- Digital Commonwealth
- Perkins School for the Blind
Group of people standing on a narrow dirt path and steep wooden stairs overlooking a waterfall. Images from the "Holiday-Camp" taken by Alexander Mell, Director of the Imperial Royal Institute for the Education of the Blind, Vienna. Alexander Mell.
Black and white photograph
- Samuel P. Hayes Research Library, Perkins School for the Blind, Watertown, MA. Contact host institution for more information.