SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 75, NO. S, PL. 42 



Oil the left the south slope of Redoubt Mountain (pi. 43) with a flark cliti of Lower Cambrian ^an(i;.tones that are superjacent to the pre-Cainlirian shales and sandstones of the Hector 

 formation. The pre-Cainbrian beds form the hills down to the Bow Valley and pass beneath the peaks of the Bow Range on the soutli (right side). 

 Locality. — Northeast of Lake Louise Station, Alberta. 



