The old cordilleran culture in the Pacific Northwest
Book 1961 Butler, B. Robert & Swanson, Earl H.

CascadeNorth America > Plains and Plateau
Through a survey of the literature and his field work at one site, Butler originally defined the Old Cordilleran Culture and the Cascade point. Due to a lack of radiocarbon dates and through using Pleistocene stratigraphic deposits, Butler proposed t...