Book 258,468 Thesis 237,355 Electronic 525 Book Chapter 339 Government Document 339 Manuscript 272 Conference Proceeding 66 Musical Score 57 Serial 27 Kit 17 Journal 14 Audio 7 Reference Material 6 Unknown 3 Map 2 Photo 2 Article 1 Newspaper 1 Physical Object 1 see all ...

P - Language and Literature 20,876 B - Philosophy, Psychology, Religion 14,769 K - Law 13,500 H - Social Science 13,236 D - World History 9,608 Q - Science 9,140 J - Political Science 4,248 N - Fine Arts 3,985 T - Technology 3,277 L - Education 3,094 M - Music 2,383 G - Geography, Anthropology, Recreation 1,959 R - Medicine 1,916 A - General Works 1,477 Z - Library Science 1,393 F - General American History 1,389 S - Agriculture 1,076 E - United States History 812 C - Historical Sciences 457 U - Military Science 426 V - Naval Science 99 see all ...

Inter-university Consortium for Political and Social Research 6,456 University of Pennsylvania Medical Dissertation Digital Library 1,044 Harvard Law School 901 John F. Kennedy School of Government 822 Massachusetts Institute of Technology Department of Architecture 804 Harvard University Graduate School of Arts and Sciences 572 Harvard University Department of Anthropology 537 Royal College of Physicians of London 518 CBS News 265 Massachusetts Institute of Technology Department of Electrical Engineering and Computer Science 253 ABC News 250 Massachusetts Institute of Technology Department of Mechanical Engineering 232 Université de Paris 175 George Clapp Vaillant Book Fund 172 Thomas J. Watson, Jr. Institute for International Studies (Brown University) Development Studies Program 160 Horace Howard Furness Memorial Library (University of Pennsylvania) 150 Harvard University Graduate School of Design 145 Raudenbush, Stephen W 134 Sampson, Robert J 134 Earls, Felton 133 Brooks-Gunn, Jeanne 132 Fiske Icelandic Collection 119 Sloan School of Management 115 Uppsala universitet 113 Harvard University Continuing Education Division 112 Massachusetts Institute of Technology Department of Civil and Environmental Engineering 109 Alumni and Friends Memorial Book Fund 108 Geological Survey (U.S.) 106 Massachusetts Institute of Technology Department of Aeronautics and Astronautics 103 Anne and Joseph Trachtman Memorial Book Fund 98 see all ...

English 111,945 German 81,134 Latin 21,030 French 18,403 Spanish 9,006 Dutch 5,550 Hebrew 3,593 Swedish 3,113 Italian 1,182 Chinese 1,128 Arabic 737 Portuguese 702 Ancient Greek 673 Danish 657 Turkish 616 Finnish 591 Greek 517 Korean 461 Undetermined 405 Polish 186 Russian 185 Urdu 175 Croatian 139 Afrikaans 119 Norwegian 94 Sanskrit 82 Japanese 76 Old French 66 Hungarian 53 Middle High German 50 see all ...

Academic theses 258,897 Thèses et écrits académiques 164,167 dissertations 81,892 Academic Dissertation 80,614 theses 76,182 doctoral dissertations 76,138 masters theses 76,119 Hochschulschrift 23,249 History 14,231 Criticism, interpretation, etc 9,758 Thèses et écrits académiques 2,731 Early works to 1800 1,960 Early works 1,698 Biographies 1,671 Biography 1,515 Electronic books 1,477 Statistics 1,297 Manuscripts, American 1,072 Dissertations (form) 1,043 Dissertations 742 Academic dissertations 713 Church history 684 Case studies 596 Sources 575 Bibliography 454 Bibliographies 395 Databases 290 Catalogs 284 Dictionaries 266 Theses 266 see all ...

20th century 3,600 19th century 2,998 1900-1999 2,476 18th century 1,200 1800-1899 1,190 17th century 763 To 1500 698 Early works to 1800 696 1700-1799 681 16th century 560 1900 - 1999 546 1724-1804 455 21st century 362 1564-1616 337 1600-1699 322 1939-1945 313 1800-1999 309 30-600 304 Early modern, 1500-1700 304 1800 - 1899 289 20e siècle 289 1500-1599 285 Middle High German, 1050-1500 281 1945- 280 active 12th century 279 Middle Ages, 600-1500 272 1225?-1274 269 1914-1918 267 Middle English, 1100-1500 248 Early church, ca. 30-600 246 see all ...

Germany 17,791 United States 6,881 France 6,660 Switzerland 4,281 Germany (West) 3,237 Mexico 2,616 Sweden 2,196 Netherlands 2,050 Europe 1,533 China 1,427 Italy 1,374 Great Britain 1,363 Israel 1,282 Greece 1,120 Colombia 1,088 Rome 953 Allemagne 930 Spain 863 Turkey 802 India 625 England 611 Egypt 598 Austria 569 Finland 553 Poland 527 European Union countries 524 Soviet Union 495 Indonesia 492 Japan 466 Palestine 432 see all ...