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2 Feb 1880 Jahr - Milan International Congress of Teachers for the Deaf-Mute decided L'Épée's language was obsolete and banned it from all schools
Zugefügt zum Band der Zeit:
The Evolution of Sign Language
By
David Heineman
5 Nov 2017
0
0
472
Datum:
2 Feb 1880 Jahr
Jetzt
~ 144 years ago
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