Book 439,896 Unknown 72,190 Electronic 26,205 Reference Material 14,860 Government Document 14,095 Conference Proceeding 5,441 Thesis 1,476 Journal 953 Serial 724 Audio 336 Book Chapter 137 Manuscript 110 Map 53 Newspaper 42 Kit 31 Musical Score 15 see all ...

K - Law 98,462 H - Social Science 84,777 P - Language and Literature 52,306 D - World History 40,921 Z - Library Science 21,038 J - Political Science 20,179 E - United States History 17,126 F - General American History 13,845 B - Philosophy, Psychology, Religion 13,729 L - Education 12,964 M - Music 11,483 Q - Science 10,316 G - Geography, Anthropology, Recreation 10,210 R - Medicine 8,822 T - Technology 6,363 A - General Works 6,100 N - Fine Arts 4,852 U - Military Science 4,041 S - Agriculture 2,767 C - Historical Sciences 1,718 V - Naval Science 616 see all ...

United States 13,852 ebrary, Inc 12,069 De Gruyter 11,738 United States Congress 11,729 Project Muse 5,276 Taylor & Francis 4,762 International Monetary Fund 4,348 NetLibrary, Inc 3,415 Organisation for Economic Co-operation and Development 3,353 Taylor & Francis eBooks 3,155 American Council of Learned Societies 3,065 ProQuest (Firm) 2,964 ProQuest ebook central 2,842 EBSCOhost 2,098 Cambridge University Press 2,062 Great Britain 1,962 University of North Carolina at Chapel Hill Library 1,817 University of North Carolina at Chapel Hill Documenting the American South (Project) 1,815 United States Supreme Court 1,594 Walter de Gruyter & Co 1,487 JSTOR (Online Service) 1,291 ACLS Humanities E-Book (Organization) 1,280 France 1,200 Adam Matthew Digital (Firm) 1,010 Covington & Burling 981 Arnold & Porter 938 Walter de Gruyter Co 886 Rand Corporation 858 World Bank 762 Great Britain Parliament 760 see all ...

English 465,543 French 27,375 Spanish 23,637 German 11,864 Chinese 2,925 Italian 2,909 Latin 2,046 Dutch 1,751 Portuguese 1,665 Swedish 868 Arabic 774 Korean 769 Russian 736 Czech 541 Japanese 454 Hebrew 426 Polish 327 Danish 302 Ancient Greek 276 Undetermined 246 Middle French 236 Hungarian 193 Norwegian 174 Romance 166 Multiple 153 Greek 140 Catalan 107 Finnish 106 Turkish 106 Romanian 96 see all ...

20th century 25,910 19th century 16,599 1900-1999 12,935 21st century 8,784 18th century 7,115 1800-1899 5,529 17th century 5,115 Early works to 1800 4,687 20e siècle 4,509 20e siècle 4,467 Revolution, 1775-1783 3,959 2000-2099 3,828 Civil War, 1861-1865 3,390 16th century 2,568 To 1500 2,442 1945- 2,427 19e siècle 2,413 19e siècle 2,270 1775-1783 1,944 Colonial period, ca. 1600-1775 1,882 1800-1999 1,746 1700-1799 1,708 Revolution, 1789-1799 1,649 1989- 1,539 1775-1865 1,409 Since 1945 1,383 1861-1865 1,340 To 1775 1,206 1939-1945 1,190 1991- 1,172 see all ...