GLACIAL BAMS, LAKES. A XL) WATERFALLS, 385 



legitimate maimer possible. The field is a most inviting one, 

 and will assuredly yield abundant fruits. 



Among other requirements made upon the theory it has 

 been demanded that I should point out the outlet of the 

 pent-up waters. But this I am not able at present to do. I 

 have had neither the time nor the opportunity to explore the 

 region south of Cincinnati sufficiently to say certainly where 

 it was ; nor have I come to a negative conclusion, so that I 



Fig. 112.— Split Rock. A conglomerate containing granitic pebbles. In Boone County. 

 Kentucky, about thirty miles below Cincinnati, one hundred and sixty feet above 

 low water. (See text.) 



can say that there is none to be found ; nor do I know that 

 any one else has done so. Professor Claypole is inclined to 

 think Mr. Squier * has indicated the locality of the old outlet 

 in some of the passes in the vicinity of Owingsville and 

 Mount Sterling leading from the upper waters of the Lick- 

 ing River into the valley of the upper Kentucky. From 



* See letter in "Science," September 28, 1883 ; for additional facts, see the 

 author's " Glacial Boundary in Ohio, Indiana, and Kentucky,'' p. 86 



