History 4,140,145 Visa posterna Politics and government 1,564,251 Visa posterna Economic conditions 484,400 Visa posterna Law and legislation 471,980 Visa posterna Description and travel 410,072 Visa posterna Social conditions 409,232 Visa posterna Social life and customs 345,370 Visa posterna History and criticism 327,537 Visa posterna Foreign relations 321,535 Visa posterna Antiquities 266,015 Visa posterna Claims 247,877 Visa posterna Political science 232,334 Visa posterna Civilization 226,897 Visa posterna Bills, Private 224,084 Visa posterna Biography 222,717 Visa posterna Education 220,449 Visa posterna World War, 1939-1945 206,742 Visa posterna Women 201,015 Visa posterna Economic policy 194,312 Visa posterna Histoire 190,738 Visa posterna Economic history 189,872 Visa posterna Jews 187,890 Visa posterna Travel 176,155 Visa posterna Periodicals 172,978 Visa posterna Economic aspects 159,990 Visa posterna Law 154,172 Visa posterna Social aspects 149,891 Visa posterna Finance 148,870 Visa posterna Manners and customs 147,111 Visa posterna Sources 141,250 Visa posterna Agriculture 138,877 Visa posterna Geology 137,394 Visa posterna Government policy 134,855 Visa posterna Study and teaching 133,075 Visa posterna Church history 132,428 Visa posterna Architecture 130,557 Visa posterna Commerce 130,029 Visa posterna Diplomatic relations 129,983 Visa posterna Intellectual life 128,321 Visa posterna International relations 121,146 Visa posterna Music 119,787 Visa posterna Art 115,557 Visa posterna Statistics 111,842 Visa posterna Taxation 110,495 Visa posterna Congresses 102,018 Visa posterna Research 100,579 Visa posterna Criticism and interpretation 99,474 Visa posterna Relations 98,913 Visa posterna Buildings, structures, etc 98,235 Visa posterna Legal status, laws, etc 95,238 Visa posterna Religion 94,585 Visa posterna Excavations (Archaeology) 91,116 Visa posterna Bibliography 89,428 Visa posterna Political aspects 87,028 Visa posterna Indians of North America 84,713 Visa posterna Armed Forces 82,259 Visa posterna Religious aspects 81,315 Visa posterna Management 80,914 Visa posterna Emigration and immigration 80,370 Visa posterna World War, 1914-1918 79,622 Visa posterna Ethnic relations 79,077 Visa posterna Population 78,525 Visa posterna Constitutional law 78,091 Visa posterna Industries 76,736 Visa posterna Officials and employees 73,402 Visa posterna City planning 71,247 Visa posterna African Americans 70,881 Visa posterna Railroads 70,874 Visa posterna Theater 70,027 Visa posterna Missions 69,917 Visa posterna Political activity 69,429 Visa posterna Popular music 69,302 Visa posterna Communism 68,731 Visa posterna Environmental aspects 67,272 Visa posterna Appropriations and expenditures 67,072 Visa posterna Prevention 66,539 Visa posterna History, Military 66,144 Visa posterna Folklore 65,454 Visa posterna Exhibitions 63,732 Visa posterna Campaigns 63,662 Visa posterna Elections 63,397 Visa posterna Housing 63,259 Visa posterna Presidents 63,129 Visa posterna Philosophy 62,653 Visa posterna Budget 62,645 Visa posterna Employment 62,481 Visa posterna Kings and rulers 62,450 Visa posterna Labor unions 62,076 Visa posterna Colonies 61,935 Visa posterna General 61,623 Visa posterna Ethnology 61,357 Visa posterna Motion pictures 60,475 Visa posterna Families 59,819 Visa posterna Civil rights 59,544 Visa posterna Roads 58,976 Visa posterna Finance, Public 58,904 Visa posterna Banks and banking 58,162 Visa posterna Slavery 57,952 Visa posterna Historiography 56,885 Visa posterna Working class 56,490 Visa posterna