Pre-Columbian contact with the Americas across the oceans : an annotated bibliography

von Sorenson, John L.
Provo-UT : Research Press, 1990.

A Complex of Ritual and Ideology Shared by Mesoamerica and the Ancient Near East

von Sorenson, John L.
Sino-Platonic Papers ; 195
Philadelphia, PA : University of Pennsylvania, 2009
Umfang/Format: 1 online publication.

Scientific Evidence for Pre-Columbian Transoceanic Voyages

von Sorenson, John L., Johannessen, Carl L.
Sino-Platonic Papers ; 133
Philadelphia, PA : University of Pennsylvania, 2004
Umfang/Format: 1 online publication.