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3 gen 1821 anni - Louis Braille invento el código braille

Descrizione:

se percató de que su sistema podría ser de mucha utilidad para los limitados visuales, y lo puso en disposición de jóvenes ciegos.

Aggiunto al nastro di tempo:

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Byandrea
3 set 2018

Data:

3 gen 1821 anni
Adesso
~ 203 years ago
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