Concerning the blind : being a historical sketch of organised effort on behalf of the blind of Great Britain, and some thoughts concerning the mental life of a person born blind / by J.M. Ritchie.
- Ritchie, J. M. (John Macgregor)
- Date:
- 1930
Licence: In copyright
Credit: Concerning the blind : being a historical sketch of organised effort on behalf of the blind of Great Britain, and some thoughts concerning the mental life of a person born blind / by J.M. Ritchie. Wellcome Collection. Source: Wellcome Collection.
