QOEEN CHARLOTTE ISLANDS. 101 B 



cases. As pointed out elsewhere, most of the inlets, were the land 

 somewhat elevated, would become fresh-water lakes, discharging 

 seaward across a flat or gently sloping border formed of detrital 

 materials. 



It is still a question, however, whether the glaciers which have 

 lately occupied these hollows were those of the first period of cold, 

 shrinking back toward the mountains, or whether these depressions 

 may not represent the beds of the glaciers of the second period, when 

 at their greatest extension. The latter is perhaps the more probable 

 supposition, but in either case the final retreat of the glaciers would 

 seem to have been pretty rapid. 



