Book 4,595 Map 1,519 Conference Proceeding 169 Government Document 141 Electronic 119 Unknown 89 Journal 66 Thesis 57 Serial 42 Kit 21 Book Chapter 19 Audio 17 Reference Material 3 Article 1 Manuscript 1 Photo 1 Physical Object 1 see all ...

United States Central Intelligence Agency 129 Adam Matthew Digital (Firm) 83 British Library 81 Ibn Batuta, 1304-1377 79 George Clapp Vaillant Book Fund 62 Unesco 60 ebrary, Inc 50 Frobenius, Leo, 1873-1938 47 Justus Perthes (Firm : Gotha, Germany) 42 United Nations Environment Programme 40 George Philip & Son 38 International African Institute 37 National Geographic Society (U.S.) Cartographic Division 37 Royal Geographical Society (Great Britain) 37 United Nations Economic Commission for Africa 34 ProQuest (Firm) 30 African Geological Surveys 25 John Bartholomew and Son 24 Rand McNally and Company 24 Velho, Alvaro 23 Gibb, H. A. R (Hamilton Alexander Rosskeen), 1895-1971 22 Great Britain War Office. General Staff. Geographical Section 22 Institut géographique national (France) 22 National Geographic Society (U.S.) 22 Clark, J. Desmond (John Desmond), 1916-2002 20 Joanna Banks Collection of African American Books (University of Pennsylvania) 20 United States Army Map Service 20 De Gruyter 19 Edward Stanford Ltd 19 Hassenstein, Bruno 19 see all ...

English 3,936 French 1,506 German 655 Portuguese 205 Italian 178 Arabic 132 Spanish 129 Latin 89 Russian 89 Dutch 37 Japanese 21 Undetermined 20 Multiple 17 Chinese 16 Swahili 15 Afrikaans 13 Polish 12 Swedish 12 Niger-Kordofanian 11 Danish 9 Czech 8 Greek 8 Hebrew 8 Ancient Greek 7 Hausa 7 Hungarian 5 Somali 5 Bantu 4 Finnish 4 Persian 4 see all ...

Maps 1,717 History 356 Early works to 1800 310 Congresses 309 Electronic books 242 Conference papers and proceedings 203 Early maps 149 Folklore 143 Biography 118 Early works 101 Periodicals 90 Exhibitions 84 Criticism, interpretation, etc 79 Thematic maps 79 Biographies 78 Pictorial works 75 Atlases 74 Exhibition catalogs 57 Physical maps 55 Fiction 49 Catalogs 41 Bibliography 40 Documentary films 39 Facsimiles 39 Aerial views 38 Juvenile literature 35 Tourist maps 34 Bibliographies 30 Topographic maps 30 Pictorial maps 29 see all ...

19th century 128 20th century 104 1304-1377 58 1960- 48 1469-1524 42 Early works to 1800 34 Since 1960 30 21st century 27 1900-1999 22 2000-2099 16 Period of discoveries, 1385-1580 16 18th century 15 1873-1938 14 Pleistocene 14 1800-1899 11 Quaternary 11 1394-1460 9 16th century 9 17th century 9 1945-1960 8 To 1500 8 To 1884 8 To 1800 7 1385-1580 6 1884-1942 6 1939-1945 6 1944- 6 Eighteen nineties 6 From 10 thousand to 2 million years ago 6 Geschichte 6 see all ...