IIJ.USTRATIONS.-"- 



hO'A''. Page. 

 Plate I. (a) Land erosion on the cleared slopes of the Soflthern Appa- 

 lachian Mountains, (b) Flood destruction of an Appalachian 



. mountain valley . .e.'i. i 14 



II. Relief map of the United States, showing location of the national 



forest reserves 14 



III. (a) Valley of Virginia, (b) Piedmont Plateau in Virginia 16 



IV. Relief map of the Southern Appalachian region, showing the dis- 



tribution of the mountains 16 



V. Doe River Gorge, Tennessee 18 



VI. Panorama from Grandfather Mountain, typical of Appalachian 



Mountains 18 



VII. Grandfather Mountain, showing sharp, rugged peak surrounded 



by hard- wood forests ^ .-i 20 



VIII. (a) Bald of Big Yellow Moimtain. (b) VVelchs Bald in the 



Great Smoky Mountains : 20 



IX. (a) The southern end of the Appalachian Mountains near Car- 



tersville, Ga. (b)- A mountain valley, northern Georgia 22 



X. Caesars Head, South Carolina 22 



XI. Whiteside Mountain, southeast profile 22 



XII. Map of the Southern Appalachian region, showing forest area 



under consideration and hydrographic gaging stations 24 



XIII. An original Appalachian Mountain forest 24 



XIV. Mixed hard- wood and pine forest 24 



XV. Spruce forests at high elevations 24 



XVI. The tops of the Black Mountains (colored) 26 



XVII. Panorama showing the unbroken forest of the Great Smoky 



Mountains 26 



XVIII. Forest clearings for farming on the Southern Appalachian Moun- 

 tains 26 



XIX. Stone Mountain, near Atlanta, Ga 26 



XX. (a) Newly cleared mountain field planted in corn, (b) Recently 



cleared field iinpoverished and abandoned 26 



XXI. (a) Badly washed mountain field, (b) Mountain field com- 

 pletely ruined 28 



XXII. (a) Washing of grass-covered soil, top of Roan Mountain. 



(b) Washing of abandoned pasture field 28 



XXTII. (a) Unwashed valley lands surrounded by forest-covered moun- 

 tains, (b) Badly washed mountain valley lands 28 



XXIV. (a) Valley lands badly washed by recent floods and abandoned. 



(b) Valley lands completely ruined by floods 28 



9 



