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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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23 maio 1955 ano - William Stokoe brought back using hands in sign language and got ASL to be recognized as the standard deaf language

Adicionado na linha do tempo:

The Evolution of Sign Language

ByDavid Heineman
5 nov 2017
0
0
626

Data:

23 maio 1955 ano
Agora
~ 70 years ago

Imagens:

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