Bedrock Geology of Wisconsin Describes the types of rocks found throughout the state by age and explains how to interpret the accompanying cross section. Tear-resistant version looks and feels like paper. Bedrock Geology Precambrian Bedrock Data and Resources M067 Bedrock Geology of Wisconsin (page-size map) 1981 Map: 8.5 in x 11 in Download ZIP M078-DI Data Accompanying M078: Bedrock Geologic Map of Wisconsin Mudrey, M.G., Jr.; Brown, B.A.; Greenberg, J.K.; 1982 GIS Data: Coverage, MrSID files Download M078-paper Bedrock Geologic Map of Wisconsin Mudrey, M.G., Jr.; Brown, B.A.; Greenberg, J.K.; 1982 Map: 36 in x 24 in, scale 1:1,000,000 Download Related Collections Map View Map
