- Digital Commonwealth
- Perkins School for the Blind
Two girls standing behind a table with two grooved, wooden rods and a frame in front of them. The girls both have their hands clasped together. 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.