Illinois State Geological Survey Digital Geologic Map Titled: Surficial Geology of Wood River Quadrangle, Madison County, Illinois; in Geologic Map Schema (GeMS) format; Quad: Wood River; Author(s): Grimley, D.A., S.W. Lepley
Summary
Illinois State Geological Survey Digital Geologic Map Titled: Surficial Geology of Wood River Quadrangle, Madison County, Illinois; in Geologic Map Schema (GeMS) format; Quad: Wood River; Author(s): Grimley, D.A., S.W. Lepley