"We the blind are as indebted to Louis Braille as mankind is to Gutenberg," once said Helen Keller.
The Story of Braille
The Braille Story
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Key Facts In This Video
Braille was born with sight, but lost it at age three. 00:16
Earlier forms of braille made the mistake of creating symbols that were too large to be read quickly. 01:07
In 1854 the French government officially recognized braille. 01:45