Book 511,165 Government Document 92,010 Electronic 79,647 Audio 15,919 Serial 10,000 Conference Proceeding 5,260 Kit 4,860 Journal 4,752 Manuscript 4,527 Book Chapter 2,624 Thesis 1,648 Unknown 1,335 Map 1,283 Photo 927 Musical Score 263 Reference Material 104 Newspaper 35 Physical Object 12 Article 4 see all ...

Library of Congress Congressional Research Service 83,397 Adam Matthew Digital (Firm) 27,129 United States Congress. House. Committee on Naval Affairs 21,410 Adam Matthews Digital (Firm) 18,286 United States Government Accountability Office 9,855 Christie, Manson & Woods 6,461 United States Congressional Budget Office 3,693 United States Bureau of the Census 3,546 United States Congress. House. Committee on Ways and Means 3,346 Library of Congress Legislative Reference Service 2,390 United States Congress. Senate. Committee on Finance 2,387 United States Congress. Joint Committee on Taxation 2,261 United States Congress. House. Committee on Foreign Affairs 1,919 Library of Congress Government Division 1,838 United States Congress. Joint Economic Committee 1,800 Library of Congress Congressional Research Service. Resources, Science, and Industry Division 1,776 United States Congress. Joint Committee on Taxation 1,680 Library of Congress Congressional Research Service. American Law Division 1,590 United States Congress. House. Committee on Rivers and Harbors 1,541 United States Congress. House. Committee on Merchant Marine and Fisheries 1,448 Library of Congress Foreign Affairs Division 1,406 United States Congress. House. Committee on Armed Services 1,241 George Clapp Vaillant Book Fund 1,232 United States Congress. Senate. Committee on Foreign Relations 1,187 United States Congress. House. Committee on Appropriations 1,170 U.S. Senate Republican Policy Committee 1,114 United States Congress. Office of Technology Assessment 1,060 United States Congress. House. Committee on Energy and Commerce 1,015 United States Congress. House. Committee on Interstate and Foreign Commerce 1,006 United States Congress. House. Committee on Ways and Means 969 see all ...

English 403,268 French 26,912 German 25,284 Chinese 20,185 Spanish 16,547 Italian 11,509 Russian 9,966 Japanese 5,868 Latin 4,856 No linguistic content 4,139 Polish 3,639 Arabic 3,593 Hebrew 3,110 Portuguese 3,021 Korean 2,809 Dutch 2,007 Undetermined 1,579 Turkish 1,500 Greek 1,404 Czech 1,251 Ukrainian 1,109 Swedish 996 Persian 924 Ancient Greek 839 Hungarian 802 Danish 753 Bulgarian 694 Multiple 686 Vietnamese 633 Catalan 597 see all ...

Biography 34,741 History 24,977 Biographies 19,577 Genealogy 19,014 Catalogs 17,398 Bibliography 9,378 Auction catalogs 9,155 Congresses 8,061 Sources 7,461 Periodicals 7,069 Auction catalogues 6,060 Dictionaries 5,546 Conference papers and proceedings 5,431 Statistics 5,006 Autobiographies 4,258 Electronic books 4,178 Rules and practice 4,045 Bibliographies 3,692 Sound recordings 2,851 Corporation reports 2,641 Correspondence 2,210 Early works to 1800 2,197 Handbooks, manuals, etc 2,160 Archives 1,721 Directories 1,644 Criticism, interpretation, etc 1,619 Maps 1,563 Course catalogs 1,475 Handbooks and manuals 1,379 Exhibitions 1,373 see all ...

20th century 9,200 19th century 4,262 1900-1999 3,342 18th century 1,934 1950- 1,781 21st century 1,563 To 1500 1,491 1900 - 1999 1,090 17th century 980 Since 1950 875 1991-2000 819 1800-1899 791 16th century 719 1951-1960 690 1981-1990 637 1961-1970 610 Civil War, 1861-1865 589 2000-2099 563 1945- 559 Early works to 1800 528 1971-1980 507 1891-1962 463 1700-1799 428 Geschichte 421 20e siècle 410 2001-2010 387 1931-1940 350 476-1492 346 1800-1999 345 1939-1945 339 see all ...

United States 93,926 China 14,415 Europe 8,679 France 8,341 Germany 8,056 Great Britain 6,423 Italy 6,367 England 6,113 Spain 4,252 Japan 4,224 Soviet Union 3,834 Russia 3,363 India 3,237 Russia (Federation) 3,078 Poland 2,923 California 2,825 Canada 2,637 Turkey 2,574 Greece 2,568 Mexico 2,542 New York (State) 2,432 United States 2,335 Washington (D.C.) 1,975 Israel 1,916 Middle East 1,825 Rome 1,721 Korea 1,711 Latin America 1,688 Brazil 1,520 North Carolina 1,508 see all ...