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)

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY (HB)

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY (HB)

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY (HB)

A HISTORY OF BRITISH BIRDS, INDIGENOUS AND MIGRATORY (HB)

A HISTORY OF THE MOLLUSCOUS ANIMALS OF THE COUNTIES OF ABERDEEN, KINCARDINE AND BANFF, TO WHICH IS APPENDED AN ACCOUNT OF THE CIRRIPEDAL ANIMALS OF THE SAME DISTRICT

A HISTORY OF THE MOLLUSCOUS ANIMALS OF THE COUNTIES OF ABERDEEN, KINCARDINE AND BANFF, TO WHICH IS APPENDED AN ACCOUNT OF THE CIRRIPEDAL ANIMALS OF THE SAME DISTRICT (HB)

A SYSTEMATIC ARRANGEMENT OF BRITISH PLANTS

A SYSTEMATIC ARRANGEMENT OF BRITISH PLANTS

A SYSTEMATIC ARRANGEMENT OF BRITISH PLANTS (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

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)

DESCRIPTIONS OF THE RAPACIOUS BIRDS OF GREAT BRITAIN

DESCRIPTIONS OF THE RAPACIOUS BIRDS OF GREAT BRITAIN (HB)

EDINBURGH JOURNAL OF NATURAL HISTORY AND OF THE PHYSICAL SCIENCES VOLUME V.1 (1835-1839) (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)

HISTORY OF THE MOLLUSCOUS ANIMALS OF SCOTLAND, ..

HISTORY OF THE MOLLUSCOUS ANIMALS OF SCOTLAND, .. (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)

LIVES OF EMINENT ZOOLOGISTS, FROM ARISTOTLE TO LINNAEUS

LIVES OF EMINENT ZOOLOGISTS, FROM ARISTOTLE TO LINNAEUS (HB)

MANUAL OF BRITISH BIRDS

MANUAL OF BRITISH BIRDS (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)

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 CONCHOLOGIST'S TEXT-BOOK

THE CONCHOLOGIST'S TEXT-BOOK

THE CONCHOLOGIST'S TEXT-BOOK (HB)

THE CONCHOLOGIST'S TEXT-BOOK (HB)

THE CONCHOLOGIST'S TEXT-BOOK, EMBRACING THE ARRANGEMENTS OF LAMARCK AND LINNAEUS, WITH A GLOSSARY OF TECHNICAL TERMS ..

THE CONCHOLOGIST'S TEXT-BOOK, EMBRACING THE ARRANGEMENTS OF LAMARCK AND LINNAEUS, WITH A GLOSSARY OF TECHNICAL TERMS .. (HB)

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)