Book 80,388 Serial 5,650 Journal 3,039 Government Document 2,653 Conference Proceeding 713 Thesis 427 Electronic 424 Kit 132 Book Chapter 83 Map 69 Manuscript 67 Reference Material 17 Unknown 16 Article 10 Musical Score 9 Audio 6 Newspaper 3 Photo 3 see all ...

Z - Library Science 44,589 C - Historical Sciences 4,706 D - World History 3,802 P - Language and Literature 2,753 H - Social Science 2,417 K - Law 2,123 M - Music 1,986 F - General American History 1,073 Q - Science 940 B - Philosophy, Psychology, Religion 872 N - Fine Arts 614 L - Education 584 E - United States History 583 G - Geography, Anthropology, Recreation 574 A - General Works 569 J - Political Science 521 R - Medicine 350 S - Agriculture 308 T - Technology 297 U - Military Science 90 V - Naval Science 32 see all ...

Library of Congress Congressional Research Service 438 Library of Congress 324 Geological Survey (U.S.) 292 Library of Congress Division of Bibliography 223 Harris Collection of American Poetry and Plays (Brown University) Reference Works 222 Gotham Book Mart Collection (University of Pennsylvania) 219 Great Britain Public Record Office 197 Vance, Mary A 195 Fiske Icelandic Collection 191 White, Anthony G 185 Horace Howard Furness Memorial Library (University of Pennsylvania) 173 Harmon, Robert B (Robert Bartlett), 1932- 143 National Criminal Justice Reference Service (U.S.) 138 United States National Archives and Records Service 136 Archivo General de la Nación (Mexico) 132 Gosudarstvennai︠a︡ publichnai︠a︡ biblioteka imeni M.E. Saltykova-Shchedrina 127 Gosudarstvennai︠a︡ biblioteka SSSR imeni V.I. Lenina 121 Archives nationales (France) 119 United States Bureau of the Census 118 Institut nauchnoĭ informat︠s︡ii po obshchestvennym naukam (Akademii︠a︡ nauk SSSR) 111 New York Public Library 109 Akademii︠a︡ nauk SSSR Biblioteka 108 National Archives (U.S.) 108 British Library 103 McMurtrie, Douglas C (Douglas Crawford), 1888-1944 103 Fraunhofer-Gesellschaft Informationszentrum Raum und Bau 102 Archivo General de la Nación (Mexico) 99 Library of Congress Legislative Reference Service 97 David E. Pingree Collection (Brown University) 95 Gosudarstvennai͡a publichnai͡a biblioteka imeni M.E. Saltykova-Shchedrina 95 see all ...

English 48,511 French 7,510 German 7,390 Spanish 5,657 Russian 4,863 Chinese 3,322 Italian 2,967 Japanese 2,725 Portuguese 1,316 Dutch 1,138 Polish 1,049 Arabic 765 Latin 707 Czech 601 Hebrew 584 Multiple 553 Ukrainian 456 Korean 412 Turkish 394 Swedish 362 Hungarian 355 Danish 326 Indonesian 324 Greek 307 Bulgarian 288 Persian 269 Croatian 209 Slovak 185 Thai 184 Norwegian 174 see all ...

Bibliography 63,651 Bibliographies 35,242 Catalogs 17,248 History 13,840 Periodicals 5,826 Imprints 2,415 bibliographies 2,115 Biography 1,966 Sources 1,920 Criticism, interpretation, etc 1,646 Indexes 1,352 Union lists 1,334 Biographies 1,322 Union catalogs 1,303 Bibliographie 1,196 Directories 1,033 Exhibitions 1,010 Bio-bibliography 857 Exhibition catalogs 837 Catalogues 758 Bibliography of bibliographies 713 Local history 689 Abstracts 646 Union lists (Library catalogs) 619 catalogs (documents) 543 Maps 473 Congresses 452 Church history 436 Microform catalogs 426 Early works to 1800 421 see all ...

20th century 2,515 19th century 1,226 1900-1999 1,081 18th century 956 1900 - 1999 796 16th century 709 17th century 576 1945- 401 1800-1899 393 1700-1799 342 1500-1599 291 Revolution, 1789-1799 264 1800 - 1899 260 1939-1945 234 Since 1945 216 Early modern, 1500-1700 214 1700 - 1799 189 Civil War, 1861-1865 186 Early works to 1800 178 Revolution, 1775-1783 172 Colonial period, ca. 1600-1775 161 1600-1699 155 1564-1616 146 1500 - 1599 136 1939 - 1945 130 To 1500 130 1800-1999 126 1933-1945 118 1500 - 1700 112 Revolution, 1917-1921 110 see all ...