PLATE XVIII 



Black Mt. 



Fig. 4. WASHINGTON. 



GLACIER 

 PEAK. 



CO.^ 





,Mc?_ 



#^^ 



^j/4 



U. S. Geol. Surv. 



Scale, 2+ miles per inch. 



t 



cv 



^ 



.'^. 



Shastina 



^'i^ ^ 



"V^" 



HotLicTriy GJcLcver 





'^- ^A.Mt. Shasta^^^ Gia^^ 



U. S. Geol. Surv. 



Scale, 1+ mile per inch. 



