Review of: "Spirits of Earth: The Effigy Mound Landscape of Madison and the Four Lakes," by Robert A. Birmingham.
Copyright © 2011 State Historical Society of Iowa. This article is posted here for personal use, not for redistribution.
Collins, James M. "Spirits of Earth: The Effigy Mound Landscape of Madison and the Four Lakes." The Annals of Iowa 70 (2011).
Available at: http://ir.uiowa.edu/annals-of-iowa/vol70/iss2/4