Roads--Pennsylvania--18th century 5 Roads--Maintenance--19th century 4 Turnpikes--Pennsylvania--19th century 4 Roads--Pennsylvania--18th and 19th centuries 3 Roads--Design and construction 2 Burma Road 1 Downingtown Ephrata & Harrisburg Road Company (Harrisburg, Pa.) 1 more ... Education--Pennsylvania--Delaware county--Finance 1 General Loan Office of Pennsylvania 1 Historians--Research Material 1 Indian--White Relations--18th century 1 Jamaica--Colonial settlements--18th century 1 Labor--Pennsylvania--19th century 1 Land surveys--Pennsylvania--18th century 1 Lumber trade--Pennsylvania--New Hope 1 Native Americans--Commerce 1 Philadelphia--Commerce--18th Century 1 Politics and government--Penn township, Pa.--19th century 1 Railroad--Construction 1 Roads--New Castle (Del.)--19th century 1 Roads--Pennsylvania--17th century 1 Roads--Pennsylvania--19th century 1 Roads--Pennsylvania--Delaware county--Finance 1 Shipping--Pennsylvania--Philadelphia--18th century 1 Surveys--Pennsylvania--18th and 19th centuries 1 Surveys--Pennsylvania--19th century 1 Taverns--Philadelphia--18th century 1 Tax collection--Ridley township, Delaware county (Pa.)--19th century 1 Tax collection--Tinicum township, Delaware county (Pa.)--19th century 1 Toll roads--Pennsylvania 1 Turnpikes 1 less ...