U. S. GEOLOGICAL SURVEY 



BULLETIN 707 PLATE LV 



A. ROCHES MOUTONNfiES. 



The great glacier that originated near the Mount of the Holy Cross flowed down Cross Creek, 

 rounding and polishing every projecting point of the granite rock. Such rock forms, owing to 

 their fancied resemblance to the backs of sheep, are called by the French " roches moulonnees." 

 Photograph by W. H. Jackson. 



B. ka(;lk ium:u canyon. 



An easthound train passing through Kagle Hiver canyon. View from a point near Hcldcn. looking 

 upstream. The remains of old mines are visible just below the toji of the canyon wall in the 

 distance. Photograph furnished by the Denver & Rio Craudc Westeru Railroad. 



