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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Great shift all over the world seeing deafness as an illness instead of a product of being dumb (1 ene 1720 año – 1 ene 1850 año)
Añadido al timeline:
The Evolution of Sign Language
By
David Heineman
5 nov 2017
0
0
627
fecha:
1 ene 1720 año
1 ene 1850 año
~ 130 years
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