Keith Appling from the Tallow River Trappers will talk about the endangered Plains Sign Language at a St. Vrain Historical Society meeting at 2:30 p.m. Sunday at Old St. Stephen’s Church, 470 Main St.

MISSOULA, Mont. -- Students at Chief Charlo Elementary recently learned over 20 different signs from Plains Indian Sign Language through an initiative grant impacting education across the Missoula ...

Colin Denny, a deaf Navajo man, will be using both American Sign Language (ASL) and Plains Indian Sign Language (PISL), which was once so common across the Great Plains that it was a “lingua franca,” ...

Students at Chief Charlo Elementary recently learned over 20 different signs from Plains Indian Sign Language through an initiative grant impacting education across the Missoula County district and ...

Troy Kotsur, Justina Miles and Colin Denny perform in American Sign Language and Plains Indian Sign Language at the Super Bowl LVII pregame show at State Farm Stadium in Glendale, Ariz., on Sunday.

"A cultural attainment of the first American"--cover. Together with a simplified method of study, a list of words in most general use, a codification of pictographic symbols of the Sioux and Ojibway, ...

CC0 Usage Conditions ApplyClick for more information. A paper of this title is listed in Second Pan American Scientific Congress, the Final Act, Washington, 1916, as having been read at the Second Pan ...

An elementary school in Tainan is the only one in the country to require all children to learn the Siraya language of the Plains Indigenous group of the same name. But without official recognition as ...