

FIG. 71. B. DIPHTHERIA. 



Cover Glass Preparation, Serum Culture, 24 hours' growth 

 (37 C.), Roux's Stain, T V apochromat, Projection ocular 6. 



X 1000. 



FIG. 72. B. DIPHTHERIA. 



Cover Glass Preparation, Agar Culture, 48 hours' growth 

 (37 C.), Roux's Stain, ^ apochromat, Projection ocular 6. 

 x 1000. 



it tliesa latter 

 fure many -so- 



