It is a lingular fa ft, that it has been lbttg kriotvn by country farmers and others, that this difeafe* which in fe~ veral counties prevails at particular feafons among the cows, and is often communicated to the hands of the milkers, exempts fuch as have been fo infected from being infeecl with the fmall-pox.-r-It is ftill more fitigular, that though they knew this fa£t, and alfo that no cow or human being had ever been known to die of the cow-pox, they never thought of having reeourfe to a voluntary infection of this kind, to free themfelves and families from the poffibi-Kty of being infeCted with the variolous poifon, which fo often proves mortal even when given by inoculation,Thefe publications contain a great body of evidence, all tending to prove that perfons who have undergone the fpe-cific fever and local difeafe occafioned by the cow-pox, communicated either by accident to the hands when milking them, or by inoculation (for this has been already tried by the ingenious authors),. are thereby rendered unfufceptible of the fmall-pox ; and that matter from fuch patients may be employed with the like effeCts, no difference being obferv-able in the effeCts of the matter generated fucceffively in the firff, fecond, third, fourth or fifth human creature.Pits from the fmall-pox are a deformity that no one can certainly guard againft even by inoculation. In the cow-pox no fuch confequences take place; for, though accompanied with fever, the puftules are local, and the place may be chofemAccording to fome obfervations, (but this is not quite certain,) the fame perfon may repeatedly have the cbw-pox.’ If fo, practitioners may avail themfelves of this mean of exciting an innocent Fever as a remedy of various difordersj k being a truth, that fevers are occalionally efScaciou§ rfeme^c O J * .die3 for epilepfy, hyfteria, irifanity, St. Vitus’s dance, tetanus, c.As the cow-pox poifon afts upon the whole confutation in fevenmr eight days after its admiflion, and the fmalhpox moft frequently not till fifteen or more y in cafes where ex^