136 



HORSESHOEING. 



prevention and treatment of sore heels, dr)' and moist corns, 

 bruised sole, and incipient side bone. 



3. They give frog pressure, develop the frog and tend to 

 prevent contraction of the quarters and those lesions which 

 may follow contraction, as corns, cracks of bars and quarters, 

 laminitis of the quarters and thrush. 



A ruhher pad should not he used: 



1. In contraction of one or both quarters, when the frog is 

 too much shrunken to bear upon the pad. 



Fig. 146. 



Fig. 147. 



. Air-cushion pad, seen from ground surface 

 and in profile. Suitable for light harness 



A heavy bar-pad suitable for heavy har- 

 ness and draft-horses on pavement. The 

 short shoe may carry a toe-calk of medium 

 height. 



2. In lameness from well developed side bones. 



3. In navicular bursitis ("navicular disease"). 



4. In thrush, or canker of frog or sole. 



Rubber pads, light, medium and heavy, are made in all 

 sizes and are suitable for all classes of horses, from the light 

 roadster to the heavy draft type. The short shoe with which 

 they are used reaches the middle of the quarters. The pad 

 surface (upper surface) of the ends of the branches should be 

 bevelled to conform to the pad, and to hold it firmly against 



