HISTORY History Histoire 21,378 General 9,900 State & Local 4,762 Politics and government 3,943 Politique et gouvernement 3,174 SOCIAL SCIENCE 2,345 Social conditions 2,251 BIOGRAPHY & AUTOBIOGRAPHY 1,781 Military 1,751 POLITICAL SCIENCE 1,742 Conditions sociales 1,655 Social aspects 1,580 Historical 1,432 Ancient 1,338 Aspect social 1,248 Social life and customs 1,182 Civilization 1,174 Historiography 1,028 Political aspects 956 Manners and customs 932 World War, 1939-1945 927 Ethnic relations 917 Western 873 Foreign relations 853 Race relations 844 Diplomatic relations 840 Guerre mondiale, 1939-1945 806 TECHNOLOGY & ENGINEERING 803