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

A collection of letters written by William Suydam during the Civil War.
Glass plate negatives taken by William Thompson Howell as he explored the New York Highlands.
Documents relating to Frederick Willie and his service in the Civil War.
This collection consists of the Willisborough Town Book, beginning on the 8th day of 1786.
The Wing/Roberts collection contains documents, letters, transcripts, photographs and glass plate negatives related to the Wing/Roberts Family of Glens Falls, New York.