North American Database of Archaeological Geophysics
North American Database of Archaeological Geophysics
Graphic/Image:
Project Name: Effigy Mounds, IA (4);
Reference: Kvamme, K.L. (1999). Archeo-Geophysical Surveys at Effigy Mounds National Monument, Iowa. Department of Anthropology and Center for Advanced Spatial Technologies, University of Arkansas, Fayetteville, Arkansas. Submitted to the Midwest Archeological Center, U.S. National Park Service, Lincoln, Nebraska.
Magnetic
image, Little Bear, Mound 52, Effigy Mounds National Monument, IA.
Large dipole at bottom is an NPS sign post.