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

Snow crystal images and their associated documentation taken by Wilson A. Bentley in the late 19th and early 20th century.
Elon Howard Eaton (1866-1935) was a noted ornithologist and author of Birds of New York. This collection includes papers related to his research, correspondence, and genealogical materials, as well as photographs of Eaton.
This collection contains materials related to the San Luis project.
The Steinmetz Collection of Schenectady tells the story of Dr. Charles Steinmetz, General Electric's Chief Engineer in the 1890s and early 1900s.