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iPlG. 165. — Shows the general position of the main drainage lines in the southern Appa- 

 lachians at the close of the Cretaceous cycle of erosion. The lower part of stream 

 h is made to follow the course of a portion of the present Tennessee. 



Fig. 166. — Shows the general position of the main drainage lines in the southern 

 Appalachians, after the capture of the westerly tributaries of the Appalachian 

 River by stream 5. Compare Fig. 165. 



