N. H. Winchell on the Glacial features of Green Bay. 17 
Glacial strize and polished surfaces at the head of Green Bay 
have a direction N. 34° E. coinciding with the axis of Green 
Bay. In the bay north of Sag and Burnt Blufts, in Great Bay 
de Noe, they run about N.W. and S.E. 
epost of the east shore of Green Bay and of Great Bay de Noe. 
Those deeply cut bays before mentioned must be regarded as 
again expose 
Another evidence of the more southward tendency of the 
main glacier consists in the fact that it actually broke through 
the Niagara barrier in numerous instances in a southerly direc- 
tion, but did not once encroach upon the Trenton, on the 
Opposite side of Green Bay, although it hardly rises above 
the water level. 
most demolished between Port des Morts and Pt. de Tour, and 
conclude that that interval must lie in the course of the original 
glacier. A course nothward thence carries us up the valley of 
Little Bay de Noe and the Whitefish river to the shore of Lake 
Superior. If we examine the south shore of Lake Superior, 
Am. Jour. Sct —Tuirp Seriss, Vow. II, No. 7—Juty, 1871. 
2 
