DESCRIPTION OF PLATE II. 



FIG. i. Tetanus bacilli from a culture. Stained with dilute 

 carbol fuchsin. x 1000. 



FIG. 2. Tubercle bacilli in sputum. Stained with carbol 

 fuchsin and decolorized in dilute sulphuric acid; counter- 

 stained with methylene blue, x 1000. 



FIG. 3. Influenza bacilli in sputum. Some are contained 

 within a leucocyte. Loffler's blue, x 1000. 



FIG. 4. Plague bacilli from a culture. A short chain and 

 some coccoid (involution) forms are shown. Loffler's 

 blue, x 1 200. 



FIG. 5. Vibrio of Asiatic cholera. Dilute catbol fnchsin. 



X IOOO. 



FIG. 6. Small colony of actinomyces, as it appears in pus. 

 No clubs are visible. Gram's method, x 600. 



