294 BACTERIOLOGY. 



different forms of sore-throat. Do the peculiarities of 

 any of the organisms suggest those of the bacillus of 

 diphtheria? Wherein is the difference? 



In cultures and cover-slips made from both diphtheria 

 and from innocent sore-throats are there any organisms 

 which are almost constantly present ? Which are they, 

 and what are their characteristics ? 



Which are the predominating organisms in the an- 

 ginas of scarlet fever ? 



Do these organisms simulate, in their cultural and 

 morphological peculiarities, any of the different species 

 with which you have been working ? 



