Periodicals Societies, etc 132 Polish Americans 95 Indians of North America 81 History 64 Jews 61 African Americans 53 more ... Polish people 50 Genealogy 45 Armenian Americans 37 Armenians 36 Education 32 Emigration and immigration 30 Religious life 28 Minorities 26 Study and teaching 25 Politics and government 22 Périodiques 18 World War, 1939-1945 18 Hispanic Americans 17 Political activity 14 Social conditions 14 Civil rights 13 Emigration and immigration law 12 Bibliography 11 Judaism 11 Charities 10 Economic conditions 10 Endowments 10 Ethnic groups 10 Government relations 10 Labor unions 10 Art 9 Civilization 9 Missions 9 Archival resources 8 Armenian church 8 Art, American 8 Education (Higher) 8 Ethnicity 8 less ...