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

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.
Items from the personal papers and library of abolitionist, suffragist, and peace activist Emily Howland, including her collection of political pamphlets, posters, and program documents.
This collection is composed of photographs of Ellis Hospital in Schenectady, NY.