If if 



UNIVERSITY OF CALIFORNIA 



Bulletin of the Department of Geology 



Vol. 2, No. 6, pp. 155-178 ANDREW C. LAWSON, Editor 



Some Aspects of Erosion 



IN 



Relation to the Theory of the Peneplain. 



BY 



W. S. TANGIER SMITH. 



BERKELEY 

 PUBLISHED BY THE UNIVERSITY 



OCTOBER, 1899. 



PRICE, 20 CENTS 







