Cynthia Irwin-Williams

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1	Disputatio 6 (May[removed]ANATOMY OF AN ANOMALY Add to Reading List Source URL: www.disputatio.com Language: English - Date: 2013-07-01 08:46:36 Native American history Human migration Cynthia Irwin-Williams Human evolution Settlement of the Americas Prehistory Americas Hueyatlaco Roald H. Fryxell
2	PDF Document Add to Reading List Source URL: pleistocenecoalition.com Language: English - Date: 2013-03-25 02:33:25 Roald H. Fryxell Volcanic rocks Cynthia Irwin-Williams Tuff Jeffrey Goodman Volcanic ash Tephra Hueyatlaco Geology