Template:Swedish Sign Language family tree

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Swedish Sign Language family tree
Old British Sign Language?
(c. 1760–1900)
Swedish Sign Language
(c. 1800–present)
Portuguese Sign Language
(c. 1820–present)		Finnish Sign Language
(c. 1850–present)
Finland-Swedish Sign Language
(c. 1850–present)		Eritrean Sign Language
(c. 1950–present)
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