PLATE Ii 



Bacillus pneumonise, (X 800) 

 a, as seen in sputum. 



Bacillus influenzae in nasal secre- 

 tion, (X 1000). 



Micrococcus meningitidis 

 cerebrospinalis, (X 1000). 



Micrococcus pyogenes aureus 

 (X 1000). 



Bacillus typhosus, a, ordinary 

 form ( X 1000) ; b, flagellate 

 form (X 1500). 



Bacillus tuberculosis; ,(Xiooo); 

 b, ramified or branching form. 



(Lehmann and Neumann.) 



