Columbia subject headings:
Upper Delaware National Scenic and Recreational River (N.Y. and Pa.)
Visitors' centers--Law and legislation--New York (State)--Mongaup.
Harvard subject headings:
Mongaup Visitor Center (N.Y.)
Upper Delaware Scenic and Recreational River (N.Y. and Pa.)
Visitors' centers--Law and legislation--New York (State)--Mongaup.
Princeton subject headings: