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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 jan 1800 ano - Louis Braille sugirió un sistema de puntos con relieves para que las personas ciegas puedan leer y escribir.
Adicionado na linha do tempo:
LINEA DE TIEMPO DE LA COMUNICACION - TICS 5 A
By
Mark
18 mar 2020
0
0
382
Data:
1 jan 1800 ano
Agora
~ 225 years ago
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