Senate Doc. No. 84. 



Plate III. 



(-4) VALLEY OF VIRGINIA. (Seep. 

 This is ii piirt of the great Api)iilachiiui Valley lying west of the Southern Appalachian Mountains. 



(B) PIEDMONT PLATEAU IN VIRGINIA. (See p. 17.) 

 This plateau region lies east and south of the Appalaehian mountains from Virginia into Alabama. 



