Night writing visited the National Institute for the Blind in Paris, France, where he met Louis Braille. Braille identified the major failing of the code, which was that the human finger could not encompass the whole symbol without moving and so could not move rapidly from one symbol to another. His modification was to use a six-dot cell, the Braille system that revolutionized written communication for the visually impaired. Night writing Night writing, a.k.a. sonography, was a system of code that used symbols of twelve dots arranged as two columns of six dots embossed on a square of paperboard, and is now
Blindness and education letter, and he reduced the twelve raised dots to six. He published his system in 1829, and by the second edition in 1837 had discarded the dashes because they were too difficult to read. Crucially, Braille's smaller cells were capable of being recognized as letters with a single touch of a finger. The first school with a focus on proper education was the Yorkshire School for the Blind in England. Established in 1835, it taught arithmetic, reading and writing, while at the school of the London Society for Teaching the Blind to Read founded in 1838 a general education was