BIBLIOGRAPHY OF THE DRIFTLESS AREA 
75 
Winslow, Arthur, Lead and Zinc Deposits: Missouri Geol. Survey, 
Vols. VI and VII, especially Vol. VI, pp. 135-149, 151-155. 
Winslow, Arthur, Discussion on Lead and Zinc Deposits of the 
Mississippi Valley: Trans. Am. Inst. Min. Eng., Vol. XXII, pp. 634-636. 
1895 
Calvin , Samuel, Geology of Allamakee County: Iowa Geol. Survey, 
Vol. IV, pp. 37-120. 
Hobbs, W. H., Contribution to the Mineralogy of Wisconsin: Bull. 
Univ. of Wisconsin, Sci. Ser., Vol. I, pp. 10'9-156; also in Zeitsch. f. 
Kryst., Vol. XXV, pp. 257-275. 
Kiimmei, H. B., Some Meandering Rivers in Wisconsin: Science, 
N. S., Vol. I, June 28, pp. 714-716. 
Leonard, A. G., Origin of the Iowa Lead and Zinc Deposits: Am. 
Geologist, Vol. XVI, pp. 288-294. 
Leonard, A. G., Lansing Lead Mines: Proc. Iowa Acad. Sci., Vol. 
II, pp. 36-38. 
Leverett, Frank, The Preglacial Valleys of the Mississippi and its 
Tributaries: Jour. Geology, Vol. Ill, pp. 740-763. 
Salisbury, R. D., Preglacial Gravels on the Quartzite Range near 
Baraboo, Wisconsin: Jour, of Geology, Vol. Ill, pp. 655-667. 
Thwaites, Reuben G., Collections of Wisconsin Hist. Soc., Vol. 
XIII, pp. 271-292. 
Van Hise, G. R., Origin of the Dells of the Wisconsin: Trans. Wis- 
consin Acad. Sci., Arts and Letters, Vol. X, pp. 556-560. 
Weidman, S., On the Quartz Keratophyre and Associated Rocks 
of the North Range of the Baraboo Bluffs: Bull. Univ. of Wisconsin, 
Sci. ser., Vol. I, No. 2, pp, 35-56. 
Winchell, N. H., The Age of the Galena Limestone: Am. Geologist, 
Vol. XV, pp. 33-39. 
1896 
Ham, M. M., Annals of Iowa, 3d ser., Vol. 2, pp. 329-344. 
Hershey, 0. H., Preglacial Erosion Cycles in Northwestern Illi- 
nois: Am. Geologist, Vol. XVIII, pp. 72-100. 
Leonard, A. G., Lead and Zinc Deposits of Iowa: Eng. and Min. 
Jour., Vol. LXI, p. 614. 
Leonard, A. G., Lead and Zinc: A Description of the Mines of 
Towa and the Upper Mississippi Region: Colliery Eng., Vol. XVII, pp. 
121 - 122 . 
Horton, W. H., Artesian Wells of Iowa: Iowa Geol. Survey, Vol. VI, 
pp. 140-148, 172, 180-183. 
Salisbury, R. D., Loess in Wisconsin Drift Formation: Jour. Geol- 
ogy, Vol. IV, pp. 929-937. 
Soars, C. B., Lake Superior and Mississippi Canal: House Doc. 
No. 330, 54th Cong., 1st sess., 65 pp. 
Upham, Warren, The Saint Croix River Before, During, and After 
the Ice Age: Report of the Commissioner of the State Park of the 
Dalles, pp. 45-58. * 
