Illinois State Geological Survey Digital Geologic Map Titled: Bedrock Geology of Gorham Quadrangle, Jackson County, Illinois; in Geologic Map Schema (GeMS) format; Quad: Gorham; Author(s): Mary J. Seid, Joseph A. Devera, Allen L. Weedman
Summary
Illinois State Geological Survey Digital Geologic Map Titled: Bedrock Geology of Gorham Quadrangle, Jackson County, Illinois; in Geologic Map Schema (GeMS) format; Quad: Gorham; Author(s): Mary J. Seid, Joseph A. Devera, Allen L. Weedman