Items in New York Heritage are organized into collections, which provide additional context for understanding their significance and meaning.

Historical postcards of the Northport-East Northport community.
Historic photographs of the Calderone chain of theaters in Long Island.
Historic sheet music, playbills, theater programs, and advertisements from Long Island.
This collection contains photographs, news articles, and documents related to the Leonard Family of Middleburgh, New York area.
This collection contains paintings, sculptures and other three dimensional objects in the Library's special collections.