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

The Trudeau Sanatorium, located in the Adirondack region, was known for its open-air treatment of tuberculosis patients. This collection of early 20th century photographs, depicting scenes at the Sanitorium, was taken by patient Margaret Hort.
Historic postcards, genealogical records, and documents relating to mountain top communities in the Catskill region.