Limestones and Marls of Wisconsin Bedrock Geology Nonmetallic Minerals Rocks and Minerals Surface Water Data and Resources B066 Limestones and Marls of Wisconsin Steidtmann, E.; Hotchkiss, W.O.; Bean, E.F.; 1924 Report: 208 p. Download B066-plate06 Geologic Map of Wisconsin Showing Locations From Which Samples of Limestone, Dolomite, Marl, Shale or Clay Were Analyzed [plate 6] Bean, E.F.; 1924 Map: Scale 1:1,000,000 Download Related Collections Bulletin View Bulletin