OF THE POLAR SEA. 



15 



this day indicated that Arnold's Nos. 2148 

 and 2147 had slightly changed their rates 

 since they had been brought on board ; for- 

 tunately the rate of the former seems to 

 have increased nearly in the same ratio as 

 the other has lost, and the mean longitude 

 will not be materially affected. 



Being now fairly launched into the At- 

 lantic, I issued a general memorandum for 

 the guidance of the officers during the pro- 

 secution of the service on which we were 

 engaged, and communicated to them the 

 several points of information that were ex- 

 pected from us by my instructions. I also 

 furnished them with copies of the signals 

 which had been agreed upon between Lieu- 

 tenant Parry and myself, to be used in the 

 event of our reaching the northern coast of 

 America, and falling in with each other. 



At the end of the month of June, our 

 progress was found to have been extremely 

 slow, owing to a determined N.W. wind 

 and much sea. We had numerous birds 

 hovering round the ship, principally ful- 

 mars (procellaria glacialis), and shearwaters 



