Book 190,434 Thesis 9,685 Unknown 2,274 Conference Proceeding 1,975 Serial 1,309 Electronic 1,220 Kit 901 Journal 867 Photo 358 Government Document 328 Manuscript 321 Audio 265 Map 207 Book Chapter 120 Reference Material 30 Newspaper 25 Physical Object 24 Musical Score 17 Article 1 see all ...

D - World History 63,666 H - Social Science 21,150 P - Language and Literature 14,627 B - Philosophy, Psychology, Religion 13,855 N - Fine Arts 11,720 K - Law 5,675 J - Political Science 5,015 G - Geography, Anthropology, Recreation 4,804 L - Education 4,519 Z - Library Science 3,938 R - Medicine 2,924 T - Technology 2,883 M - Music 2,746 C - Historical Sciences 2,409 Q - Science 1,945 U - Military Science 1,865 A - General Works 1,072 S - Agriculture 890 F - General American History 841 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) 283 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 170 Anton Ulrich, Herzog von Braunschweig-Wolfenbüttel, 1633-1714 165 Tacitus, Cornelius 164 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 155,339 English 33,811 French 6,254 Latin 3,445 Italian 2,200 Russian 1,943 Polish 1,797 Hebrew 1,627 Spanish 1,126 Dutch 716 Japanese 522 Czech 518 Multiple 394 No linguistic content 325 Chinese 306 Middle High German 288 Undetermined 283 Danish 267 Portuguese 261 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 109,142 Biography 17,424 Sources 13,555 Biographies 10,492 Congresses 7,578 Exhibitions 6,073 Criticism, interpretation, etc 5,388 Conference papers and proceedings 5,344 Exhibition catalogs 4,283 Academic theses 3,812 Electronic books 3,468 Church history 3,461 Early works to 1800 3,451 Catalogs 3,304 Pictorial works 3,043 Thèses et écrits académiques 3,005 Bibliography 2,770 Fiction 2,242 Personal narratives 1,806 dissertations 1,553 Periodicals 1,520 Academic Dissertation 1,488 Correspondence 1,451 Bibliographies 1,438 masters theses 1,370 doctoral dissertations 1,369 theses 1,369 Hochschulschrift 1,325 Aufsatzsammlung 1,123 Dictionaries 1,026 see all ...

20th century 46,361 1900-1999 20,175 19th century 14,435 1933-1945 13,291 1900 - 1999 7,302 18th century 6,591 1918-1933 5,242 1800-1899 4,207 21st century 3,827 Unification, 1990 3,420 1939-1945 3,398 1945-1990 3,193 20e siècle 3,011 17th century 2,784 16th century 2,721 1990- 2,565 1945-1955 2,522 1789-1900 2,304 1889-1945 2,139 Early works to 1800 2,136 1700-1799 1,977 1800-1999 1,915 1871-1918 1,890 1918-1945 1,804 1945- 1,760 To 1500 1,733 Revolution, 1848-1849 1,621 1800 - 1899 1,569 1933 - 1945 1,521 To 1517 1,305 see all ...