11don MSN
How Louis Braille’s musical notation system remains relevant 200 years after its invention
In the 1820s, Louis Braille devised a raised-dot system of letters, numbers and musical notation. 200 years later, it’s still ...
Jennifer Mishra does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...
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