32 



THE ROYAL SOCIETY OF CANADA 



In 1921 Kindle and Bosworth correlated the rocks of the Lower 

 Mackenzie with those of Great Slave Lake and the Upper Mackenzie 

 as follows: — 



KINDLE AND BOSWORTH 's TABLE OF MACKENZIE RIVER STRATA 



Mesozoic and Tertiary stratigraphy in the region of the great 

 plains owes much to the long continued labour of Dr. Dowling and 

 his assistants. Dowling's "Southern Plains of Alberta," 1917, sums 

 up our knowledge practically to date. No better appreciation of the 

 advances in stratigraphy can be gained than by comparing the table 

 following with that on page 11. 



