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

Proceedings from the Mohonk Conference on the Negro Question held at Lake Mohonk, Ulster County, New York, June 3, 4, 5, 1891.
Yearbooks from the New Paltz Normal School, State Teachers College at New Paltz and SUNY New Paltz.
This collection documents the history of higher education in New Paltz, NY.
Maps, photographs, postcards, and ephemera relating to Saugerties history.
The State Reservation at Niagara is the oldest state park in the United States, officially established in 1885. The collection includes photographs, advertisements, blueprints, maps, letters, and other documents relating to the development and use of the Park.