THE BAR SHOE. 525 



' 60. The shoe should remain on the hoof about 

 twenty-eight days ; but if it wears out before this period, 

 the next shoe should be made thicker. 



'61. Horses employed in hunting, in frost, and in the 

 shafts of carriages, require an artificial stop on the hind- 

 foot, and in some situations on the fore-feet. 



'62. Whenever this shoe is employed, it should be 

 turned up on the outside heel, and the horn of the same 

 heel should be lowered. 



' 6'7^. The horn on the inside heel should be preserved, 

 and the heel of the shoe more or less thick, in proportion 

 to the horn removed on the outside heel. 



' 64. This shoe, when applied, is generally as high on 

 the inside as on the outside heel. 



'65. A bar-shoe is very beneficial where the frog is 

 hard and sound, and where the heels have been much re- 

 moved to bring the frog in contact with pressure. 



'^66. The upper part of the bar should rest on the 

 frog, and the part opposite the ground turned up in order 

 to act as a stop. 



'67. When this shoe is applied the frog receives pres- 

 sure, the heels will be expanded, and the muscles and 

 tendons not more stretched than before the heels were 

 lowered. 



^68. This shoe may be applied for sandcracks, but no 

 part of it should be supported by the crust opposite the 

 crack. 



' 69. Where, from bad shoeing, the bars are removed, 

 and corns are produced, a bar-shoe may be employed to 

 prevent pressure opposite to the seat of corn. 



' 70. Where the sole is too thin at the heels to admit of 



