SHOEING. 



359 



it alone. It is frequently the case that one quarter is more con- 

 tracted than the other ; in fact, it is not unusual to have one side 

 of the heel very much drawn in, while the other may be very lit- 

 tle, if any, contracted ; so that two conditions must be met ; namely, 



Fig. 508.— Bad Nailing. 



Fig. 509.— Nail Rucked. 



Fig. 510. — Good Nailing. 



first, to open either heel as little or as much as may be desired, 

 independent of the other. This the spreaders (which have been 

 devised and patented by the writer) will enable, doing in $he most 

 perfect manner. Simple as these spreaders are, the writer has 

 found it very difficult to have them made properly. On this ac- 

 count he has found it necessary to have them made according to an 



exact pattern* 

 and they will be 

 furnished at a 

 moderate price 

 to those desiring 

 them. 



However nec- 

 essary it may 

 be to have this 

 part of the work 

 well done, it is, in 

 reality, but a 

 preparatory step 

 for what follows. 

 First, if tongs or a screw be used to spread the shoe, the pressure 

 being made equal on both sides, the side which is weakest must do 



Fra. 



511. — Transverse Section of ihe Hoof of the Fore Foot of a 

 Work Horse in which the Sole had Become Convex. 



