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

Images of landscaping, tree plantings, employees and buildings around Mary Flagler Cary's Millbrook estate as well as her family's estate, Edgewood.
Digital copies of the Plainview-Old Bethpage Local History Photograph Collection.
The Port Washington Library History Collection contains images from the planning and construction of the library in the mid-1960s to life and library activities that have taken place since that time.