History 824 Periodicals 758 Societies, etc 613 Polish Americans 389 Polish people 278 Genealogy 269 Religious life 250 more ... Jews 212 Politics and government 205 German Americans 192 Indians of North America 188 Slovaks 157 Education 141 African Americans 140 Lutheran Church 123 Civilization 115 Slovak Americans 112 Emigration and immigration 96 Latvian Americans 93 Germans 91 Latvians 90 Lithuanians 89 Américains d'origine polonaise 87 Ukrainians 82 Missions 80 Armenian Americans 78 Foreign countries 77 Political activity 76 Associations 72 Vie religieuse 72 Almanacs, German 71 Italian Americans 71 Social life and customs 71 Almanacs, Polish 70 Armenians 67 Study and teaching 67 Agriculture 65 Art 65 Lithuanian Americans 65 Women 62 less ...