56 THE POLAR WORLD. ^ 



AN AKCTIC CHANNEL. 



either in winter or in summer, more than from fifty to a hundred miles from 

 land. And even in the narrow channels separating the islands of the Parry 

 Archipelago, or at the mouth of Smith Sound, the waters will not freeze over, 

 except when sheltered by the land, or when an ice-pack, accumulated by long 

 continuance of winds from one quarter, affords the same protection. 



But the constant motion of the Polar Sea, wherever it expands to a consider- 



