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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Sign language as something used by hands suppressed because many believed learning how to read lips and talk was superior (30 agos 1880 año – 30 agos 1960 año)
Añadido al timeline:
The Evolution of Sign Language
By
David Heineman
5 nov 2017
0
0
631
fecha:
30 agos 1880 año
30 agos 1960 año
~ 80 years
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