Book 1,202,973 Unknown 74,251 Electronic 17,153 Thesis 5,604 Conference Proceeding 3,320 Serial 3,073 Government Document 2,846 Audio 2,171 Manuscript 1,342 Kit 1,246 Journal 938 Book Chapter 607 Reference Material 275 Musical Score 177 Photo 121 Map 114 Physical Object 9 Article 7 Newspaper 6 see all ...

D - World History 283,222 P - Language and Literature 223,736 B - Philosophy, Psychology, Religion 116,896 H - Social Science 67,795 F - General American History 56,874 N - Fine Arts 56,169 M - Music 54,399 E - United States History 40,463 C - Historical Sciences 35,314 G - Geography, Anthropology, Recreation 29,361 Q - Science 22,679 R - Medicine 21,829 T - Technology 15,561 L - Education 14,340 K - Law 10,962 Z - Library Science 9,197 J - Political Science 9,127 U - Military Science 7,426 A - General Works 4,563 S - Agriculture 4,446 V - Naval Science 2,480 see all ...

USC Shoah Foundation 49,736 Gotham Book Mart Collection (University of Pennsylvania) 6,831 ebrary, Inc 4,599 De Gruyter 2,880 Sallie Bingham Center for Women's History and Culture 2,170 Fiske Icelandic Collection 1,857 Lisa Unger Baskin Collection (David M. Rubenstein Rare Book & Manuscript Library) 1,826 ProQuest (Firm) 1,702 St. Martin's Press/Tor Archive (Brown University) 1,621 Rosengarten Family Fund 1,536 ProQuest ebook central 1,426 Horace Howard Furness Memorial Library (University of Pennsylvania) 1,169 Anne S.K. Brown Military Collection 1,159 Alumni and Friends Memorial Book Fund 1,133 Julio Mario Santo Domingo Collection 936 Plutarch 842 McLellan Lincoln Collection (Brown University) 818 EBSCOhost 800 American Imprints Collection (Athenaeum of Philadelphia) 736 John Hope Franklin Research Center for African and African American History and Culture 710 Walter L. Pforzheimer Intelligence Collection (Beinecke Rare Book and Manuscript Library) 668 Joanna Banks Collection of African American Books (University of Pennsylvania) 607 Adam Matthew Digital (Firm) 597 Culture Class Collection (University of Pennsylvania) 592 Alexander Street Press 583 Project Muse 583 Films for the Humanities & Sciences (Firm) 567 American Council of Learned Societies 564 Edward Potts Cheyney Memorial Fund 563 Anne and Joseph Trachtman Memorial Book Fund 515 see all ...

English 528,522 French 103,138 German 98,529 Russian 84,820 Chinese 69,609 Spanish 68,299 Italian 44,560 Arabic 40,923 Japanese 39,583 Hebrew 37,556 Polish 21,840 Portuguese 16,823 Korean 14,744 Turkish 13,877 Persian 11,983 Ukrainian 10,958 Urdu 10,473 Dutch 10,061 Czech 9,565 Latin 7,274 Vietnamese 6,335 Indonesian 6,257 Thai 5,986 Swedish 5,920 Hungarian 5,918 Bengali 5,757 Greek 5,518 Hindi 5,302 Bulgarian 4,686 Romanian 4,660 see all ...

20th century 229,056 1900-1999 87,940 19th century 58,731 1900 - 1999 28,726 1800-1899 24,050 1939-1945 20,123 18th century 17,264 21st century 14,144 20e siècle 12,450 1800 - 1899 7,782 17th century 7,116 1700-1799 6,492 1945- 6,435 Civil War, 1861-1865 5,737 16th century 5,483 1939 - 1945 5,266 1800-1999 4,535 -632 4,329 2000-2099 4,008 1933-1945 3,489 19e siècle 3,416 1900-2099 3,234 20e siècle 3,163 1946- 2,959 1949- 2,941 Revolution, 1775-1783 2,909 1930- 2,861 1928- 2,825 1947- 2,790 1951- 2,762 see all ...

United States 143,713 France 65,875 China 61,861 Germany 57,576 Great Britain 49,682 Italy 39,082 Soviet Union 35,915 India 33,488 Japan 32,574 Russia (Federation) 26,356 England 24,266 Poland 22,615 Spain 22,011 Russia 20,408 Israel 18,424 Turkey 14,026 Ukraine 12,550 Austria 12,166 Canada 11,610 Europe 10,868 Brazil 10,577 New York (State) 10,128 Mexico 9,598 Australia 8,990 Iran 8,814 États-Unis 8,540 Egypt 8,304 Netherlands 7,945 Argentina 7,271 Korea 7,238 see all ...