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Louis was born at January 4th, 1809
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Louis became blind by accident, when he was 3 years old
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Louis received a scholarship to the Royal Institution for Blind Youth
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A soldier named Charles Barbier visited Louis's school
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Louis published his first Braille book in 1829
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Symbols for Math and Music were added by Louis in 1837
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Louis died in January 6th,1852 at the age of 43 years old
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Louis after 10 years of his death he spread worldwide
