General 36 History 35 SOCIAL SCIENCE 21 Congresses 19 HISTORY 16 History and criticism 16 Politics and government 16 Histoire 14 Economic conditions 13 BUSINESS & ECONOMICS 12 Reference 12 Conditions economiques 11 Economic history 11 Influence 11 POLITICAL SCIENCE 11 Social aspects 11 Influence (Literary, artistic, etc.) 9 LITERARY CRITICISM 9 Antiquities 8 Criticism and interpretation 8 EDUCATION 8 Histoire et critique 8 Kongress 8 LANGUAGE ARTS & DISCIPLINES 8 Political aspects 8 Public Policy 8 RELIGION 8 Social conditions 8 Aufsatzsammlung 7 Christianity 7