aaS The Art o/Farrxery 



iuch a Purge, I was well acquainted with his Con- 

 ftitution, and what he could bear witliout Damage: 

 For, in all Creatures, there is a peculiar Tempera- 

 ment or Difpofition in fome, which is not common 

 to others, though of the fame Species ; and this is 

 Idjofyri- \m\^'2,i v.'e Term the Idlofyicrafy of Bodies, a Thing 

 Bodfe? ^'^^7 "^ceiTary to be iludied by all thofe who take 

 whac. ' upon them to prescribe Medicines, whether for Men 

 or Brutes. And this is fo felf-evident that I need 

 not infill farther upon it : For if a Phyfician ( only 

 of tolerable Skill and Judgment) has been employed 

 in a Family for any coniiderable Time, he can 

 eafily tell the Danger any one of them is in, even 

 from a bare Account of the Symptoms brought him 

 by a Servant ; and I am fure that his Prognollick 

 in fuch Cafe {hail oftener hit, than even when he 

 bimfelf fhall vifit a Stranger, whofe Conftitution, or 

 rather peculiar Temperament or Difpofition, he was 

 before wholly unacquainted with. New to return. 



As I have prefcribed JEthiops Mineral feveral 

 times in this Ciiapter, it may not be amifs to fet 

 down the Manner of making it, which is done in 

 the bell and quickell Method as follows. 



lour 



aT.thi ps Take of Crude Mercury or ^ickfil'ver, and Flo. 



.Iviineral, of Brimjhne, of each equal Parts ; melt the Bri?n- 

 how to V^'^-jione ilowly in an Iron-Ladle, and flir in the Quick- 

 cording^to J^^^^er for fome time till you fuppofe it well incor- 

 Art.' porated with the Sulphur ; then take it off the Fire, 



and keep flirring while it is any thing like hot, or 

 'till it grows fo cold that the ^lickjil'ver eannot 

 precipitate or fink to the Bottom of the Pan ; when 

 this is done, and that the Mafs is cold, half the Rub- 

 bing will ferve it afterwards, which ought to be per- 

 formed in an Iron or Marble, not in a Brafs- 

 Mortar. 



The common Way of preparing uTlthiops Mine- 

 ral is by triturating or grinding it in a Mortar for 

 ibme Time, without melting it before-hand, as I 

 have faid ; but unlefs the Perfon continue to rub 



the 



