The hidden history of “Hand Talk” by admin | May 19, 2023 | News | 0 comments One of many indigenous sign languages is “Hand Talk.” A must-watch: What we know today as American Sign Language, its history comes from Plains Indian Sign Language. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.