| Henniker Sign | |
|---|---|
| Native to | United States |
| Region | Henniker, New Hampshire |
| Extinct | ca. 1900? |
| Language codes | |
| ISO 639-3 | None (mis) |
| Glottolog | None |
Henniker Sign Language was avillage sign language of 19th-centuryHenniker, New Hampshire and surrounding villages in the US. It was one of the three local languages which formed the basis ofAmerican Sign Language. Although the number of students from Henniker were fewer than speakers of the more famousMartha's Vineyard Sign Language, deafness in Henniker was genetically dominant, and Henniker SL was therefore likely to have been better developed than MVSL.
