Penn, William 7 Quakers--Pennsylvania--18th century 3 Pennsylvania--History--Colonial period, ca. 1600-1775 2 Pennsylvania--History--Colonial period, ca. 1600-1775--Sources 2 Agriculture--United States--Early works to 1800 1 Assembly, Right of 1 Boundary disputes 1 more ... Brandywine, Battle of, Pa., 1777 1 Clubs and Associations--Philadelphia--19th century 1 Constitution (Ship) 1 Dunn, Mary Maples Dunn, Mary Maples 1 Dunn, Richard S. 1 Episcopal Church--Pennsylvania--Philadelphia 1 Franklin (Ship) 1 Friendly Association for Regaining and Preserving Peace with the Indians by Pacific Measures 1 Germantown (Philadelphia, Pa.)--History--Colonial period, ca. 1600-1775 1 Germantown (Philadelphia, Pa.)--History--Sources 1 Historical Society of Pennsylvania--Correspondence 1 Historical Society of Pennsylvania--Employees--20th century 1 History--Publishing 1 Horticulture 1 Indians of North America--Pennsylvania 1 Indians of North America--Pennsylvania--Government relations--History--18th century 1 Indians of North America--Pennsylvania--Philadelphia 1 Indians of North America--Pennsylvania--Treaties 1 Indians, Treatment of--North America 1 Indians--First contact with Europeans 1 Interior Design--19th century 1 Legal issues 1 Mason-Dixon Line 1 Medicine--Early works to 1800 1 Merchants--London--17th century 1 Meteorology--Observations 1 Native Americans 1 Naval history--Pennsylvania--Philadelphia 1 Penn, William--Residences--19th century 1 Pennsylvania--Boundaries 1 Pennsylvania--History 1 Pennsylvania--Politics and government--17th century 1 Pennsylvania--Politics and government--18th century 1 less ...