History 280 Histoire 171 Social life and customs 51 Manners and customs 44 African Americans 38 Social conditions 37 Politics and government 35 more ... Noirs américains 34 Description and travel 30 Politique et gouvernement 27 Travel 27 Mœurs et coutumes 26 Conditions sociales 25 Buildings 22 Indians of North America 22 Race relations 22 Buildings, structures, etc 20 Descriptions et voyages 18 Economic conditions 18 Historic buildings 16 Economic history 15 Emigration and immigration 13 Frontier and pioneer life 13 Pennsylvania 13 Social aspects 13 Ethnic relations 12 Immigrants 11 Peuples autochtones 11 Aspect social 10 Conditions économiques 10 less ...