2IO 



Theobald Smith 



Some years ago'® I examined comparatively three slightly dif- 

 ferent bacteria obtained from the intestines of the pig. One 

 of these corresponded very closely to the species above de- 

 scribed but differed from it in producing an abundance of gas 

 in saccharose bouillon. We probably have a number of 



w 



Q 

 :< 



Q 



w 



o 



t> 

 pj 



u 



< 

 pq 







O 



^3 



4-1 -fJ 



0^ CO 



Oc 



^ 



s 



o 



o y 



W3 



