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author
Payson Sheets
Payson Sheets is a Professor of Anthropology at the University of Colorado in Boulder. His life-long research has focused on the interrelationships among human societies and volcan...lihat lebih banyakPayson Sheets is a Professor of Anthropology at the University of Colorado in Boulder. His life-long research has focused on the interrelationships among human societies and volcanic activity in ancient Central America.lihat lebih sedikit