^a-.//' 



---^/. 



,-^. , J / f 



Bacillus Typhosus (Showing Flagella) Bacillus Typhosus (Widal Reaction 



X looo (Agglutination by serum from typhoid patient) 



X 400 





' V 



y 





Bacillus Colt Communis 



(From agar culture, 48 hours growth) 

 X 1000 



Bacillus Mycoides 



(Spore formation. From agar culture) 

 X 1000 



By permission o/the Scieniijic PresSy Limited 



