Book 614,442 Thesis 43,796 Unknown 10,426 Serial 9,558 Journal 8,308 Conference Proceeding 7,680 Map 6,417 Electronic 5,317 Kit 4,449 Audio 3,937 Photo 3,368 Musical Score 2,306 Government Document 2,082 Manuscript 1,552 Book Chapter 947 Newspaper 587 Reference Material 208 Physical Object 172 Article 16 see all ...

D - World History 128,190 H - Social Science 67,279 P - Language and Literature 53,581 N - Fine Arts 51,738 K - Law 35,438 B - Philosophy, Psychology, Religion 34,514 M - Music 18,521 G - Geography, Anthropology, Recreation 16,427 J - Political Science 16,376 L - Education 11,364 Q - Science 10,680 Z - Library Science 10,612 T - Technology 8,978 C - Historical Sciences 8,056 R - Medicine 6,241 A - General Works 5,969 U - Military Science 4,559 F - General American History 3,722 S - Agriculture 3,604 E - United States History 1,497 V - Naval Science 999 see all ...

Germany 5,951 De Gruyter 4,000 Culture Class Collection (University of Pennsylvania) 2,466 German Culture Class Collection (University of Pennsylvania) 2,370 AM (Publisher) 1,998 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) 1,144 ebrary, Inc 1,016 Universiṭah ha-ʻIvrit bi-Yerushalayim Merkaz le-omanut Yehudit 923 Karl I, Duke of Brunswick-Lüneburg, 1713-1780 909 Hitler, Adolf, 1889-1945 853 Grimm, Jacob, 1785-1863 802 Prussia (Kingdom) 770 Prussia (Germany) 753 Germany (West) 723 Grimm, Wilhelm, 1786-1859 723 ProQuest (Firm) 716 Cary Collection of Playing Cards (Beinecke Rare Book and Manuscript Library) 668 Riewert Tode Collection of German Student Movements and Counter-Culture 663 Harold Jantz Collection of German Baroque Literature and German Americana 650 Research Publications, inc 638 Ceresnjes, Ivan 607 Organisation for Economic Co-operation and Development 562 Rosengarten Family Fund 552 Ḳol Yiśraʼel 534 Alumni and Friends Memorial Book Fund 524 British Intelligence Objectives Sub-Committee 519 Luther, Martin, 1483-1546 474 see all ...

German 522,105 English 108,842 French 21,469 Latin 14,693 Italian 5,989 Russian 5,979 Hebrew 4,867 Polish 4,637 Spanish 3,790 No linguistic content 3,317 Dutch 2,244 Japanese 1,999 Undetermined 1,615 Multiple 1,609 Chinese 1,279 Czech 1,229 Turkish 1,063 Swedish 828 Yiddish 822 Danish 808 Portuguese 750 Middle High German 656 Korean 540 Hungarian 527 Arabic 507 Ukrainian 443 Greek 437 Ancient Greek 327 Norwegian 265 Romanian 260 see all ...

History 112,017 Biography 56,894 Biographies 32,638 Exhibitions 21,647 Congresses 19,900 Academic theses 17,747 Sources 16,715 Catalogs 15,924 Criticism, interpretation, etc 15,177 Thèses et écrits académiques 14,620 Exhibition catalogs 14,323 Conference papers and proceedings 13,449 Periodicals 12,068 Early works to 1800 11,592 Electronic books 11,320 Fiction 8,921 Pictorial works 8,562 Bibliography 8,011 Academic Dissertation 7,367 dissertations 7,273 Maps 7,125 theses 6,734 doctoral dissertations 6,731 masters theses 6,731 Hochschulschrift 6,465 Personal narratives 6,340 Correspondence 6,317 Church history 5,739 Dictionaries 5,631 Drama 5,227 see all ...

20th century 69,297 1900-1999 28,903 19th century 24,750 1933-1945 20,600 18th century 13,180 1939-1945 11,334 1900 - 1999 10,316 1918-1933 9,440 21st century 8,466 1800-1899 7,186 1990- 7,147 1945-1990 5,800 16th century 5,502 17th century 5,479 1889-1945 4,926 1918-1945 4,386 20e siècle 3,898 1945- 3,785 1700-1799 3,731 1939 - 1945 3,582 Early works to 1800 3,508 1871-1918 3,428 Unification, 1990 3,421 1789-1900 3,093 Since 1990 3,022 1914-1918 2,893 1800-1999 2,742 2000-2099 2,675 1945-1955 2,608 1800 - 1899 2,382 see all ...