A slate and stylus from the Canadian Printing for the Blind fonds of the Canadian Science and Technology Museum Library and Archives, collected by Ernst P. Hamm for the museum c. 1986. Object featured in Envisioning Technologies, a virtual exhibit…
A Picht braillewriter, first developed by Oscar Picht in Germany, c.1899. Donated to the Canadian Science and Technology Museum in 1987 by Roland Galarneau.