S V 



V- 



1 



' 



BACILLUS TUBERCULOSIS 



(In sputum from a case of phthisis, "consump- 

 tion " of the lungs) 

 X 1000 



By permission of the Scientific Press, Limited 



BACILLUS TUBERCULOSIS 



(The bacilli are arranged within the giant cell) 

 X 1000 



STREPTOCOCCUS PYOGENES 



(From broth culture) 

 X looo 



BACILLUS ANTHRACIS 



(From splenic blood of cow) 

 X looo 



By permission of the Scientific Press, Limited By permission of the Scientific Press, Limited 



