Obsidian Conference in Mesoamerica and Central America
"Obsidian in Mesoamerica and Central America: Toward an Understanding of Ancient Economy and Trade"
Presenter: Geoffrey E. Braswell, University of California, San Diego
"Obsidian in Mesoamerica and Central America: Toward an Understanding of Ancient Economy and Trade"
Presenter: Geoffrey E. Braswell, University of California, San Diego