ARCHAEOMAGNETIC RESEARCH IN THE U.S. MIDCONTINENT By Stacey Nicole Lengyel _____________________ Copyright © Stacey Nicole Lengyel 2004 A Dissertation Submitted to the Faculty of the DEPARTMENT OF ANTHROPOLOGY In Partial Fulfillment of the Requirements For the Degree of DOCTOR OF PHILOSOPHY In the Graduate College THE UNIVERSITY OF ARIZONA 2 0 0 4