Pennsylvania--History--Colonial period, ca. 1600-1775 2 Agriculture--United States--Early works to 1800 1 Boundary disputes 1 Brandywine, Battle of, Pa., 1777 1 Episcopal Church--Pennsylvania--Philadelphia 1 Germantown (Philadelphia, Pa.)--History--Colonial period, ca. 1600-1775 1 Germantown (Philadelphia, Pa.)--History--Sources 1 more ... 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--First contact with Europeans 1 Legal issues 1 Mason-Dixon Line 1 Medicine--Early works to 1800 1 Native Americans 1 Pennsylvania--Boundaries 1 Quakers--Pennsylvania--18th century 1 United States--History--Colonial period, ca. 1600-1775 1 less ...