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Illinois Geologic Quadrangle Map - WaltersburgGeologyClick to view or right-click to download Author: C. Pius Weibel, W. John Nelson and Joseph A. Devera Description: 39" x 32" single map sheet; includes map, legend, descriptive text, descriptive stratigraphic column, inset map and cross section Year Delivered: 1991 File size: 12.9 mb PDF (downsampled from scan) Hardcopy: $7.50 Ordering information for Illinois State Geological Survey Publications.
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| Updated 2/27/2007 SLD | |||||