Genealogy 258 History 58 Politics and government 52 Citizenship 38 Americanization 37 Sources 31 Handbooks, manuals, etc 29 more ... Jews 29 Archives 26 Généalogies 24 Archival resources 20 German Americans 20 Streets 20 Library resources 18 Agriculture 17 Freemasonry 17 Description and travel 16 Rituals 16 Research 15 Authorship 14 History, Local 14 Street-railroads 14 Américanisation 13 Emigration and immigration 13 African Americans 12 Computer network resources 12 Lawyers 12 Guides, manuels, etc 11 Civics 10 Drill and tactics 10 Church records and registers 9 Methodology 9 Museums 9 Railroads 9 Registers of births, etc 9 English language 8 Study and teaching 8 Churches 7 Formulas, recipes, etc 7 Germans 7 less ...