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

This collection contains images of diaries belonging to American men who served in various wars, including the Civil War, World War I, and World War II.
Photographs, letters, maps, drawings, and documents relating to the War of 1812.
This collection includes correspondence, an autograph book, legal documents and photographs from the Westinghouse Family from 1833-1913.