U. S. GEOLOGICAL SURVEY 



PROFESSIONAL PAPER NO. 37 PL. V 



A. AFHALACHlAfJ MuUWTAIN FIELD CO t.'l P LET t.LY UUINED BY EROSION. 



J:. URIFTWOOD LEFT ON FIELDS, THE SOIL BEING WASHED AWAY, NEAR ERWIN, TENN. 



