41
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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
57192
20214
2
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Very little words other than nouns; Most lists had a handful of verbs and adjectives (jan 1, 900 – jan 1, 1620)
Added to timeline:
The Evolution of Sign Language
By
David Heineman
5 Nov 2017
0
0
656
Date:
jan 1, 900
jan 1, 1620
~ 720 years
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