History 123 Periodicals 96 Societies, etc 73 Almanacs, American 59 Railroads 49 Almanacs, German 47 Genealogy 45 more ... Directories 40 Congresses 33 Slavery 29 Antislavery movements 22 Almanacs, Polish 20 Polish Americans 19 Politics and government 18 Sources 18 Ukrainians 17 Almanacs, Slovak 16 Bibliography 16 Charities 15 Finance 15 Slovak Americans 15 Biography 13 Labor unions 12 Emigration and immigration 11 Employees 11 Germans 11 Jews 11 Lutheran Church 11 African Americans 10 Religious life 10 German Americans 9 Patriotic societies 9 Regimental histories 9 Catalogs 8 Clothing trade 8 Slovaks 8 Statistics 8 Women 8 Clothing workers 7 Education 7 less ...