Book 2,684,140 Journal 38,832 Conference Proceeding 38,818 Serial 33,007 Electronic 32,852 Thesis 25,907 Government Document 20,897 Unknown 20,753 Audio 4,164 Map 3,850 Photo 2,774 Book Chapter 2,201 Newspaper 1,611 Manuscript 1,450 Kit 1,043 Reference Material 925 Musical Score 213 Physical Object 34 Article 17 see all ...

AM (Publisher) 27,332 ebrary, Inc 6,918 De Gruyter 6,906 Anne S.K. Brown Military Collection 6,687 George Clapp Vaillant Book Fund 4,921 ProQuest (Firm) 3,241 United States Department of the Army 3,184 Adam Matthew Digital (Firm) 3,114 Fiske Icelandic Collection 3,113 Gotham Book Mart Collection (University of Pennsylvania) 2,895 England and Wales Parliament 2,583 Rosengarten Family Fund 2,507 Charles I, King of England, 1600-1649 2,494 Alumni and Friends Memorial Book Fund 2,202 England and Wales Sovereign (1625-1649 : Charles I) 2,110 American Council of Learned Societies 1,936 David E. Pingree Collection (Brown University) 1,898 Henry Charles Lea Library (University of Pennsylvania) 1,862 ProQuest ebook central 1,825 Walter L. Pforzheimer Intelligence Collection (Beinecke Rare Book and Manuscript Library) 1,643 Culture Class Collection (University of Pennsylvania) 1,505 Charles II, King of England, 1630-1685 1,485 Drouot-Richelieu (Firm) 1,314 American University (Washington, D.C.) Foreign Area Studies 1,291 Horace Howard Furness Memorial Library (University of Pennsylvania) 1,256 England and Wales Sovereign (1660-1685 : Charles II) 1,223 American Imprints Collection (Athenaeum of Philadelphia) 1,203 Anne and Joseph Trachtman Memorial Book Fund 1,185 Yarnall Collection (University of Pennsylvania) 1,141 Karl Baedeker (Firm) 1,105 see all ...

English 967,384 French 307,789 German 278,927 Chinese 247,691 Russian 180,983 Italian 136,322 Japanese 112,124 Arabic 98,474 Spanish 74,606 Polish 58,412 Korean 55,151 Turkish 46,691 Hebrew 41,025 Dutch 27,930 Persian 24,977 Latin 23,454 Ukrainian 22,584 Greek 22,307 Portuguese 21,493 Vietnamese 18,978 Czech 18,555 Indonesian 17,873 Hungarian 14,809 Swedish 12,585 Romanian 12,163 Bulgarian 11,327 Urdu 10,378 Croatian 9,814 Thai 9,668 Hindi 9,214 see all ...

History 709,775 Biography 283,124 Biographies 168,719 Sources 110,423 Congresses 69,203 Pictorial works 65,418 Periodicals 58,372 Personal narratives 58,018 Electronic books 49,136 Conference papers and proceedings 48,715 Guidebooks 35,642 Early works to 1800 30,531 Autobiographies 24,347 Military history 21,028 Exhibitions 18,201 Dictionaries 18,122 Correspondence 15,627 Early works 15,193 Diaries 15,077 Criticism, interpretation, etc 14,368 Anecdotes 14,107 Bibliography 12,976 Catalogs 12,443 Exhibition catalogs 12,311 Chronology 11,653 Interviews 11,359 Academic theses 9,675 Chronologies 7,948 Personal correspondence 7,730 Illustrated works 7,493 see all ...

20th century 198,114 1900-1999 83,737 1939-1945 67,966 19th century 58,917 21st century 38,927 1945- 33,365 18th century 26,656 1900 - 1999 24,047 17th century 22,545 1939 - 1945 21,490 1914-1918 21,115 Since 1945 15,742 Revolution, 1789-1799 15,725 1800-1899 15,512 Revolution, 1917-1921 14,250 2000-2099 13,457 20e siècle 13,370 1991- 12,640 1933-1945 12,543 To 1500 12,296 1918-1945 12,216 16th century 11,752 1989- 11,078 Civil War, 1936-1939 9,378 1945-1989 8,961 1769-1821 8,396 1815-1870 8,355 1800-1999 8,073 1700-1799 7,926 1949- 7,686 see all ...

China 219,671 France 147,085 Germany 129,926 Great Britain 125,851 Italy 100,657 Japan 96,222 Soviet Union 81,675 Europe 80,669 India 74,442 Spain 66,199 Russia (Federation) 61,516 Turkey 60,004 Poland 57,295 United States 55,884 Russia 52,747 England 44,447 Greece 38,763 Egypt 37,300 Middle East 36,189 Israel 32,547 Korea 32,352 Ukraine 31,492 Iran 28,164 Rome 28,011 Africa 24,923 Korea (South) 24,493 Indonesia 23,189 Asia 22,293 Austria 21,827 Palestine 20,707 see all ...