Columbia subject headings:
Architecture--New York (State)--New York--Guidebooks.
New York (N.Y.)--Tours.
Harvard subject headings:
Architecture--New York (State)--New York--Guidebooks
New York (N.Y.)--Tours.
Princeton subject headings:
Architecture--New York (State)--New York--Guidebooks.
Guidebooks.
New York (N.Y.)--Tours.