Journal 560,020 Serial 441,752 Government Document 84,616 Book 31,100 Electronic 20,726 Newspaper 6,459 Conference Proceeding 5,884 Kit 1,292 Reference Material 710 Article 640 Unknown 565 Thesis 182 Map 142 Manuscript 116 Book Chapter 105 Audio 49 Musical Score 41 Photo 31 Physical Object 16 see all ...

H - Social Science 180,738 P - Language and Literature 65,666 D - World History 57,282 Q - Science 47,976 T - Technology 37,115 B - Philosophy, Psychology, Religion 33,671 R - Medicine 30,933 K - Law 30,015 A - General Works 25,763 N - Fine Arts 24,688 Z - Library Science 24,113 L - Education 22,730 J - Political Science 21,065 S - Agriculture 16,426 G - Geography, Anthropology, Recreation 15,278 F - General American History 13,834 M - Music 13,539 C - Historical Sciences 7,069 E - United States History 7,060 U - Military Science 6,280 V - Naval Science 1,594 see all ...

Datamonitor (Firm) 6,944 Federal Financial Institutions Examination Council (U.S.) 6,719 United States Bureau of Labor Statistics 5,415 United States Bureau of the Census 4,609 Adam Matthew Digital (Firm) 4,241 Harris Collection of American Poetry and Plays (Brown University) Periodicals 4,196 Gotham Book Mart Collection (University of Pennsylvania) 3,237 Economist Intelligence Unit (Great Britain) 2,759 United States Internal Revenue Service 1,985 Mortgage Insurance Companies of America 1,904 Organisation for Economic Co-operation and Development 1,565 Statistical Office of the European Communities 1,330 United States Bureau of Mines 1,230 United States Department of Agriculture. Economic Research Service 1,209 Vale Zines Collection (Beinecke Rare Book and Manuscript Library) 1,156 United States Agricultural Research Service 1,103 Geological Survey (U.S.) 1,068 Institute of Electrical and Electronics Engineers 1,031 Julio Mario Santo Domingo Collection 1,027 United States Social Security Administration 1,022 National Climatic Center 1,005 National Climatic Data Center (U.S.) 1,004 International Monetary Fund 988 Edwin and Terry Murray Collection (David M. Rubenstein Rare Book & Manuscript Library) 982 Germany (West) Statistisches Bundesamt 981 United States Joint Publications Research Service 859 United States Foreign Broadcast Information Service 779 Centre national de la recherche scientifique (France) 722 Rosengarten Family Fund 712 Sallie Bingham Center for Women's History and Culture 703 see all ...

English 674,071 French 70,560 German 55,139 Spanish 54,183 Chinese 49,260 Russian 33,432 Hebrew 25,902 Japanese 21,349 Italian 18,417 Indonesian 13,862 Portuguese 13,124 Arabic 10,719 Korean 7,257 Polish 6,943 Dutch 6,877 Multiple 5,252 Yiddish 4,958 Turkish 4,859 Ukrainian 4,607 Persian 4,277 Czech 3,872 Swedish 3,037 Greek 2,949 Romanian 2,936 Danish 2,591 Hungarian 2,484 Thai 2,334 Croatian 2,319 Vietnamese 1,849 Urdu 1,733 see all ...

20th century 28,570 1900-1999 7,259 1945- 6,628 21st century 5,998 19th century 5,247 1900 - 1999 4,686 18th century 3,334 Since 1945 2,633 2000-2099 1,932 1800-1899 1,574 1991- 1,529 1945-1989 1,478 1989- 1,418 1960- 1,272 Civil War, 1642-1649 1,152 Early works to 1800 1,069 1918-1945 904 1975- 850 Revolution, 1789-1799 788 1990- 774 1918- 766 1980- 724 1976- 711 1700-1799 694 Civil War, 1861-1865 693 20e siècle 667 1900-2099 658 1642-1649 649 1939-1945 625 1976-2000 613 see all ...

United States 117,876 China 31,701 Israel 22,342 Great Britain 18,806 Japan 15,666 New York (State) 15,012 Canada 14,322 Indonesia 14,102 France 12,829 India 12,366 Germany 12,068 California 11,177 Europe 8,824 Russia (Federation) 8,029 Soviet Union 7,979 Italy 7,314 Argentina 7,039 Massachusetts 7,017 Brazil 6,795 England 6,530 Australia 6,385 Mexico 6,218 Nigeria 6,145 Latin America 6,068 Poland 5,756 New York 5,703 Africa 5,599 Pennsylvania 5,361 Spain 5,290 Turkey 5,121 see all ...