168 



THE ICE AGE IN NORTH AMERICA. 



at an elevation of from 300 to 500 feet above the Ohio 

 River. North of this fringe the till is continuous, and every- 

 where of great depth. At Palestine, on the eastern edge of 

 the county, and at New Alexandria, near the western side, 



Fig. 56.— Map of the glaciated region of Ohio, showing a part of its extension in 

 Kentucky. 



wells are reported in the till fifty feet deep. This is upon 

 the highest land in that part of the country, and the glacial 

 deposits are marked, in a moderate degree, by the knobs and 

 kettle-holes characteristic of the moraine upon the south shore 

 of New England. A mile or two west of Canton, in Stark 



