DESCRIPTION OF PLATE II. 



Fig. I. — Tetanus bacilli from a culture. Stained with dilute 

 carbol fuchsin. x looo. 



Fig. 2. — Tubercle bacilli in sputum. Stained with carbol 

 fuchsin and decolorized in dilute sulphuric acid ; counter- 

 stained with methylene blue, x looo. 



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 1200. 



Fig. 5. — Vibrio of Asiatic cholera. Dilute carbol fuchsin. 

 X 1000. 



Fig. 6. — Small colony of actinomyces, as it appears in pus. No 

 clubs are visible. Gram's method, x 600. 



