`  The one caveat on that is it adresses slavery among Alaskan Natives and First Nations peoples in BC who are not ``Native Americans`` per this article title.  Those enslaved by the Tlingit and Haida and Nuu-chah-nulth and Kwakwaka'wakw were often enough Coast Salish Native.American peoples in the Puget Sound region, however,.and I think.the book also discusses slavery of neighbouring groups such as the Chehalis by the.Chinookan peoples.  `