20 



PRINCIPLES OF 



P. I. 



consists of a strong plain mouth piece, of 

 uniform thickness throughout, without any 

 upset or jeive, but is simply curved forwards 

 to give liberty to the tongue. This kind of 

 construction is the simplest perhaps that the 

 curb admits of. 



The easier, simpler, and lighter a bit is in 

 all its parts, provided it produces the desired 

 effect, the better and more agreeable it will 

 be. 



The thicker and more fleshy, and the wider 

 or broader the bars of the horse, the rougher 

 may be the mouth piece. For the leaner 

 and more delicate, consequently, the bits 

 should be less severe. Care should also be 

 taken that the mouth piece be well suited to 

 the size and width of the mouth, and be not 

 too narrow, as this would give pain, by 

 squeezing the bars together : if, on the con- 

 trary, it is very wide, it rests with more force 

 on the bars, without the interposition of the 

 lips, as is most usually the case. Where the 

 tongue is large and prominent, the upset 



