ADVERTISEMENT. xHx 



degrees, 43 minutes, EaR Longitude, " it was 

 *' high-water, on the full and change of the Moon, 

 '* at thirty-fix minutes pad four, and the greateft rife 

 *' was five feet eight inches. The tides were very 

 " regular every twelve hours.'* (Captain Gierke, 

 Odober, 1779.) 



Captain Gierke, prejudiced, as well as Gook^ in 

 favour of the fyftem of the Moon's aitradion, in 

 the torrid Zone, {trains, to no purpofe, to refer to 

 the irregular phafes of that ftar, the tides which 

 take place at regular hours in the South Sea, as 

 well as their other phenomena. Mr. IVales, the 

 Aftronomer, who accompanied Gook on his fécond 

 Voyage, is obliged to acknowledge, on this fubject, 

 the defedivenefs of Newton's theory. Hear what 

 he fays of it, in an extradt infertcd in the general 

 Introduftion to Gook's laft Voyage : " The num- 

 *^' ber of places, at which the rife and times of flow- 

 ** ing of tides have been obfcrved, in thefe voyages, 

 " is very great ; and hence an important article of 

 *' ufeful knowledge is afforded. In thefe obferva- 

 *' tions, fome very curious, and even unexpected 

 ** circumftances have offered themfelves to our 

 " confideration. It will be fufîicient to inflance 

 " the exceedingly fmall height to which the tide 

 " rifes, in the middle of the great Pacific Ocean ; 

 " where it falls fliort two-thirds, at leaft, of what 

 VOL. V. d " mighc 



