History 1,188,829 Politics and government 317,001 Law and legislation 267,903 Histoire 219,443 History and criticism 214,889 General 154,910 Education 140,544 hơn ... Social conditions 134,074 Economic conditions 129,511 Study and teaching 122,606 Social life and customs 116,920 Social aspects 116,584 Management 115,999 Research 113,610 Description and travel 110,209 Foreign relations 109,841 Philosophy 105,375 Criticism and interpretation 100,876 Women 100,475 Finance 97,495 Government policy 86,436 Economic aspects 80,333 English language 78,816 Religious aspects 77,685 Prevention 73,850 Environmental aspects 72,877 African Americans 70,508 Christianity 67,332 Antiquities 65,325 World War, 1939-1945 64,003 ít hơn ...