Introduction The theme of this paper was first considered somewhat fully by the present writer in a lecture, March 18, 1896, entitled “The Saint Croix river before, during, and after the Ice age.” This lecture was given at Taylors Falls, Minnesota, as one in a series designed to direct public attention to the Interstate park, recently set apart by legislative enactments of Minnesota and Wisconsin, on each side of the Saint Croix river at its Upper Dalles, closely adjoining the towns of Taylors Falls, Minnesota, and Saint Croix Falls, Wisconsin. The series of lectures was published in 1896 by Honorable George H. Hazzard, the Interstate Park Commissioner of Minnesota; but my lecture was withheld from publication in geologic literature, excepting very brief notes,* on account of my hope for further opportunities of field observation and study of this subject.
My chief conclusion, that in the Glacial period the Saint Croix . . .
- © 1901 Geological Society of America