Book 255,728 Thesis 234,742 Electronic 525 Book Chapter 337 Government Document 333 Manuscript 268 Conference Proceeding 66 Musical Score 56 Serial 27 Kit 17 Journal 14 Audio 6 Reference Material 6 Unknown 3 Map 2 Photo 2 Article 1 Newspaper 1 Physical Object 1 see all ...

P - Language and Literature 20,768 B - Philosophy, Psychology, Religion 14,685 K - Law 13,229 H - Social Science 13,148 D - World History 9,501 Q - Science 9,087 J - Political Science 4,226 N - Fine Arts 3,943 L - Education 3,076 T - Technology 2,934 M - Music 2,374 G - Geography, Anthropology, Recreation 1,943 R - Medicine 1,900 A - General Works 1,484 Z - Library Science 1,381 F - General American History 1,374 S - Agriculture 1,064 E - United States History 798 C - Historical Sciences 452 U - Military Science 422 V - Naval Science 97 see all ...

Inter-university Consortium for Political and Social Research 6,456 University of Pennsylvania Medical Dissertation Digital Library 1,044 Harvard Law School 877 Massachusetts Institute of Technology Department of Architecture 744 John F. Kennedy School of Government 736 Harvard University Department of Anthropology 533 Royal College of Physicians of London 518 CBS News 265 ABC News 250 Massachusetts Institute of Technology Department of Electrical Engineering and Computer Science 177 Université de Paris 174 George Clapp Vaillant Book Fund 171 Massachusetts Institute of Technology Department of Mechanical Engineering 160 Thomas J. Watson, Jr. Institute for International Studies (Brown University) Development Studies Program 160 Horace Howard Furness Memorial Library (University of Pennsylvania) 152 Harvard University Graduate School of Arts and Sciences 144 Raudenbush, Stephen W 134 Sampson, Robert J 134 Earls, Felton 133 Brooks-Gunn, Jeanne 132 Harvard University Graduate School of Design 128 Fiske Icelandic Collection 119 Uppsala universitet 113 Alumni and Friends Memorial Book Fund 108 Geological Survey (U.S.) 106 Anne and Joseph Trachtman Memorial Book Fund 98 Culture Class Collection (University of Pennsylvania) 97 History of Medicine Collection (David M. Rubenstein Rare Book & Manuscript Library) 96 Class of 1932 Fund 89 Linguistic Data Consortium 89 see all ...

English 109,998 German 80,833 Latin 20,836 French 18,354 Spanish 8,972 Dutch 5,537 Hebrew 3,575 Swedish 3,106 Italian 1,181 Chinese 962 Arabic 732 Portuguese 702 Ancient Greek 668 Danish 659 Turkish 610 Finnish 593 Greek 512 Korean 460 Undetermined 406 Polish 186 Russian 176 Urdu 173 Croatian 139 Afrikaans 118 Norwegian 94 Sanskrit 82 Japanese 76 Old French 68 Hungarian 53 Middle English 53 see all ...

20th century 3,593 19th century 2,981 1900-1999 2,475 18th century 1,209 1800-1899 1,181 17th century 766 To 1500 698 Early works to 1800 695 1700-1799 688 16th century 558 1900 - 1999 550 1724-1804 454 21st century 359 1564-1616 340 1600-1699 322 1939-1945 313 1800-1999 312 Early modern, 1500-1700 307 30-600 303 1800 - 1899 290 1500-1599 287 active 12th century 285 Middle High German, 1050-1500 284 20e siècle 280 1945- 279 1225?-1274 271 Middle Ages, 600-1500 270 1914-1918 266 Middle English, 1100-1500 250 Early church, ca. 30-600 246 see all ...

Germany 17,701 United States 6,780 France 6,631 Switzerland 4,254 Germany (West) 3,233 Mexico 2,596 Sweden 2,195 Netherlands 2,033 Europe 1,522 Italy 1,362 Great Britain 1,354 China 1,340 Israel 1,275 Greece 1,106 Colombia 1,075 Rome 946 Allemagne 893 Spain 857 Turkey 788 England 607 India 596 Egypt 594 Austria 564 Finland 554 Poland 525 European Union countries 504 Soviet Union 492 Indonesia 466 Japan 453 Chile 428 see all ...