1. Hopewell Indians;Freeman;Wisconsin Academy Review,1968
2. Climatic change: a contributory cause of the growth and decline of northern Hopewellian culture;Griffin;Wisconsin Archeologist,1960
3. Cahokia: ancient capital of the Midwest;Fowler;An Addison-Wesley Module in Anthropology,1974
4. Mass Spectrometric Studies of Carbon 13 Variations in Corn and Other Grasses
5. The excavation and reconstruction of the southwest pyramidal mound at Aztalan;Maher;Wisconsin Archeologist,1958