The Wolf River Batholith and Baraboo Interval in Central Wisconsin Prepared for 32nd Annual Meeting Institute on Lake Superior Geology. Bedrock Geology Precambrian Bedrock Data and Resources FTGB12 The Wolf River Batholith and Baraboo Interval in Central Wisconsin Greenberg, J.K.; Brown, B.A.; Medaris, L.G.; Anderson, J.L.; 1986 Report: 56 p. Download Related Collections Field Trip Guide Book View Field Trip Guide Book