44 



DEPARTMENT OF AGRICULTURE. 



On the 30th of June a slight swelling was observed in the parts inoculated, except in 

 the cases of one bullock and two calves. The symptoms of inflammation advanced, and 

 on the 22d of July the tips of the tails of four bullocks were completely gangrenous and 

 detached. From that time the animals improved. 



FIFTH GROUP OF OBSERVATIONS. 



SIXTH GROUP OF OBSERVATIONS. 



On the 24th of July four showed swelling of the tail ; on the 29th all had the enlarge 

 ment, and on the 10th of August Dr. Willems amputated the tail-tips of four. 



SEVENTH GROUP OF OBSERVATIONS. 



Date. 



Material used. 



Animals inoculated. 



Seat of inoculation. 



Aug. 18,1851. 



Pulmonary liquid from a bullock in third 



stage of disease. 

 Pulmonary liquid from a bullock in third 



stage of disease. 

 Pulmonary liquid from a bullock in third 



stage of disease. 

 Pulmonary liquid from a bullock in third 



stage of disease. 



Seven lean two-year old bullocks. 

 One Dutch milch cow 



Fourteen lean bullocks, from three to 



four years old. 

 One Belgian milch cow 



Tip of tail. 

 Tip of tail. 

 Tip of tail. 

 Tip of tail. 



On the 9th of September the Dutch cow and two bullocks presented the first symp 

 toms, and the remainder showed signs on the 14th, and afterward recovered. 



EIGHTH GROUP OF OBSERVATIONS. 



