THE SHOE. 



729 



heels would run the risk of becoming broken down, which would, 

 of course, be most undesirable ; for the shoeing smith will generally 

 find considerable difficulty in keeping the heels of the hoof high 

 enough. Narrow-heeled shoes, which are made to follow the shape 

 of the ground-surface of the wall at the heels, and which are 



Fig. 190. — Foot surface of properly made shoe. 



recommended by some authorities, appear to me to be wrong in 

 theory; for they do not permit weight being borne on the bars. 

 They are also defective in practice, on account of allowing no 

 margin for accidental shifting. 



5th. If it be intended to have a clip at the toe, an extra quantity 

 of iron should be provided for it at that part, upon which falls the 

 greatest amount of wear. Neglect of this precaution (as in the 



