Bui. 633, U. S. Dent, of Agriculture. 



PLATE III. 



FIG. 1. AN AREA CLEAR CUT FOR CHARCOAL FOR THE LEADVILLE, COLO., MINES. 

 Note high stumps, lack of reproduction, and erosion in right foreground. 



F-23I49A 



FIG. 2. A HILLSIDE CLEAR CUT FOR ACID WOOD IN NORTHERN PENNSYLVANIA. 

 The ruts down which the logs are dragged afford excellent opportunity for the starting of erosion. 



