XXVIU ADVERTISEMENT. 



was flopped by a bank of broken ice, which pre- 

 vented his going farther foiuhward. Thus, oa 

 the fuppofition that the firft ice with which he 

 found himfelf entangled on the loth of December, 

 had taken it's departure from that point on the 

 loth of Oftober, the feafon at which it is fuppofed 

 that the adion of the Sun has begun to diflblve the 

 ices of the South Pole, it muft have advanced at 

 leaft 14 degrees, that is 350 leagues, toward the 

 Line, in two months : that is, muft have travelled 

 nearly the fame diftance, in the fame fpaceof time, 

 with the ices which defcend from the North Pole. 

 The South Pole, therefore, as well as the North 

 Pole, is more elevated than the Equator, feeing 

 it's ices defcend toward the torrid Zone. 



VI. The third nautical experiment, demonftra- 

 tive of the elongation of the North Pole, is de- 

 duced from it's Currents themfelves, which iflue 

 diredly from the bays, and the ftraits of the North, 

 with the rapidity of fluices. I have quoted, to 

 this purpofe, the fame Navigators of the North ; 

 Linfchotien and Barents, employed by the States of 

 Holland, to difcover a North-weft paflage to 

 China ; and Ellis, entrufted WMth a commiflion 

 from England, to attempt a North-eaft paflage to 

 the South Sea, through the bottom of Hudfon's Bay. 

 They have difcovered at the extremity of thofe 

 Northern Seas, Currents which iflued from bays 



and 



