PLATE VIII. 



PJioto by F. E. Barnard, Loinioii. 



CULTURE OF ACCLIMATIZED JOHNE'S BACILLUS ON 

 ORDINARY GLYCERINE-PEPTONE-BEEF BROTH. 



Note — Dense growth on surface. 

 ,, Small granules of growth at bottom of fluid. 

 ,, Very delicate surface growth in several places. 



[To face page io6. 



