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| | Ice Age Trail: News & Resources (Site not responding. Last check: 2007-10-04) |
 | | Geology of Sauk County, Wisconsin, Lee Clayton and John W. Attig, Wisconsin Geological and Natural History Survey, 1990. |
 | | Geology of the southeast quarter of the Cross Plains quadrangle, Dane County, Wisconsin, F. Thwaites, University of Wisconsin Master's Thesis, 1908. |
 | | On the extent and significance of the Wisconsin Kettle Moraine, T.C. Chamberlin, Wisconsin Academy of Science, v. |
| www.iceagetrail.org /news/bib.html (1522 words) |
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