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in the plate. The change of colour also has become 

 more decided, and the general indications, which 

 have been before alluded to, are more marked. After 

 what has been so frequently repeated concerning the 

 deceptive character of the tables in extreme age, little, 

 perhaps, need be added to that subject. Nevertheless, 

 to convey an idea of the appearances which these 

 surfaces may assume, subjoined are wood-cuts taken 

 from authenticated mouths, for the inspection of 

 which I am indebted to the liberality of Mr. Ernes, 

 of Dockhead, who has paid great attention to 

 the changes of the teeth. To the honour of that 

 gentleman, I may, while confessing the heavy ob- 

 ligations under which his generosity has placed 

 me, here mention, that no member of the veterinary 

 profession had, to my knowledge, imder his care 

 so great a number of animals working at a period 

 of life when the horse is usually supposed to 

 be worthless. The majority of these were in good 

 condition, active, and capable of doing every kind 

 of ordinary service. They presented a pleasing 

 spectacle, more than creditable to the talent of him 

 under whose charge they had retained health and 

 vigour. The aspects which the tables of the teeth 



