poui/nn' nisi'ASKs and tiii-.ir treatment. 



95 



Fig. i8. Head of a fowl 22 days after in- 

 oculation with a culture of the roup 

 baciUus. A. — False membrane. (From 

 Harrison and Streit). 



Fig. 19. Throat and bottom of mouth 



with false membrane (»/) 14 days after 



inoculation. (From Harrison and 



Streit). 



