DUST AND BACTERJA. 



123 



^]$g 



Bacillus of Diphtheria (x lOOO) 



icillus of Tuberculosis- (x 1000) 



Bacillus of Typhoid Fever (x 1200) 



Bacillus of Typhoid Fever (x 1200) 

 showing flagella 



Bacillus (Spirillum) of Asiatic Cholera Bacillus of Hog Cholera (x 1000} 



Fig. 48. Type? of Bacilli, showing Morphologic Characters and Arrangement. 



