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

Photographs, slides, postcards, books, magazines and other miscellany documenting the history of Massapequa.
Historical maps from Mastic, Mastic Beach, Shirley, Brookhaven, and Moriches communities on Long Island
Historic photographs and maps showing land development in Montauk.
A collection of postcards portraying Onondaga Park in the early 20th century.