History 565 Social conditions 254 Social life and customs 205 Politics and government 170 Intellectual life 138 African Americans 120 Race relations 100 more ... Buildings, structures, etc 98 Jews 98 Ethnic relations 93 Histoire 89 Immigrants 89 General 79 HISTORY 73 Economic conditions 70 Description and travel 69 History and criticism 64 Emigration and immigration 57 In literature 53 City and town life 52 SOCIAL SCIENCE 50 Social aspects 48 Architecture 43 State & Local 39 City planning 38 Manners and customs 35 Puerto Ricans 32 Civilization 30 Middle Atlantic (DC, DE, MD, NJ, NY, PA) 30 Conditions sociales 29 less ...