OP LA PEROUSE. 109 



He had obferved 24 3 1' 52" of wefterly varia- 

 tion in the magnetic needle. 



The dip of the needle, which was a flat one, 

 was 47 25'. 



The greateft height of the thermometer during 

 the whole time of our being at anchor here, was 

 not more than 25 above o. 



CHAPTER 



