Book 1,373,683 results 1,373,683 Government Document 244,090 results 244,090 Microform 199,386 results 199,386 Map 41,047 results 41,047 Conference Proceeding 31,078 results 31,078 Serial 28,823 results 28,823 Video 26,564 results 26,564 DVD 21,009 results 21,009 Thesis 17,480 results 17,480 Journal 17,337 results 17,337 CD 15,486 results 15,486 Audio 15,376 results 15,376 Musical Score 12,435 results 12,435 Blu-ray Disc 4,631 results 4,631 eBook 3,971 results 3,971 Software 3,255 results 3,255 Newspaper 1,583 results 1,583 VHS 1,290 results 1,290 Book Chapter 495 results 495 Manuscript 385 results 385 Photo 327 results 327 Physical Object 157 results 157 Kit 114 results 114 Cassette 88 results 88 Reference Material 28 results 28 Sensor Image 26 results 26 Slide 24 results 24 Unknown 24 results 24 Globe 18 results 18 Electronic 11 results 11 see all…

Geological Survey (U.S.) 33,017 results 33,017 United States. General Accounting Office 14,199 results 14,199 United States. National Aeronautics and Space Administration 11,483 results 11,483 Library of Congress. Congressional Research Service 9,892 results 9,892 United States. Bureau of the Census 5,018 results 5,018 United States. Forest Service 4,069 results 4,069 Langley Research Center 4,013 results 4,013 United States. Department of Energy 3,897 results 3,897 Shakespeare, William, 1564-1616 3,776 results 3,776 Texas Antiquities Committee 3,606 results 3,606 United States. Bureau of Land Management 3,286 results 3,286 United States. Department of the Army 2,991 results 2,991 United States. Department of Agriculture 2,910 results 2,910 United States. Federal Highway Administration 2,873 results 2,873 Texas Agricultural Experiment Station 2,869 results 2,869 Federal Financial Institutions Examination Council (U.S.) 2,617 results 2,617 National Research Council (U.S.). Transportation Research Board 2,574 results 2,574 Rand Corporation 2,357 results 2,357 United States. Bureau of Mines 2,205 results 2,205 United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch 2,036 results 2,036 Warner Home Video (Firm) 1,990 results 1,990 United States. Central Intelligence Agency 1,974 results 1,974 Texas Historical Commission 1,879 results 1,879 Food and Agriculture Organization of the United Nations 1,845 results 1,845 United States. Department of Agriculture. Economic Research Service 1,620 results 1,620 Lewis Research Center 1,599 results 1,599 Ames Research Center 1,538 results 1,538 United States. Soil Conservation Service 1,483 results 1,483 Transport and Road Research Laboratory 1,443 results 1,443 United States. Environmental Protection Agency 1,391 results 1,391 see all…

English 1,405,525 results 1,405,525 French 32,105 results 32,105 German 31,308 results 31,308 Spanish 29,767 results 29,767 Russian 13,325 results 13,325 Italian 13,072 results 13,072 Latin 8,808 results 8,808 No linguistic content 5,929 results 5,929 Japanese 3,026 results 3,026 Chinese 2,618 results 2,618 Portuguese 2,252 results 2,252 Czech 2,216 results 2,216 Dutch 1,552 results 1,552 Ancient Greek 1,532 results 1,532 Undetermined 1,413 results 1,413 Arabic 1,321 results 1,321 Polish 1,186 results 1,186 Multiple 1,151 results 1,151 Greek 1,091 results 1,091 Swedish 957 results 957 Turkish 758 results 758 Hebrew 671 results 671 Danish 492 results 492 Korean 485 results 485 Hungarian 457 results 457 Hindi 455 results 455 Ukrainian 422 results 422 Norwegian 397 results 397 Middle English 306 results 306 Persian 304 results 304 see all…

United States 203,856 results 203,856 Texas 39,852 results 39,852 Great Britain 34,255 results 34,255 England 20,290 results 20,290 California 12,087 results 12,087 France 12,036 results 12,036 Germany 9,796 results 9,796 Europe 9,772 results 9,772 China 9,284 results 9,284 Italy 8,611 results 8,611 Mexico 7,968 results 7,968 Soviet Union 7,615 results 7,615 New York (State) 7,101 results 7,101 Canada 6,627 results 6,627 Japan 6,527 results 6,527 India 6,261 results 6,261 Ireland 5,890 results 5,890 Spain 5,240 results 5,240 Greece 4,675 results 4,675 Australia 4,477 results 4,477 Alaska 4,340 results 4,340 Confederate States of America 4,335 results 4,335 New York 4,222 results 4,222 New Mexico 4,170 results 4,170 Southern States 4,122 results 4,122 Rome 4,054 results 4,054 Colorado 3,908 results 3,908 Latin America 3,796 results 3,796 Africa 3,767 results 3,767 Florida 3,577 results 3,577 see all…