Columbia subject headings:
Harvard subject headings:
Historic sites--New York (State)
Historic sites--Pennsylvania
King's Highway (N.J. and Pa.)--History.
New Jersey--History, Local.
Pennsylvania--History, Local.
Princeton subject headings:
Historic sites--New York (State)
Historic sites--Pennsylvania.
King's Highway, N.J. and Pa.--History.
New Jersey--History, Local.
Pennsylvania--History, Local.