History 3,257,451 Ver registros Politics and government 763,818 Ver registros History and criticism 619,782 Ver registros Criticism and interpretation 302,521 Ver registros Biography 247,543 Ver registros Claims 239,569 Ver registros Periodicals 224,190 Ver registros Bills, Private 223,959 Ver registros Congresses 217,976 Ver registros Histoire 214,934 Ver registros Social life and customs 196,380 Ver registros Social conditions 184,079 Ver registros Economic conditions 171,506 Ver registros World War, 1939-1945 158,438 Ver registros Description and travel 153,475 Ver registros Jews 148,040 Ver registros Operas 148,034 Ver registros Law and legislation 147,014 Ver registros Music 144,568 Ver registros Women 143,286 Ver registros Bibliography 142,517 Ver registros General 129,650 Ver registros Sources 124,361 Ver registros Political science 121,541 Ver registros Education 120,944 Ver registros Foreign relations 118,273 Ver registros Art 116,821 Ver registros Civilization 113,967 Ver registros Philosophy 112,095 Ver registros Study and teaching 110,967 Ver registros Social aspects 106,424 Ver registros Law 102,402 Ver registros Antiquities 102,077 Ver registros Church history 99,255 Ver registros Manners and customs 96,586 Ver registros Statistics 93,318 Ver registros Exhibitions 93,086 Ver registros Architecture 92,012 Ver registros Travel 89,857 Ver registros Religious aspects 84,395 Ver registros Research 82,720 Ver registros Fiction 82,712 Ver registros Geology 82,689 Ver registros Scores 82,077 Ver registros Economic history 81,888 Ver registros Intellectual life 81,629 Ver registros Medicine 79,350 Ver registros Criticism, interpretation, etc 79,043 Ver registros Literature 76,723 Ver registros English language 73,958 Ver registros Commerce 69,852 Ver registros Agriculture 68,649 Ver registros Judaism 68,000 Ver registros Christianity 67,770 Ver registros African Americans 67,621 Ver registros Science 67,223 Ver registros Popular music 66,425 Ver registros Early works to 1800 65,357 Ver registros Jazz 65,088 Ver registros Economic aspects 64,942 Ver registros Finance 62,315 Ver registros International relations 62,234 Ver registros Catalogs 61,005 Ver registros Motion pictures 60,335 Ver registros Management 60,250 Ver registros World War, 1914-1918 59,388 Ver registros Piano music 58,318 Ver registros Religion 58,127 Ver registros Diplomatic relations 57,919 Ver registros Families 57,061 Ver registros Dictionaries 56,590 Ver registros Islam 56,535 Ver registros Poetry 56,268 Ver registros Indians of North America 55,661 Ver registros Histoire et critique 55,270 Ver registros Theater 55,156 Ver registros Man-woman relationships 54,241 Ver registros Kings and rulers 54,157 Ver registros Symphonies 52,857 Ver registros Buildings, structures, etc 52,373 Ver registros Relations 52,247 Ver registros Population 51,988 Ver registros Economics 51,979 Ver registros Political aspects 51,975 Ver registros Feature films 50,864 Ver registros English 50,090 Ver registros Manuscripts 49,867 Ver registros Diseases 49,779 Ver registros Art, Modern 48,935 Ver registros Presidents 48,899 Ver registros Economic policy 48,176 Ver registros History, Military 48,046 Ver registros Children 47,783 Ver registros Influence 46,818 Ver registros Artists 46,273 Ver registros BUSINESS & ECONOMICS 46,160 Ver registros Mathematics 45,543 Ver registros Photography, Artistic 45,496 Ver registros Doctrines 45,034 Ver registros Maps 44,997 Ver registros