History 358 Social aspects 93 Politics and government 91 Social conditions 72 History and criticism 69 Women 54 Education 51 Foreign relations 40 Government policy 37 English literature 33 Race relations 29 Civilization 28 Study and teaching 28 Study and teaching (Secondary) 28 Political aspects 27 Sports 27 Teachers 27 English fiction 25 City planning 24 Colonies 22 Training of 22 Economic conditions 21 Management 21 Case studies 20 Physical education and training 20 Social policy 20 Economic policy 19 Social life and customs 19 Study and teaching (Elementary) 19 Curricula 18