DESCRIPTION OF PLATES 147 



PLATE VII 

 OPAQUE OBJECTS 



FIG. 15. Strewn Diatoms. Cuxhaven. 

 For details, see page 78. 



FIG. 16. Cluster Cups. (^Ecidium grossularia. ) 

 For details, see page 79. 



PLATE VIII 

 BY POLARIZED LIGHT 



Fie. 17. Starch from Canna Root. (Tous le mois.) 

 For details, see page 80. 



FIG. 18. Amygdalin Crystals. 

 For details, see page 80. 



PLATE IX 



BACTERIOLOGICAL. 



FIG, 19. Bacillus tuberculosis in sputum. 



FIG. 20. Bacillus anthracis. 



For details, see page 83. 



PLATE X 

 BACTERIOLOGICAL 



FIG. si. Streptococcus pyogenes, aureus. 

 For details, see page 83. 



FIG. 21. Bacillus Trommel -Schlagel. (Spores.) 

 For details, see page 84. 



