History 24 Taxation 20 Economic conditions 18 Revolution 18 Militia 16 Pennsylvania--History 3 Genealogy 2 more ... Register, lists, etc 2 Sources 2 Accounting 1 Canals--Chesapeake and Delaware 1 Commerce--Philadelphia--19th century 1 Delaware Indians 1 Depressions--1929 1 Doylestown democrat 1 Doylestown guards, Doylestown, Pa 1 Equipment 1 Equipment and supplies 1 Estate administration--19th century 1 Furniture industry and trade 1 Furniture making 1 Furniture workers 1 Germantown (Philadelphia, Pa.) 1 Germantown (Philadelphia, Pa.)--History 1 Government relations 1 Graeme Park, Pa 1 Historians--19th century 1 Historians--Pennsylvania 1 Historical Society of Pennsylvania 1 Historical Society of Pennsylvania--Founding members 1 Historical Society of Pennsylvania--Researchers 1 History of Philadelphia 1 History--Publishing 1 Hobbyists--Pennsylvania 1 Indians of North America 1 Indians--18th century 1 Indians--19th century 1 Labor 1 Labor unions 1 Land Settlement--Pennsylvania--18th century 1 less ...