OF THE OX. 197 



round pustules, whitish at the top, with a 

 reddish circumference. In some parts con- 

 tiguous to these pustules lay ulcerations some- 

 what extensive, which seemed to be the result 

 of the softening of the pustules which had 

 preceded them. A dark pus issued from these 

 ulcerations. The inflammation by which they 

 were attended was diffused in some places, 

 whilst in others it was circumscribed. In some 

 parts the intestinal mucous membrane was 

 utterly destroyed. The mesenteric glands 

 were red and soft." 



Gelle adds : " I have recorded this inte- 

 resting narrative, as it may perhaps serve 

 hereafter to throw light on a point of doc- 

 trine/' 



The intention which Gelle nurtured at the 

 time, is, we see, now fulfilled conformably 

 with his object. 



The contagious typhus of the ox not being 

 a real typhoid fever, we shall not, conse- 

 quently, be able to borrow from it the pre- 

 ventive virus for that disease in man. But 

 if these diseases differ, and if it is difficult, in 

 the present state of science, to assign to them 



