prepare them like The^and carrying it to Ckna.as a rare dwgae^ 
get for one pound of ic, fourtiraes as much Tke, 
J DISCOVRSE ABOVr THE CAVSES OF' THE 
iNVNDjriON OF rUE N I LE,m French. ThQknlhoToi 
this Book is Monfietir dela Ghambre.who being perfwaded from 
fevera! Circumftance?, that accompany the Overflowing of 
this River, that it cannot proceed from Rain, ventures to af- 
fign foraCaufeof and of all the other effedt^ that happen 
at the time of its fwelling, the M/fr, where with that water a- 
bounds. 
The difcourfe having fix parts, the Author endeavours to 
fliewinthe 
Fir/?, that the Waters of the Nile are Nitrous,eKp!icating the 
Nature of Salt, and Saltpeter, and imputing the fertility ohhe 
Earth, as well as the fecundity of Animals, to Salt, Where he 
Ihews, that all thing.^ that ferve to improve Land, are ful! of 
Salt j and that \b, obferv*d, that grain fteep'd in Vrine^before 
fowing, rifes fooner, and becomes fuller and ffironger, than 
elfe. Adding5 that that, which renders the Seed of Animals 
prolifick, is, that one of the Spermatic\ veins hath its Origine 
from the Emulgent^ through which the Nitrous and Saline Sero- 
fitie5,that difchargs therafelves into the Kidneys and Bladder, 
do pafs. 
In ihQ Second^ he examlas, what is Fermentation, and how 
'tis performed 5 affirming, that, what thrufts forth Plants in the 
Spring, is,that the Earth being fermented by theA^/V^r, it har- 
bours, the Nitrous fpirits iiifinuate themfelves into their pores. 
In the T/^ir^i he treatsof all theCircumftances, obfervable in 
the Inundation of the Nile. 'Tis afBrm'd ^ that 3 or 4 day $ 
before that River begins to overflow, all its water is troubled : 
that then there falls a certain Dew, which hath a fermenting 
Vcrtue^ and leavens a Paftcexpofed to the Air : that the Mud, 
which has been drawn out of the water, grows heavier, when 
, the overflowing begins, then it was before, and that by the in- 
creafe of the weight of that Mud, they Judge of the greatnefs 
ofthe approaching inundation, The Author pretends p that 
