Book 4,178 Conference Proceeding 755 Map 222 Manuscript 89 Book Chapter 79 Kit 42 Thesis 25 Audio 24 Unknown 22 Government Document 21 Electronic 17 Serial 14 Photo 8 Journal 7 Musical Score 5 Article 1 Physical Object 1 see all ...

Q - Science 1,360 G - Geography, Anthropology, Recreation 652 D - World History 467 S - Agriculture 263 E - United States History 138 P - Language and Literature 103 F - General American History 97 B - Philosophy, Psychology, Religion 30 M - Music 28 N - Fine Arts 21 A - General Works 19 C - Historical Sciences 12 H - Social Science 9 K - Law 9 T - Technology 7 V - Naval Science 6 R - Medicine 3 Z - Library Science 3 J - Political Science 2 U - Military Science 1 see all ...

Canadian Arctic Expedition 122 United States Exploring Expedition 81 Deutsche Tiefsee-Expedition 79 Pickering, Edward C (Edward Charles), 1846-1919 46 Agassiz, Alexander, 1835-1910 40 United States Hydrographic Office 40 Svenska sydpolar-expeditionen 39 Hedin, Sven Anders, 1865-1952 38 British Museum (Natural History) 37 Metropolitan Museum of Art (New York, N.Y.) Egyptian Expedition 37 Davies, Norman de Garis, 1865-1941 36 Archbold Expedition to New Guinea 35 Winlock, Herbert E., 1884-1950 32 Wilkes, Charles, 1798-1877 31 France Ministère de l'instruction publique 29 Albatross Expedition 28 Hilprecht, H. V (Hermann Vollrat), 1859-1925 28 Morris, Richard B (Richard Brandon), 1904-1989 28 Palmer, Edward, 1829-1911 28 Wyman, R. H (Robert Harris), 1822-1882 28 Boas, Franz, 1858-1942 27 Bohlin, Birger, 1898-1990 26 Tate, G. H. H (George Henry Hamilton), 1894-1953 26 Sherman & Smith 25 Expéditions polaires françaises 24 Archbold, Richard 23 Jenness, Diamond, 1886-1969 23 Woodress, James Leslie 23 National Ocean Survey 22 United States Fish Commission 22 see all ...

English 3,446 German 628 French 368 Norwegian 73 Danish 50 Latin 37 Japanese 34 Undetermined 28 Italian 23 Russian 22 Spanish 22 Multiple 18 Swedish 18 Akkadian 16 Sumerian 15 Arabic 9 Aramaic 7 Chinese 7 Tibetan 6 Austronesian 3 Coptic 3 Greek 3 North American Indian 3 Altaic 2 Ancient Egyptian 2 Ancient Greek 2 Dutch 2 Mongolian 2 Polish 2 Somali 2 see all ...

Maps 218 Classification 78 Observations 78 Texts 74 History 61 Early works to 1800 54 Catalogs 44 Correspondence 43 Sources 42 Electronic books 33 Pictorial works 26 Dictionaries 25 Folklore 24 Biography 23 Early maps 21 Travel literature 20 Early works 17 Glossaries, vocabularies, etc 17 Biographies 16 Diaries 16 Bibliography 15 Conference papers and proceedings 15 Facsimiles 15 Internet videos 15 Academic theses 13 Illustrated works 13 Periodicals 13 Atlases 12 Charts, diagrams, etc 12 Fiction 12 see all ...

19th century 49 1810-1888 22 1876-1930 21 Tertiary 21 1835-1910 19 1841-1927 17 1807-1873 16 1728-1779 13 Paleozoic 13 1786-1847 12 1798-1877 12 18th century 12 1857-1900 10 Cretaceous 10 1800-1899 8 1856-1920 8 1863-1920 8 1845-1941 7 1868-1907 7 20th century 7 From 2 to 65 million years ago 7 From 230 to 570 million years ago 7 -1962 B.C 6 1741-1788 6 1770-1838 6 1774-1809 6 1892-1954 6 Devonian 6 Ordovician 6 Permian 6 see all ...

Antarctica 383 Arctic regions 299 Egypt 155 China 154 Pacific Ocean 107 United States 92 Alaska 86 South America 77 Galapagos Islands 67 Peru 67 Mexico 66 Babylonia 65 Atlantic Ocean 59 Australia 59 Africa 58 Nubia 57 North Atlantic Ocean 53 Thebes (Extinct city) 52 Oceania 48 Régions arctiques 48 Asia, Central 45 New Guinea 44 Indian Ocean 43 Iraq 43 Israel 43 Greenland 41 French Polynesia 39 Russia (Federation) 39 Canada 38 Mongolia 38 see all ...