- Whipple & Black
- Digital Commonwealth
- Perkins School for the Blind
Portrait of William Hickling Prescott in profile seated at a table writing with the aid of a writing frame. D. J. Pound (engraver) ; Whipple & Black, Boston (photographer).
- Samuel P. Hayes Research Library, Perkins School for the Blind, Watertown, MA. Contact host institution for more information.