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2 feb 1880 año - Milan International Congress of Teachers for the Deaf-Mute decided L'Épée's language was obsolete and banned it from all schools

Añadido al timeline:

The Evolution of Sign Language

ByDavid Heineman
5 nov 2017
0
0
472

fecha:

2 feb 1880 año
Ahora mismo
~ 144 years ago

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