Pennsylvania--History--Colonial period, ca. 1600-1775 12 Pennsylvania--History--Colonial period, ca. 1600-1775--Sources 11 Pennsylvania--History 8 Pennsylvania--History--17th and 18th centuries 6 Pennsylvania--History--French and Indian War, 1755-1763 5 Friendly societies--Pennsylvania--History 4 Historians--19th century 3 more ... Irish Americans--Pennsylvania--History 3 Pennsylvania--History--1775-1865 3 United States--History--Colonial period, ca. 1600-1775 3 United States--History--Revolution, 1775-1783 3 Ephrata (Pa.)--History--18th century 2 Historical Society of Pennsylvania 2 History--Publishing 2 Irish Americans--Societies, etc 2 Irish Republican Army 2 Irish unification question 2 Italian Americans--Pennsylvania--Societies, etc 2 Land Settlements--Pennsylvania 2 Mason-Dixon Line 2 Native Americans 2 Penn, William 2 Pennsylvania Views--19th century 2 Pennsylvania--History--Artistic Representation 2 Pennsylvania--History--Revolution, 1775-1783 2 Pennsylvania--History--War of 1812 2 Presbyterians--Pennsylvania--History--19th century 2 American Swedish Historical Museum (Philadelphia, Pa.) 1 Arithmetic--Textbooks--Early works to 1900 1 Art and artists--20th century 1 Art and artists--Pennsylvania--Philadelphia 1 Artists--Pennsylvania--Philadelphia--20th century 1 Berks County (Pa.)--History 1 Berks County (Pa.)--History--18th century 1 Boarding schools--Pennsylvania--Finance 1 Boarding schools--Pennsylvania--History 1 Boundary disputes 1 Brandywine, Battle of, Pa., 1777 1 Canals--Chesapeake and Delaware 1 Carpatho-Rusyn Americans--Societies, etc 1 less ...