Book 884,674 Electronic 22,415 Government Document 20,571 Unknown 15,491 Journal 15,068 Serial 14,309 Conference Proceeding 14,014 Thesis 9,066 Map 3,533 Audio 1,773 Book Chapter 1,469 Photo 1,128 Newspaper 950 Reference Material 825 Kit 726 Manuscript 717 Musical Score 74 Physical Object 21 Article 4 see all ...

AM (Publisher) 21,275 ebrary, Inc 7,105 De Gruyter 5,308 Anne S.K. Brown Military Collection 4,591 United States Department of the Army 3,184 George Clapp Vaillant Book Fund 3,089 Adam Matthew Digital (Firm) 3,031 ProQuest (Firm) 3,022 Gotham Book Mart Collection (University of Pennsylvania) 2,813 England and Wales Parliament 2,563 Charles I, King of England, 1600-1649 2,469 England and Wales Sovereign (1625-1649 : Charles I) 2,093 American Council of Learned Societies 1,814 ProQuest ebook central 1,710 David E. Pingree Collection (Brown University) 1,664 Walter L. Pforzheimer Intelligence Collection (Beinecke Rare Book and Manuscript Library) 1,490 Charles II, King of England, 1630-1685 1,476 Rosengarten Family Fund 1,387 Alumni and Friends Memorial Book Fund 1,296 American University (Washington, D.C.) Foreign Area Studies 1,285 Horace Howard Furness Memorial Library (University of Pennsylvania) 1,217 England and Wales Sovereign (1660-1685 : Charles II) 1,215 St. Martin's Press/Tor Archive (Brown University) 1,066 United States National Imagery and Mapping Agency 975 United States Defense Mapping Agency. Hydrographic/Topographic Center 966 Yarnall Collection (University of Pennsylvania) 933 Taylor & Francis 932 Culture Class Collection (University of Pennsylvania) 928 United States Defense Mapping Agency 886 Cambridge University Press 825 see all ...

History 208,682 Biography 73,353 Biographies 52,609 Electronic books 40,513 Sources 26,094 Pictorial works 25,080 Congresses 23,453 Periodicals 23,018 Personal narratives 21,442 Guidebooks 19,546 Conference papers and proceedings 18,421 Early works to 1800 16,459 Autobiographies 11,222 Early works 8,108 Dictionaries 7,943 Military history 6,414 Personal narratives, American 5,984 Broadsides 5,396 Bibliography 4,885 Documentary films 4,816 Correspondence 4,791 Exhibitions 4,729 Criticism, interpretation, etc 4,575 American 4,486 Illustrated works 4,400 Juvenile literature 4,296 Personal narratives, British 4,174 Diaries 4,156 Handbooks, manuals, etc 4,022 Maps 3,991 see all ...

20th century 58,197 1939-1945 25,201 1900-1999 24,967 19th century 20,306 17th century 13,559 1945- 11,928 21st century 11,174 1939 - 1945 10,934 1914-1918 10,734 18th century 10,051 1900 - 1999 9,841 Civil War, 1642-1649 6,982 Since 1945 5,945 To 1500 5,742 1800-1899 5,385 1933-1945 4,778 Early works to 1800 4,490 16th century 4,396 1642-1649 4,127 20e siècle 4,122 2000-2099 4,049 1874-1965 3,969 1989- 3,949 1918-1945 3,906 1945-1989 3,802 1960- 3,773 Charles II, 1660-1685 3,766 1914 - 1918 3,424 Revolution, 1789-1799 3,322 1991- 3,280 see all ...

Great Britain 106,662 India 50,188 United States 43,738 England 41,716 China 38,889 Europe 35,746 France 30,160 Germany 28,753 Soviet Union 22,104 Middle East 19,537 Japan 18,451 Italy 18,320 Ireland 18,135 Greece 15,577 Egypt 13,963 Turkey 13,688 Africa 13,594 South Africa 13,582 Australia 13,198 Israel 12,694 Rome 11,873 Scotland 11,764 Asia 11,373 Russia 11,215 Spain 10,175 Poland 9,939 Palestine 9,155 London 8,592 Philippines 7,934 Russia (Federation) 7,834 see all ...