448 SUPPLEMENT. 



bing, as to form an adhesive obstruction to 

 porous admission, and a consequent rejec- 

 tion of the more penetrative ingredients in 

 every future application. And I cannot in- 

 dulge the shadow of doubt, but those who 

 have tried the experiment, or made the ob- 

 servation, will easily recollect the saponaceous 

 mass and obstruction upon the surface I have 

 endeavoured to explain. Under this con- 

 viction (and the best of conviction, incon- 

 trovertible experience) I will venture to af- 

 firm, however applicable and useful it may be 

 universally acknowledged for various com- 

 plaints of the human frame, I shall never 

 subscribe to any pre-eminence of efficacy in 

 its application to quadrupeds. 



