PLATE 30. 



Bacillus lepra:. 



DischarL;e from sore of leper. Staineil by 



Ziehl-Neelseii methoii. 



\ 1000. 





UucUhis Irprfe. 



Lepra Cflls contaiiiiii^^ bacilli. From lulmle of nar of leper. 



Stained by Zinlil-Neel«i-ii iiintl,uil. 



X lUUU. 



Bacillus of Plague (ij. peHis hiiljonicm). 



From liver of plague-stricken rat. 



X 1000. 



^taphylucoceus jti/ogmt:^ aumis. 

 X 1000. 



[To face page 398. 



