480 MANUAL OF MODERN FARRIERY 



days, if the itching does not abate. Some think that 

 the following lotion is as certain as the above : — 



Corrosive sublimate, finely powdered . . -J ounce, 



Muriatic acid i ounce, 



River, or rain-water 2 quarts, 



to be applied with a sponge daily to the parts 

 affected. 



COW-POX. 



The following is the description of this disease, as 

 communicated by Dr Jenner, the discoverer of it, and 

 who first applied the lymph contained in the cow-pox 

 vesicles to the human being, and which has proved 

 an inestimable blessing to mankind as a preventative 

 of small-pox. Dr Jenner was a medical practioner at 

 Berkeley, in Gloucestershire, and often saw the com- 

 plaint in various dairies in that neighbourhood. He 

 says, ''In this dairy country a great number of cows 

 are kept, and the office of milking is performed indis- 

 criminately by men and maid-servants. One of the 

 former having been appointed to apply dressings to 

 the heels of a horse affected with the grease, and, not 

 paying due attention to cleanliness, incautiously bears 

 his part in milking the cows, with some particles of 

 the infectious matter adhering to his fingers. When 

 this is the case, it commonly happens that a disease is 

 communicated to the cows, and from the cows to the 

 dairy - maids, which spreads through the farm, 

 until most of the cattle and domestics feel its un- 

 pleasant consequences. This disease has obtained the 

 name of cow-pox. It appears on the nipples of the 

 cows, in the form of irregular pustules with depressed 

 or umbilicated centres. At their first appearance they 

 are of a palish blue, or rather of a colour somewhat 



