Coastal Archaeology of Southern California: Accounts From the Holocene Theses Author/Creator René L. Vellanoweth Description Anthropology Thesis (Ph.D.)--University of Oregon, 2001. Login or Register to create bookmarks.
Mass Production and Procurement at Valle del Azufre: A Unique Archaeological Obsidian Source in Baja California Sur Articles » Scholarly, peer reviewed Author/Creator M. Steven Shackley Justin R. Hyland Maria de la Luz Gutiérrez M. American Antiquity, vol. 61, no. 4, October 1996, pp. 718-731 Description Explores how extensively obsidian tools were traded and how long they were used. Login or Register to create bookmarks.