Columbia subject headings:
Olmsted, Frederick Law, 1822-1903.
Parks--New York (State)--New York.
Harvard subject headings:
Architectural drawing--New York (State)--New York--19th century--Catalogs.
Architectural drawing--New York (State)--New York--20th century--Catalogs.
Avery Library--Catalogs.
Buildings--New York (State)--New York--Catalogs.
Central Park (New York, N.Y.)
Central Park (New York, N.Y.)--Archives--Catalogs.
New York (N.Y.)--Buildings, structures, etc.--Catalogs.
Parks--New York (State)--New York
Princeton subject headings: