Book 621,982 Thesis 44,127 Unknown 11,301 Serial 9,660 Journal 8,407 Conference Proceeding 7,748 Map 6,445 Electronic 6,242 Kit 4,473 Audio 3,994 Photo 3,380 Musical Score 2,317 Government Document 2,106 Manuscript 1,564 Book Chapter 973 Newspaper 589 Reference Material 211 Physical Object 172 Article 16 see all ...

D - World History 129,998 H - Social Science 68,827 P - Language and Literature 54,366 N - Fine Arts 52,227 K - Law 36,513 B - Philosophy, Psychology, Religion 35,036 M - Music 18,763 G - Geography, Anthropology, Recreation 16,630 J - Political Science 16,611 L - Education 11,536 Q - Science 10,805 Z - Library Science 10,689 T - Technology 9,119 C - Historical Sciences 8,158 R - Medicine 6,315 A - General Works 6,015 U - Military Science 4,696 F - General American History 3,732 S - Agriculture 3,662 E - United States History 1,517 V - Naval Science 1,006 see all ...

Germany 6,022 De Gruyter 3,967 Culture Class Collection (University of Pennsylvania) 2,468 German Culture Class Collection (University of Pennsylvania) 2,371 AM (Publisher) 2,036 Braunschweig (Duchy) 1,665 Anne S.K. Brown Military Collection 1,603 Adam Matthew Digital (Firm) 1,297 John Milton and Ruth Neils Ward Collection (Harvard Theatre Collection) 1,143 ebrary, Inc 967 Universiṭah ha-ʻIvrit bi-Yerushalayim Merkaz le-omanut Yehudit 923 Karl I, Duke of Brunswick-Lüneburg, 1713-1780 909 Hitler, Adolf, 1889-1945 857 Grimm, Jacob, 1785-1863 810 Prussia (Kingdom) 776 Prussia (Germany) 755 ProQuest (Firm) 736 Germany (West) 732 Grimm, Wilhelm, 1786-1859 727 Harold Jantz Collection of German Baroque Literature and German Americana 679 Riewert Tode Collection of German Student Movements and Counter-Culture 674 Cary Collection of Playing Cards (Beinecke Rare Book and Manuscript Library) 669 Organisation for Economic Co-operation and Development 662 Research Publications, inc 646 Ceresnjes, Ivan 607 Rosengarten Family Fund 555 British Intelligence Objectives Sub-Committee 536 Ḳol Yiśraʼel 534 Alumni and Friends Memorial Book Fund 524 Luther, Martin, 1483-1546 478 see all ...

German 526,988 English 112,324 French 21,869 Latin 14,787 Italian 6,037 Russian 6,037 Hebrew 5,045 Polish 4,678 Spanish 3,843 No linguistic content 3,348 Dutch 2,318 Japanese 2,031 Multiple 1,637 Undetermined 1,624 Chinese 1,288 Czech 1,238 Turkish 1,075 Yiddish 831 Swedish 830 Danish 812 Portuguese 762 Middle High German 666 Korean 555 Hungarian 530 Arabic 521 Ukrainian 454 Greek 440 Ancient Greek 334 Norwegian 269 Romanian 263 see all ...

History 113,519 Biography 57,576 Biographies 33,241 Exhibitions 21,756 Congresses 20,114 Academic theses 17,901 Sources 16,939 Catalogs 16,018 Criticism, interpretation, etc 15,299 Exhibition catalogs 14,482 Conference papers and proceedings 13,696 Electronic books 12,646 Periodicals 12,237 Early works to 1800 11,660 Fiction 9,056 Pictorial works 8,627 Thèses et écrits académiques 8,134 Bibliography 8,044 Academic Dissertation 7,455 Maps 7,159 Hochschulschrift 6,754 Personal narratives 6,414 Correspondence 6,404 Church history 5,869 Dictionaries 5,676 Drama 5,347 Guidebooks 4,084 Bibliographies 3,869 Autobiographies 3,843 Early works 3,688 see all ...

20th century 70,265 1900-1999 29,445 19th century 25,096 1933-1945 20,890 18th century 13,344 1939-1945 11,534 1900 - 1999 10,319 1918-1933 9,583 21st century 8,572 1800-1899 7,320 1990- 7,253 1945-1990 5,868 16th century 5,547 17th century 5,540 1889-1945 5,015 1918-1945 4,440 20e siècle 4,224 1945- 3,825 1700-1799 3,791 1939 - 1945 3,580 Early works to 1800 3,508 1871-1918 3,468 Unification, 1990 3,466 1789-1900 3,113 Since 1990 3,074 1914-1918 2,954 1800-1999 2,785 2000-2099 2,702 1945-1955 2,653 1800 - 1899 2,381 see all ...