4 



GREENLAND OR POLAR ICE. S29 



The difficulty may be encreased by 

 Soft snow ; 

 {b.) Want of the continuity of the ice ; 

 (c. ) Rough ice ; and 

 (6? ) Mountainous ice. 



2. The difficulty of ascertaining the route, and 

 especially of the return, arising from the perpen- 

 dicularity of the magnetical needle. 



3. Dangers to be apprehended, 

 From excessive cold ; 

 (J),) From wild beasts. 



4. Impediments which would frustrate the 

 scheme : 



(«.) Mountainous land ; 



(6.) Exrpanse of sea ; 



(c.) Constant cloudy atmosphere. 



1. It is evident that a journey of 1200 miles, 

 under the existing difficulties, would be too ardu- 

 ous a task to be undertaken and performed by 

 human exertions alone, but would require the as- 

 sistance of some fleet quadrupeds, accustomed to 

 the harness. 



Rein-deer, or dogs, appear to be the most ap- 

 propriate. If the former could sustain a sea 

 voyage, they might be refreshed on the northern 

 part of Spitzbergen, which affords their natural 



y3 



