Periodicals History 505 Societies, etc 496 Jews 216 Genealogy 201 Polish Americans 107 Indians of North America 94 more ... African Americans 90 Emigration and immigration 83 Education 79 Religious life 78 Study and teaching 75 Bibliography 74 Politics and government 74 German Americans 72 Minorities 58 Indexes 55 Polish people 55 Irish Americans 52 Directories 50 Civilization 45 Italian Americans 43 Statistics 41 Ethnic groups 40 Armenian Americans 39 Armenians 38 Biography 37 Social conditions 37 Charities 36 Political activity 35 Social life and customs 33 Germans 32 Slovak Americans 32 Périodiques 28 Folklore 27 Economic conditions 26 Asian Americans 25 Congresses 25 Slovaks 25 Sources 25 less ...