70 



TRANSPORTATION OF DEBRIS BY RUNNING WATER. 



its neighbors, but not so much smaller as is the 

 value of a for grade (E) in Table 7. It also 

 makes the competent slope for grade (B) 

 aberrant in the same sense as the corresponding 



value of a. The data are too vague to give 

 much value to such correspondences; but the 

 broader resemblances aid in connecting a with 

 competent slope. 



TABLE 10. Experimental data on competent discharge. 



