Book 190,344 Thesis 9,680 Unknown 2,264 Conference Proceeding 1,970 Serial 1,309 Electronic 1,220 Kit 900 Journal 867 Photo 357 Government Document 328 Manuscript 320 Audio 264 Map 206 Book Chapter 120 Reference Material 30 Newspaper 25 Physical Object 24 Musical Score 17 Article 1 see all ...

D - World History 63,644 H - Social Science 21,139 P - Language and Literature 14,623 B - Philosophy, Psychology, Religion 13,841 N - Fine Arts 11,706 K - Law 5,666 J - Political Science 5,019 G - Geography, Anthropology, Recreation 4,800 L - Education 4,520 Z - Library Science 3,936 R - Medicine 2,924 T - Technology 2,875 M - Music 2,742 C - Historical Sciences 2,403 Q - Science 1,944 U - Military Science 1,863 A - General Works 1,073 S - Agriculture 889 F - General American History 840 E - United States History 585 V - Naval Science 531 see all ...

Culture Class Collection (University of Pennsylvania) 2,014 German Culture Class Collection (University of Pennsylvania) 1,986 Braunschweig (Duchy) 1,656 De Gruyter 1,447 Karl I, Duke of Brunswick-Lüneburg, 1713-1780 909 ebrary, Inc 536 Anne S.K. Brown Military Collection 368 ProQuest (Firm) 282 Carl Wilhelm Ferdinand, Duke of Brunswick and Lüneburg, 1735-1806 275 Alumni and Friends Memorial Book Fund 254 Rosengarten Family Fund 242 United States Congress 199 Henry Charles Lea Library (University of Pennsylvania) 184 Anne and Joseph Trachtman Memorial Book Fund 172 Mazal Holocaust Collection 171 Anton Ulrich, Herzog von Braunschweig-Wolfenbüttel, 1633-1714 165 Tacitus, Cornelius 165 Benz, Wolfgang 148 Hitler, Adolf, 1889-1945 145 American Council of Learned Societies 143 Riewert Tode Collection of German Student Movements and Counter-Culture 141 Rudolf August, Duke of Brunswick-Lüneburg, 1627-1704 128 Marx, Karl, 1818-1883 127 Adam Matthew Digital (Firm) 126 Gotham Book Mart Collection (University of Pennsylvania) 124 Engels, Friedrich, 1820-1895 121 Constance L. Rosenthal Book Fund 119 Wattenbach, Wilhelm, 1819-1897 118 Bundesarchiv (Germany) 115 Sabin W. Colton, Jr., Memorial Fund 111 see all ...

German 155,258 English 33,786 French 6,251 Latin 3,445 Italian 2,198 Russian 1,938 Polish 1,793 Hebrew 1,626 Spanish 1,121 Dutch 717 Japanese 521 Czech 520 Multiple 391 No linguistic content 325 Chinese 305 Middle High German 286 Undetermined 282 Danish 267 Portuguese 260 Swedish 258 Turkish 245 Korean 203 Greek 157 Hungarian 150 Yiddish 150 Ukrainian 147 Arabic 102 Norwegian 90 Romanian 87 Ancient Greek 76 see all ...

History 109,038 Biography 17,420 Sources 13,541 Biographies 10,489 Congresses 7,570 Exhibitions 6,072 Criticism, interpretation, etc 5,393 Conference papers and proceedings 5,341 Exhibition catalogs 4,282 Academic theses 3,813 Electronic books 3,505 Early works to 1800 3,453 Church history 3,450 Catalogs 3,309 Pictorial works 3,043 Thèses et écrits académiques 3,004 Bibliography 2,770 Fiction 2,238 Personal narratives 1,807 dissertations 1,553 Periodicals 1,520 Academic Dissertation 1,489 Correspondence 1,453 Bibliographies 1,434 masters theses 1,369 doctoral dissertations 1,368 theses 1,368 Hochschulschrift 1,329 Aufsatzsammlung 1,127 Dictionaries 1,028 see all ...

20th century 46,338 1900-1999 20,172 19th century 14,429 1933-1945 13,293 1900 - 1999 7,304 18th century 6,583 1918-1933 5,236 1800-1899 4,204 21st century 3,828 Unification, 1990 3,419 1939-1945 3,400 1945-1990 3,193 20e siècle 2,950 17th century 2,777 16th century 2,719 1990- 2,567 1945-1955 2,522 1789-1900 2,304 1889-1945 2,143 Early works to 1800 2,137 1700-1799 1,977 1800-1999 1,916 1871-1918 1,891 1918-1945 1,805 1945- 1,767 To 1500 1,733 Revolution, 1848-1849 1,616 1800 - 1899 1,569 1933 - 1945 1,522 To 1517 1,307 see all ...