History 4,145,999 Visa posterna Politics and government 1,565,568 Visa posterna Economic conditions 485,015 Visa posterna Law and legislation 472,915 Visa posterna Description and travel 410,168 Visa posterna Social conditions 409,966 Visa posterna Social life and customs 345,944 Visa posterna History and criticism 328,412 Visa posterna Foreign relations 322,128 Visa posterna Antiquities 266,463 Visa posterna Claims 247,880 Visa posterna Political science 232,401 Visa posterna Civilization 227,244 Visa posterna Bills, Private 224,084 Visa posterna Biography 222,775 Visa posterna Education 220,798 Visa posterna World War, 1939-1945 207,068 Visa posterna Women 201,379 Visa posterna Histoire 197,085 Visa posterna Economic policy 194,720 Visa posterna Economic history 190,271 Visa posterna Jews 188,180 Visa posterna Travel 176,808 Visa posterna Periodicals 172,986 Visa posterna Economic aspects 160,239 Visa posterna Law 154,573 Visa posterna Social aspects 150,292 Visa posterna Finance 149,011 Visa posterna Manners and customs 147,653 Visa posterna Sources 141,676 Visa posterna Agriculture 139,137 Visa posterna Geology 137,413 Visa posterna Government policy 135,119 Visa posterna Study and teaching 133,305 Visa posterna Church history 132,492 Visa posterna Architecture 130,806 Visa posterna Diplomatic relations 130,353 Visa posterna Commerce 130,175 Visa posterna Intellectual life 128,534 Visa posterna International relations 122,125 Visa posterna Music 119,934 Visa posterna Art 115,756 Visa posterna Statistics 111,847 Visa posterna Taxation 110,641 Visa posterna Congresses 102,037 Visa posterna Research 100,694 Visa posterna Criticism and interpretation 99,819 Visa posterna Relations 99,100 Visa posterna Buildings, structures, etc 98,402 Visa posterna Legal status, laws, etc 95,449 Visa posterna Religion 94,845 Visa posterna Excavations (Archaeology) 91,346 Visa posterna Bibliography 89,463 Visa posterna Political aspects 87,281 Visa posterna Indians of North America 84,741 Visa posterna Armed Forces 82,360 Visa posterna Religious aspects 81,452 Visa posterna Management 81,012 Visa posterna Emigration and immigration 80,540 Visa posterna World War, 1914-1918 79,720 Visa posterna Ethnic relations 79,186 Visa posterna Population 78,670 Visa posterna Constitutional law 78,437 Visa posterna Industries 76,784 Visa posterna Officials and employees 73,479 Visa posterna City planning 71,354 Visa posterna African Americans 71,043 Visa posterna Railroads 70,899 Visa posterna Theater 70,147 Visa posterna Missions 69,940 Visa posterna Political activity 69,561 Visa posterna Popular music 69,392 Visa posterna Communism 68,987 Visa posterna Environmental aspects 67,336 Visa posterna Appropriations and expenditures 67,086 Visa posterna Prevention 66,656 Visa posterna History, Military 66,253 Visa posterna Folklore 65,553 Visa posterna Exhibitions 63,846 Visa posterna Campaigns 63,700 Visa posterna Elections 63,480 Visa posterna Housing 63,319 Visa posterna Presidents 63,194 Visa posterna Philosophy 62,834 Visa posterna Budget 62,670 Visa posterna Employment 62,558 Visa posterna Kings and rulers 62,544 Visa posterna Labor unions 62,128 Visa posterna Colonies 61,980 Visa posterna General 61,936 Visa posterna Ethnology 61,446 Visa posterna Motion pictures 60,670 Visa posterna Families 59,991 Visa posterna Civil rights 59,671 Visa posterna Roads 59,000 Visa posterna Finance, Public 58,950 Visa posterna Banks and banking 58,209 Visa posterna Slavery 57,953 Visa posterna Historiography 57,016 Visa posterna Working class 56,528 Visa posterna