Ethnic groups 160 Societies, etc 151 History 126 Greek Americans 113 Jews 85 Social conditions 79 Italian Americans 58 more ... African Americans 43 Social life and customs 43 Politics and government 40 Italians 38 Religious life 36 Puerto Ricans 34 Churches 33 Description and travel 32 German Americans 30 Periodicals 29 Biography 28 Emigration and immigration 28 Germans 28 Immigrants 28 Education 25 Fiction 24 Irish Americans 24 Polish Americans 24 Ethnic relations 23 Chinese Americans 21 Irish 21 Church societies 20 Economic conditions 18 Lithuanian Americans 17 Manners and customs 16 Polish people 15 Travel 15 Charities 14 Minorities 14 Anniversaries, etc 12 Chinese 12 Description 12 Greeks 11 less ...