Visitors to Ancient America: The Evidence for European and Asian Presence in ... - William F. McNeil - Google Books

http://books.google.de/books?id=4Av2ShA7V2AC&printsec=frontcover&hl=de&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

Researchers in American anthropology and archaeology from the late seventeenth century to the present—including Cotton Mather, John Wesley Powell, Thor Heyerdahl, and Betty Meggers, among others—all had discoveries that lead to the following conclusion:…