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, Great Bear, Mound 31, showing narrow magnetic
core in torso, Effigy Mounds National Monument, IA.

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