100 

 me and assisted my endeavours to arrive at a just 

 conclusion by his remarks. I have also to express 

 my thanks to Mr. Braby for the liberty to inspect 

 the large stud of heavy dray horses in the stables of 

 Messrs. Barclay and Perkins, the eminent brewers. 

 The advantages I derived from comparing so many 

 mouths of the same age at the same time, and the 

 facilities which were given of minutely examining 

 each, enable me with more certainty to speak upon 

 a subject which otherwise it would have been 

 prudent to mention only in the most qualified terms. 

 However, after such ample investigation, I can, with 

 confidence, refer to the plate depicting the mouth at 

 seven years off. Looking at it, the reader will see 

 the teeth have become more white, in consequence 

 of the crusta petrosa having, by the natural wear, 

 been to a greater extent removed. The tushes are 

 exhibited as fully up, in which condition they are 

 generally seen. Where the corner teeth meet, they 

 close in such a manner as denotes considerable use. 

 The way in which the gums encircle the necks of 

 the shell teeth has also changed. By referring back 

 to the engraving of the five-year off mouth, the 

 difference will be more readily understood, the 



