PLATE III. 



FIG. 

 FIG. 



U 



FIG. 

 FIG. 



FIG. 



* * t* 



L 

 \\\U N^SU Ti VV" 1 



10. Streptothrix actinomyces, from agar culture. Gram's method. 



x 1000 diameters. 



Fio. 10. . . 



11. Anthrax bacilli, from 4-days' agar culture, showing spores. 



Carbol-fuchsin and methylene-blue. x 1000 diameters. 



>^;r,S.;r ' Y"- * ** j.^ " **\ 



12. Bacillus diphtherise, from a 12-hours' blood serum culture. 



Neisser's cresoidin method. x 1000 diameters. 



13. Bacillus diphtherise, from a 5-day s' blood serum culture, show- 



ing involution forms. Neisser's cresoidin method. 



x 1000 diameters. 



.v^-v'i^r '^V^ ; :-' % - 



14. Pseudo-diphtheria bacillus (Hofmann's), from young agar 



culture. Neisser's cresoidin method. x 1000 diameters. 



FIG. 15. Typhoid bacillus, from a 24-hours' agar culture, showing 

 flagella. Rd. Muir's method. x 1000 diameters. 





Fro. 15, 



