DAETON.] 



NORTH AMERICAN GEOLOGY. 



791 



Pleistocene — Continued. 



Minnesota, Wisconsin, Michigan— 

 Continued. 



1874. Origin and structure of the Great 



Lakes, Newberry. 



1875. Superficial geology of central 



North America, Dawson, J. W. 



Valley of Minnesota Eiver, War- 

 ren, G. K. 



Deep well at Minneapolis, Win. 

 cheU, N. H. 



Report on Mower and other coun- 

 ties, Minnesota, Winchell, N. H. 



1876. Physical geology of Lake Supe- 



rior, Whittlesey. 



Supposed agency of ice floes in 

 Champlain period, Winchell, A. 



Vegetal remains in drift of the 

 Northwest, Winchell, N. H. 



Transportation routes in Wiscon- 

 sin, Warren, G. K. 



Geology of lower peninsula, 

 Michigan, Rominger. 



Rectification of geologic map of 

 Michigan, Winchell, A. 



Report on Fillmore County, 

 Minn.,WinoheIl, N. H. 



Report on Olmsted, Dodge, and 

 Steele counties, Minn., Harring- 

 ton, M. W. 



1877. On the Glacial epochs, Price, 



E.K. 

 Geology of lead district, Wiscon- 

 sin, Strong. 

 Report of Wisconsin survey, 



1873-74, Lapham, I. A. 

 Geology of Hennepin County, 



Minn., Winchell, N. H. 

 Geology of Houston County, 



Minn., Winchell, N. H. 

 Geology of eastern Wisconsin, 



Chamherlin, T. C. 

 Geology of central Wisconsin, 



Irving, E. D. 

 Report on central and western 



Wisconsin, Irving, R. D. 



1878. Work in Penokee iron range, 



Irving, R. D. 



Work in north central Wiscon- 

 sin, Clark, A. C. 



North of Lake Huron and east of 

 Lake Superior, Bell, R. 



Pre-Glacial geology of Great 

 Lakes region, Claypole. 



Report on Rice County, Minn., 

 Sperry. 



Pleistocene — Continued. 



Minnesota, Wisconsin, Michigan— 

 Continued. 



1878. Geology of Morrison County, 



Minn., Winchell, N. H. 



Recession of Falls of St. Anthony, 



Winchell, N. H. 

 Geology of Ramsey County, Win- 

 chell, N. H. 



Driftless area of Wisconsin, Ir- 

 ving, R. D. 



Water supply of Red River val- 

 ley, Winchell, N. H. 



Reconnaissances in Wright and 

 Rice counties,. Minn., Winchell, 

 N.H. 



Work in St. Croix, Dunn, and ad- 

 jacent counties. Wis., Wooster. 



Valley of Minnesota and Missis- 

 sippi rivers, Warren, G. K. 



Copper series of upper St. Croix 

 River, Chamberlin, T. C. 



Driftless interior of North Amer- 

 ico, Dana, J. D. 



Extent and significance of Wis- 

 consin kettle moraine, Cham- 

 berlin, T. C. 



Geology of Rook and Pipestone 

 counties, Minn., Winchell, N. H. 



The Ice age, Gratacap. 



Origin of the driftless area of the 

 Northwest, Irving, R. D. 



1879. Survey of Minnesota, 1878, Win- 



chell, N. H. 

 Field report on Lake Superior 



region. Hall, C. W. 

 Maofarlane's Geological Railroad 



Guide, Wisconsin, Chamberlin, 



Irving and Strong. 

 Maofarlane's Railroad Guide, 



WincheU, A. 

 Maofarlane's Geological Railroad 



Guide, Minnesota, WincheU, 



N.H. 

 Report of Wisconsin survey for 



1878, Chamberlin, T. C. 

 Has Lake Winnipeg discharged 



through the Minnesota, Todd. 



1880. Report on central and western 



Minnesota, Upham. 



Geology of western Lake Supe- 

 rior district. Sweet, E. T. 



Cretaceous in Minnesota, Win- 

 chell, N. H. 



Geology of eastern Lake Supe- 

 rior district, Irving, R. D. 



