54 Objections to the Use of Dry Food. 



Some time may elapse before acute symptoms 

 are observed. Suddenly abdominal pain arises. 

 Symptoms are continued, and become aggravated, 

 admitting of no relief, and the animal dies. 



Upon making a post-mortem examination, one 

 or more of these stones are found to have passed 

 into a narrow part of the gut, and become 

 imprisoned by spasmodic action of the muscular 

 walls which tightly enclose it on all sides. Some- 

 times destruction of the gut has occurred, and 

 the stone is partially or wholly liberated along 

 with the contents of the intestines.*" 



OBJECTIONS TO THE USE OF DRY FOOD. 



It is urged by many persons enthusiastic in the 

 feeding and management of horses, that a change 



* I have succeeded in obtaining a great number of these in- 

 teresting specimens during the past sixteen years. In less than 

 twoyeu-s twenty -six were obtained from pit animals, having 

 caused death, and many more were found in animals dying from 

 other causes. 



Their composition was principally mucus, the felted down 

 from the oat, silicious matter and carbonate of lime. The last- 

 named substance usually formed the outer portion, while the in- 

 terior was filled by pieces of coal mixed with the other ingredients. 

 Many of these were presented to the museum of the Albert 

 Veterinary College, London. 



Several fine specimens have recently been forwarded to me by 

 my friend. Mr. Thomas Foreman, M.R.C.V.S., Leadgate, Dur- 

 ham, exhibiting similar peculiarities. Of these he has collected 

 a great number from pit animals. 



