Part II. PerfeSl Farrier, 349 



following Remedy will make 'em fall away by de- 

 grees •, being called, by reafon of the durablenefs of 

 its effect, the Perpetual Cauftick. 



Put an Ounce of ftrong Aqua-fortis, 

 with half an Ounce of Silver-Lace, f. a P is W er ™~ 

 burnt, wafh'd, and dry'd, into a Ma- %ZicJfl^ 

 tras^ placing it on hot Afljes, till 

 the Silver be diflblv'd, which quickly turns reddifh. 

 Then augmenting the Fire, evaporate all the Aqua- 

 fortis, and there will remain at the Bottom, a 

 brown Matter, which muft be kept dry and cover'd. 

 This Medicine, call'd Laps Infernalis, might be 

 made more effectual and proper for Men -, by 

 taking two Ounces of the Filings, or thin Plates of 

 fine Silv& % diflblved in five Ounces of ftrong Aqua- 

 fortis; and pouring the Solution into a Glafs Cu- 

 curbit, cover'd with its Aiembick • and drawing off 

 one half of the Aqva-fortis, with a heat of Afhes 

 or Sand. After the Veflel is cool'd, you will find 

 at the Bottom, a certain matter, in a faline Form ~ 7 

 which muft be fet on a fmall Fire in a pretty large 

 German Crucible, (to prevent its boiling over) 

 till the Ebullition ceafes, and a matter finks to the 

 Bottom ; after which augment the Fire a little, and 

 the matter will aflume the Form of Oil at the bot- 

 tom of the Crucible, Pour this Oil-like Subftance, 

 into a very clean Mould, fomewhat hot, and anoint- 

 ed with Tallow, where it will grow as hard as 

 a Stone ; and afterwards keep it in a well ftopp'd 

 Glafs- Bottle, and in a dry Place. This Stone alone 

 rubb'd upon Warts every Day, will deftroy them 9 

 or, to prevent wafte, the fmalleft Pieces of it may 

 be beaten to Powder, and ftrew'd upon the Warts '• 

 after which the Scabs will quickly fall away. The 

 fecond Preparation is very effectual againft Cancers 

 in Men, if they be touch'd with it every Day, till 

 they fall down. 'Tis likewife proper againfl: Figs, 



proud- 



