FIELD DOGS. 285 



quicksilver (corrosive sublimate), five grains. 

 Dissolve the corrosive sublimate in the decoctions, 

 which should be of a moderate strength ; when 

 dissolved, add two drachms of powdered .aloes, 

 to render the mixture nauseous, and prevent its 

 being licked off by the dog, which ought to be 

 carefully guarded against. The best means for 

 this purpose is a muzzle, having a very fine 

 wire capping or mouth-piece, which will effec- 

 tually prevent the dog from getting his tongue 

 to the ointment, which would prove his almost 

 certain destruction. When therefore the appli- 

 cation contains mercury, tobacco, hellebore, or 

 other active poison, it is recommended not 

 to depend wholly on the bitter of the aloes as a 

 preventive to licking, but to apply an effective 

 muzzle. Instead of muzzling, we have now 

 and then sewed him up altogether in a dress; 

 but even then he must be watched, that he does 

 not gnaw it off; if the dog be much valued, a 

 muzzle of the kind described is therefore the 

 best preventive. 



"For the cure of red mange, to either of the 

 recipes, I. or II. add an ounce of strong mercu- 

 rial ointment, and use as already directed ; but 

 it will be prudent to carefully watch the dog, 

 that salivation may not come on. Should this, 



