Periodicals Societies, etc 459 History 247 Jews 210 Polish Americans 103 Indians of North America 87 Emigration and immigration 80 more ... Religious life 78 African Americans 74 Study and teaching 70 German Americans 68 Genealogy 66 Politics and government 63 Education 62 Bibliography 58 Minorities 55 Polish people 55 Irish Americans 49 Italian Americans 42 Civilization 40 Armenian Americans 39 Armenians 38 Ethnic groups 38 Statistics 35 Charities 34 Political activity 34 Social conditions 34 Slovak Americans 32 Germans 31 Directories 29 Asian Americans 25 Slovaks 23 Economic conditions 22 Folklore 22 Lithuanian Americans 22 Social life and customs 22 World War, 1939-1945 22 Civil rights 21 Education (Higher) 21 Ethnic relations 21 less ...