That the blind may read: the legacy of Valentin Haüy, Charles Barbier, Louis Braille and William Moon.
Sakula
A
A
D001766:Blindness / Q000266:history*; D004519:Education, Special / Q000266:history*; D005602:France; D049672:History, 19th Century; D006801:Humans; D012946:Social Welfare / Q000266:history*; D006113:United Kingdom; D014786:Vision Disorders / Q000266:history*