VARIATION OF THE COMPASS. 65 



State of the Variation in 1825. 



Over the whole of Europe, the variation of the 

 compass was then westerly ; viz. 

 Petersburg, 8 West. 

 Stockholm, 15| do. 

 Christiana, 20"" do. 

 London, 24 do. 



Iceland, (north coast,) 40 West. 

 Greenland, at Good Hope Colony, 51 West. 

 Prince of Wales Fort, Hudson's Bay, 10 West, 

 further on it vanishes, and at last becomes 

 easterly. 



Nootka Sound, 20 East. 

 Behring Straits, 35 J East. 



The magnetic declination of the needle at Paris in 

 1822 was 22 11' West, in 1823, 22 23' West. 





