00999cam a22002531 4500 gs 12000907 DLC 20260227111313.0 751030s1912 wiuab 001 0 eng gs 12000907 (OCoLC)1745946 DLC ViW OCoLC WBB DLC premarc QE179 .A2 Thwaites, F. T. (Fredrik Turville), 1883-1961. Sandstones of the Wisconsin coast of Lake Superior, by Fredrik Turville Thwaites. Madison, Wis., the State, 1912. viii, 117 p. front., plates, maps (1 fold. in pocket) diagrs. 23 cm. Wisconsin. Geological and natural history survey. Bulletin no. 25. Scientific series no. 8 Bibliography: p. 21-24. Sandstone Wisconsin. Wisconsin Geological and Natural History Survey. Bulletin ; no. 25. Wisconsin Geological and Natural History Survey. Scientific series ; no. 8. 25215 25215