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

Two scrapbooks compiled by Dr. Horace G. Hopkins, physician at former Willard Asylum and Willard State Hospital from 1872-1894.
The William N. Weeden Color Printing Manuscript is an inventor's hand-written account in 1886 of his discovery of a printing method that produced multi-color printing with one impression. The collection includes color prints generated by the process.