History Taxation 21 Economic conditions 19 Revolution 18 Militia 16 Genealogy 11 Church history 6 more ... Description and travel 6 Periodicals 5 Delaware Indians 4 Indexes 4 Indians of North America 4 Sources 4 Biography 3 History, Local 3 Names, Geographical 3 Registers of births, etc 3 Social life and customs 3 Societies, etc 3 Buildings, structures, etc 2 Cemeteries 2 Historic houses, etc 2 Legends 2 Mennonites 2 Register, lists, etc 2 Registers 2 Schools 2 Accounting 1 Antiquities 1 Bucks County (Pa.) 1 Bucks County, Pennsylvania 1 Buildings 1 Cities and towns 1 Courts 1 Dance 1 Equipment 1 Equipment and supplies 1 Falls Monthly Meeting (Society of Friends) 1 Fiction 1 Furniture industry and trade 1 less ...