STUDY OF FORMS 33 



1871. KlebSj Pyemia, organisms in the pus. 



1872. Bollinger, spores in anthrax. 

 — 1872-75. Cohn, definite classification. 



1873. Obermeier, Recurrent fever, Spirochceta ohermeieri. 

 1873. Schlosing and Miinz, nitrification due to organisms. 



1875. Losch, Amebic dysentery, Amoeba coli. 

 1875-76. Tyndall, germs in the air. 



1876. Robert Koch, Anthrax, Bacterium anthracis. 



1877. Bollinger, Actinomycosis, Actinomyces bovis (Strep- 



tothrix bovis). 

 — ^1877. Weigert, used anilin dyes for staining. 



1877. Woronin, Cabbage disease, Plasmodiophora brassicw. 

 -1878. Koch, wound infections, bacterial in origin. 

 ,-—1881. Koch, gelatin plate cultures. Abbe, improvements 

 , n n r in the microscope. ... , .^ . ; 



