Low cost, compact braille printing head for use in a handheld braille transcribing device
The invention of the braille transcribing system in 1821 facilitated rapid reading and writing by blind individuals, vastly improving literacy rates among the blind. However, by the 1980's braille literacy plummeted to 10% among blind individuals, due to underfunded schools being unable to hire...
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| Online Access: | http://hdl.handle.net/2047/d20001224 |