FIG. 1. THREE TUBERCULOUS Cows. 



[Tin 1 one in tin- cciiicr of the pii'turt* expela tuburtile bacilli I'roin her bowels and probabh iNi 

 from her mouth, 'flu- visible condition of the cous is belter limn thai i most dairy cattle 

 they show nu observable sy luplonu* of 'the disease wall which tlu-y arc atVccicii. MH'II cuw.v 

 !)o-aii^c of the Kf rins they Hftttler, itrb a -ouri-r of ^n-iit (lunger lo other animals, mid thi-ii-t 

 in' their inilK. L-illirr ii> ii Ill-Venice or in llie form of other dairy i>roiiiicl> is it menace lo 

 (.Illilie health. ] 



FIQ. 2. -A DANGEROUSLY TUBERCULOUS Cow. 



|. Notwithstanding her excellent I KM lily condition and 



appcaraiU'v >liu is known to exjiol 



liercle liacilli willi therjeeta from her bowels and probably also does 8O With tin- iniitt-rinl 

 >hliere<l from lier month. She >h<iws iibMilntcly no symptoms of disease; at the lime her 

 ctnre wa> taken she had been known to be tuberculous about two \ears. The enormous 

 he re nl oiis ma-si.-, sometime* found on poM- mortem examination in ilie bodies of ecus similar 

 t lie in ic in this picture cause great surprise, and demonstrate thut life aud apparent health 

 11 In 1 maintained under extremely adverse eondilions that are of slow and gradual. develop- 

 ent, like ttil>er<-ulo>is or coiisiimi'lion. ; 



