Book 2,357,900 results 2,357,900 eBook 1,922,359 results 1,922,359 Government Document 814,036 results 814,036 Microform 201,277 results 201,277 Conference Proceeding 85,144 results 85,144 Thesis 74,939 results 74,939 Journal 66,274 results 66,274 Video 63,903 results 63,903 Serial 58,873 results 58,873 Map 50,344 results 50,344 Audio 31,960 results 31,960 CD 28,850 results 28,850 DVD 24,432 results 24,432 Database 13,542 results 13,542 Musical Score 13,445 results 13,445 VHS 7,215 results 7,215 Blu-ray Disc 4,715 results 4,715 Software 4,438 results 4,438 Newspaper 3,063 results 3,063 Electronic 2,886 results 2,886 Photo 2,070 results 2,070 Book Chapter 1,966 results 1,966 Manuscript 1,919 results 1,919 Cassette 953 results 953 Kit 628 results 628 Physical Object 588 results 588 Reference Material 157 results 157 Slide 113 results 113 Unknown 60 results 60 Sensor Image 45 results 45 see all…

ProQuest (Firm) 591,092 results 591,092 SpringerLink (Online service) 135,228 results 135,228 Library of Congress. Congressional Research Service 70,376 results 70,376 United States. Congress. House 56,132 results 56,132 Gale (Firm) 55,477 results 55,477 NetLibrary, Inc 51,246 results 51,246 Safari, an O'Reilly Media Company 46,636 results 46,636 Geological Survey (U.S.) 46,088 results 46,088 United States. Congress. House. Committee on Invalid Pensions 25,386 results 25,386 United States. Congress. Senate. Committee on Pensions 25,097 results 25,097 Library Pass, LLC 24,337 results 24,337 ebrary, Inc 22,778 results 22,778 Taylor & Francis 22,210 results 22,210 United States. Congress. House. Committee on the Judiciary 20,115 results 20,115 United States. General Accounting Office 20,104 results 20,104 United States. Congress. House. Committee on Claims 18,935 results 18,935 United States. Congress. Senate. Committee on the Judiciary 18,244 results 18,244 United States. Congress. House. Committee on Appropriations 17,936 results 17,936 United States. War Department 16,519 results 16,519 United States. Congress. Senate. Committee on Claims 16,009 results 16,009 United States. Department of the Treasury 15,122 results 15,122 EBSCOhost 14,975 results 14,975 United States. National Aeronautics and Space Administration 13,485 results 13,485 United States. Government Accountability Office 12,811 results 12,811 JSTOR (Organization) 12,780 results 12,780 United States. Congress. House. Committee on Naval Affairs 12,369 results 12,369 United States. Congress. House. Committee on Military Affairs 10,988 results 10,988 United States. Congress. House. Committee on Ways and Means 9,937 results 9,937 Knovel (Firm) 9,783 results 9,783 United States. Bureau of the Census 9,619 results 9,619 see all…

English 4,250,930 results 4,250,930 French 89,782 results 89,782 German 87,886 results 87,886 Spanish 73,757 results 73,757 Russian 40,264 results 40,264 Latin 27,550 results 27,550 Italian 23,514 results 23,514 No linguistic content 8,398 results 8,398 Undetermined 6,871 results 6,871 Portuguese 6,588 results 6,588 Czech 5,417 results 5,417 Japanese 4,627 results 4,627 Chinese 4,410 results 4,410 Dutch 4,075 results 4,075 Polish 3,755 results 3,755 Swedish 2,371 results 2,371 Arabic 2,363 results 2,363 Ancient Greek 2,350 results 2,350 Multiple 2,346 results 2,346 Greek 1,727 results 1,727 Ukrainian 1,489 results 1,489 Hebrew 1,348 results 1,348 Danish 1,125 results 1,125 Turkish 969 results 969 Welsh 922 results 922 Hungarian 880 results 880 Romance 874 results 874 Korean 836 results 836 Croatian 778 results 778 Norwegian 738 results 738 see all…

United States 774,365 results 774,365 Great Britain 130,241 results 130,241 England 67,627 results 67,627 Texas 61,873 results 61,873 France 37,237 results 37,237 California 29,008 results 29,008 Europe 27,728 results 27,728 China 24,896 results 24,896 Germany 23,206 results 23,206 Soviet Union 21,168 results 21,168 Mexico 21,078 results 21,078 New York (State) 19,414 results 19,414 Canada 18,975 results 18,975 India 17,291 results 17,291 Ireland 16,840 results 16,840 Italy 15,372 results 15,372 Japan 14,681 results 14,681 Pennsylvania 12,453 results 12,453 Spain 12,452 results 12,452 Massachusetts 12,390 results 12,390 London 12,293 results 12,293 Australia 12,070 results 12,070 Scotland 11,627 results 11,627 Alaska 11,269 results 11,269 Africa 11,217 results 11,217 Latin America 10,690 results 10,690 Developing countries 10,411 results 10,411 New York 9,769 results 9,769 Florida 9,315 results 9,315 New Mexico 8,494 results 8,494 see all…