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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Monastic sign language was not meant for the deaf and was only used to keep periods of scilence (1 janv. 900 – 11 mars 1620)
Ajouté au bande de temps:
The Evolution of Sign Language
By
David Heineman
5 nov. 2017
0
0
626
Date:
1 janv. 900
11 mars 1620
~ 720 years
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