B. VON WULLERSTORF-URBAIR, )

NARRATIVE OF THE CIRCUMNAVIGATION OF THE GLOBE BY THE AUSTRIAN FRIGATE NOVARA, (COMMODORE B. VON WULLERSTORF-URBAIR, )

NARRATIVE OF THE CIRCUMNAVIGATION OF THE GLOBE BY THE AUSTRIAN FRIGATE NOVARA, (COMMODORE B. VON WULLERSTORF-URBAIR, ) (HB)

NARRATIVE OF THE CIRCUMNAVIGATION OF THE GLOBE BY THE AUSTRIAN FRIGATE NOVARA, (COMMODORE B. VON WULLERSTORF-URBAIR, ) (HB)

NARRATIVE OF THE CIRCUMNAVIGATION OF THE GLOBE BY THE AUSTRIAN FRIGATE NOVARA, (COMMODORE B. VON WULLERSTORF-URBAIR, ) (HB)

NARRATIVE OF THE CIRCUMNAVIGATION OF THE GLOBE BY THE AUSTRIAN FRIGATE NOVARA, (COMMODORE B. VON WULLERSTORF-URBAIR, ) (PB)

OBSERVATIONS ON DAYS OF UNUSUAL MAGNETIC DISTURBANCE, MADE AT THE BRITISH COLONIAL MAGNETIC OBSERVATORIES, UNDER THE DEPARTMENTS OF THE ORDNANCE AND ADMIRALTY. PRINTED BY THE BRITISH GOVERNMENT UNDER THE SUPERINTENDENCE OF LIEUT.-COLONEL EDWARD SABINE ..;

OBSERVATIONS ON DAYS OF UNUSUAL MAGNETIC DISTURBANCE, MADE AT THE BRITISH COLONIAL MAGNETIC OBSERVATORIES, UNDER THE DEPARTMENTS OF THE ORDNANCE AND ADMIRALTY. PRINTED BY THE BRITISH GOVERNMENT UNDER THE SUPERINTENDENCE OF LIEUT.-COLONEL EDWARD SABINE ..; (HB)

PERSONAL NARRATIVE OF TRAVELS TO THE EQUINOCTIAL REGIONS OF AMERICA, DURING THE YEARS 1799-1804; VOLUME 2

PERSONAL NARRATIVE OF TRAVELS TO THE EQUINOCTIAL REGIONS OF AMERICA, DURING THE YEARS 1799-1804; VOLUME 2 (HB)

PERSONAL NARRATIVE OF TRAVELS TO THE EQUINOCTIAL REGIONS OF THE NEW CONTINENT DURING THE YEARS 1799-1804 BY ALEXANDER DE HUMBOLDT AND AIME BONPLAND

PITTORESKE ANSICHTEN DER CORDILLEREN UND MONUMENTE AMERICANISCHER VOLKER

PITTORESKE ANSICHTEN DER CORDILLEREN UND MONUMENTE AMERICANISCHER VOLKER (HB)

POLITICAL ESSAY ON THE KINGDOM OF NEW SPAIN .. VOLUME V.1

POLITICAL ESSAY ON THE KINGDOM OF NEW SPAIN .. VOLUME V.1

POLITICAL ESSAY ON THE KINGDOM OF NEW SPAIN .. VOLUME V.1 (HB)

POLITICAL ESSAY ON THE KINGDOM OF NEW SPAIN. WITH PHYSICAL SECTIONS AND MAPS FOUNDED ON ASTRONOMICAL OBSERVATIONS AND TRIGONOMETRICAL AND BAROMETRICAL MEASUREMENTS; VOLUME 3

POLITICAL ESSAY ON THE KINGDOM OF NEW SPAIN. WITH PHYSICAL SECTIONS AND MAPS FOUNDED ON ASTRONOMICAL OBSERVATIONS AND TRIGONOMETRICAL AND BAROMETRICAL MEASUREMENTS; VOLUME 3 (HB)

RELATION HISTORIQUE DU VOYAGE AUX REGIONS EQUINOXIALES DU NOUVEAU CONTINENT VOLUME 3

RESEARCHES CONCERNING THE INSTITUTIONS & MONUMENTS OF THE ANCIENT INHABITANTS OF AMERICA

RESEARCHES CONCERNING THE INSTITUTIONS & MONUMENTS OF THE ANCIENT INHABITANTS OF AMERICA (HB)

SELECTIONS FROM THE WORKS OF THE BARON D (HB)

SELECTIONS FROM THE WORKS OF THE BARON DE HUMBOLDT, RELATING TO THE CLIMATE, INHABITANTS, PRODUCTIONS, AND MINES OF MEXICO

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT (HB)

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT (HB)

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT (HB)

THE TRAVELS AND RESEARCHES OF ALEXANDER VON HUMBOLDT (HB)

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

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 (HB)

VIAGE AA LAS REGIONES EQUINOCCIALES DEL NUEVO CONTINENTE

VIAGE AA LAS REGIONES EQUINOCCIALES DEL NUEVO CONTINENTE

VIAGE AA LAS REGIONES EQUINOCCIALES DEL NUEVO CONTINENTE (HB)

VIAGE AA LAS REGIONES EQUINOCCIALES DEL NUEVO CONTINENTE (HB)

VIEWS OF NATURE

VIEWS OF NATURE (HB)

VIEWS OF NATURE, OR, CONTEMPLATIONS ON THE SUBLIME PHENOMENA OF CREATION

VIEWS OF NATURE, OR, CONTEMPLATIONS ON THE SUBLIME PHENOMENA OF CREATION (HB)

VIEWS OF NATURE, OR, CONTEMPLATIONS ON THE SUBLIME PHENOMENA OF CREATION, WITH SCIENTIFIC ILLUSTRATIONS

VIEWS OF NATURE, OR, CONTEMPLATIONS ON THE SUBLIME PHENOMENA OF CREATION, WITH SCIENTIFIC ILLUSTRATIONS (HB)

VIEWS OF NATURE, OR, CONTEMPLATIONS ON THE SUBLIME PHENOMENA OF CREATION, WITH SCIENTIFIC ILLUSTRATIONS (HB)

VUES DES CORDILLE RES, ET MONUMENS DES PEUPLES INDIGE NES DE L'AME RIQUE

VUES DES CORDILLE RES, ET MONUMENS DES PEUPLES INDIGE NES DE L'AME RIQUE (HB)

WANDERUNGEN DURCH DIE PRAIRIEN UND WUSTEN DES WESTLICHEN NORDAMERIKA VOM MISSISSIPPI NACH DEN KUSTEN DER SUDSEE

WANDERUNGEN DURCH DIE PRAIRIEN UND WUSTEN DES WESTLICHEN NORDAMERIKA VOM MISSISSIPPI NACH DEN KUSTEN DER SUDSEE (HB)