H - Social Science 76,917 P - Language and Literature 43,580 D - World History 34,419 Q - Science 32,228 T - Technology 23,874 B - Philosophy, Psychology, Religion 23,279 R - Medicine 21,659 A - General Works 17,381 K - Law 16,934 N - Fine Arts 14,494 Z - Library Science 11,308 L - Education 11,268 J - Political Science 9,322 G - Geography, Anthropology, Recreation 8,622 S - Agriculture 8,176 M - Music 8,112 F - General American History 7,947 E - United States History 4,046 C - Historical Sciences 3,657 U - Military Science 3,090 V - Naval Science 762 see all ...

Harris Collection of American Poetry and Plays (Brown University) Periodicals 3,610 Gotham Book Mart Collection (University of Pennsylvania) 2,599 Economist Intelligence Unit (Great Britain) 1,865 United States Bureau of the Census 1,462 Adam Matthew Digital (Firm) 1,202 Vale Zines Collection (Beinecke Rare Book and Manuscript Library) 1,007 Edwin and Terry Murray Collection (David M. Rubenstein Rare Book & Manuscript Library) 799 Julio Mario Santo Domingo Collection 790 Institute of Electrical and Electronics Engineers 643 United States Bureau of Labor Statistics 603 Centre national de la recherche scientifique (France) 531 United States Joint Publications Research Service 526 United States Foreign Broadcast Information Service 518 Sallie Bingham Center for Women's History and Culture 512 National Climatic Data Center (U.S.) 507 Rosengarten Family Fund 506 Akademii︠a︡ nauk SSSR 467 Human Rights Archive (Duke University) 464 Riewert Tode Collection of German Student Movements and Counter-Culture 457 Zhongguo ren min da xue Shu bao zi liao zhong xin 457 Southern Poverty Law Center Intelligence Project Collection 444 United States Department of Agriculture. Economic Research Service 432 American Institute of Physics 406 Statistical Office of the European Communities 391 United States Foreign Agricultural Service 370 United States World Agricultural Outlook Board 363 National Climatic Center 359 Schlesinger Library Zine Collection 348 JSTOR (Organization) 346 American Chemical Society 328 see all ...

English 356,138 French 40,697 Chinese 33,001 German 32,249 Spanish 30,123 Russian 18,426 Japanese 12,954 Italian 11,316 Portuguese 8,122 Arabic 6,811 Indonesian 5,949 Hebrew 4,317 Korean 4,289 Dutch 4,108 Polish 3,852 Turkish 3,134 Persian 2,942 Multiple 2,777 Ukrainian 2,452 Czech 2,375 Romanian 2,003 Greek 1,934 Swedish 1,521 Thai 1,471 Croatian 1,417 Vietnamese 1,385 Hungarian 1,356 Urdu 1,303 Danish 1,238 Yiddish 1,119 see all ...

20th century 18,838 1900-1999 4,555 1945- 4,042 21st century 3,309 1900 - 1999 3,282 19th century 3,063 18th century 2,112 Since 1945 1,630 1800-1899 1,051 2000-2099 1,029 1945-1989 1,023 Civil War, 1642-1649 990 1989- 935 1991- 784 1960- 718 1975- 617 1918-1945 552 Revolution, 1789-1799 524 1642-1649 520 Commonwealth and Protectorate, 1649-1660 518 1976- 493 1980- 492 Early works to 1800 456 1912-1949 448 1918- 446 1990- 434 1949- 427 1700-1799 413 1900-2099 412 1976-2000 403 see all ...

United States 48,706 China 20,140 Great Britain 10,142 Japan 8,724 France 7,383 Germany 6,620 Indonesia 6,220 Canada 5,730 New York (State) 5,631 India 5,471 Soviet Union 4,914 California 4,688 Europe 4,651 Italy 4,105 Latin America 4,072 Brazil 3,969 Russia (Federation) 3,949 Nigeria 3,937 Africa 3,605 Mexico 3,414 Argentina 3,395 England 3,217 Israel 3,198 Turkey 3,052 Massachusetts 2,998 Australia 2,968 Poland 2,807 Asia 2,789 Spain 2,709 Taiwan 2,557 see all ...