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

This collection consists of historical photos, newspaper articles, postcards, and some personal notes of people, places, sports, and businesses pertaining to the Town of North Elba and Village of Lake Placid as created by Town and Village Historians Mary MacKenzie (1964-2001) and Beverley Reid (2001-present).
A digital collection of primary source materials from Special Collections that documents the history of Long Island.
The Long Island Postcard Collection documents mansions of the Gilded Age, local landmarks, and scenes of everyday life.