ii8 



MICRO-ORGANISMS AND DISEASE [chap. 



Fic. 20.— Cholera Vibrio of Cultivation, showing Flagella. x iooo. 



Fig. 21. — Bacillus Tetani, with Flagella. x iooo. 

 Fig.s. 20, 2ij 22, 23 are from specimens prepared by Dr. Kanthack. 



