PLATE II. 



FIG. 1. 



Section through wall of abscess, showing staphyloeoeeus 

 pyogenes aureus. (Baumgarten.) 



FIG. 2. 



V 



^^ffo,, 

 ($ ps&t pr/> 



p ( im, 



' 'U.r- .-.-'. --r.'v 



Streptococcus pyogenes. Streptoeoeeus erysipelatis. (Prudden.) 



