Columbia subject headings:
Documentary television programs.
New York (N.Y.)--Commerce--History.
New York (N.Y.)--History.
New York (N.Y.)--Social life and customs.
Video recordings for the hearing impaired.
Harvard subject headings:
Documentary television programs
New York (N.Y.)--Commerce--History.
New York (N.Y.)--History
New York (N.Y.)--Social life and customs
Nonfiction television programs
Video recordings for the hearing impaired
Princeton subject headings: