History 242 Social conditions 113 Social life and customs 69 Politics and government 63 Intellectual life 57 African Americans 52 Ethnic relations 50 more ... Race relations 50 Manners and customs 39 Economic conditions 38 Immigrants 38 Social aspects 31 Emigration and immigration 29 History and criticism 28 Buildings, structures, etc 27 Jews 27 In literature 24 City and town life 22 Economic history 18 City planning 17 Literature 16 Civilization 15 Puerto Ricans 15 Criticism and interpretation 14 American literature 12 Architecture 12 Buildings 12 Gay men 11 Relations 11 Ethnic identity 10 less ...