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

A leading business in Elmira, NY for more than 80 years, Thatcher Glass once produced 50 percent of the milk bottles in the United States, pioneering sealed glass bottles and automated bottle production. The collection includes archival material such as design drawings, correspondence and other company documents.
Directories of the residents of Delmar, Elsmere, and Slingerlands, New York.
This collection of photographs shows a wide variety of persons, natural landmarks, buildings, and other images of Tupper Lake and the surrounding area, dating between 1889 and 1997