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.
Photographs and documents relating to the Twentieth Century Club, a women’s club founded in Buffalo in the late 19th century to promote education and the arts.