( 45-7 ) 
val of the two greater Floods and the Low- water be 
tween the arrival of the two lefler Ftoods. And the 
Moon coming to the iEquinoftial, and the alternate 
Floods becoming equal, the Tide ceafts and th^ Water 
ftagnates : but when fce has pafled to the other fide of 
the Equator, thofe Floods which in the former Order 
Were the leaft, now becoming the greateft, that that be- 
fore was the time of High- water now becomes the Low- 
water^ and the Converft. So that the whole appea^r- 
ance of the(e ftrange Tides,, is without any forcing na*- 
tiirally deduced from thefe Principles, and is a great Ar- 
gument of the certainty of the whole Theory. 
III. An Account of a CbHd Born alive with^ 
out a Brain J and the Obfer^ables in it om 
DiffeBiony by Dr. Charles Prefton. 
S I /?, 
IN obedience to your Commands, and judging. it 
will not be unacceptable, I have CoUeded the beft 
Account (in fo far as I can remember) of that extra-* 
ordinary Birth, mentioned in the fourth Journal of the 
Tr ogres de la Medicine y for the Month of Ap/tl, 169$, 
of which I had the fortune to be a Witneft, and alfo the 
©pportunity of examining more particularly : But in 
the firft place, I think it^ot amifs to relate the Story 
as it is given in by Monfieur Le Due, fworn Chirurg^- 
faris, famous for his Pradtice in Midwifery ; and 
I hereafter lhall proceed to give a farther Hiftory of the 
thing, with all the Circumftances about it, and flio\^ 
wherein they are in a Miftake, 
