PLATE 15. 



Bacterium pneumonias. Friedlander. (Friedlander 's 

 Pneumonia Bacillus.) 



I. Agar streak culture, four days at 22. 

 II. Gelatin stab culture, ten days at 22. 

 III. Agar stab culture, four days at 22. Stab canal. 

 IV. Agar stab culture, four days at 22. Surface growth. 

 V. Gelatin plate, three days at 22. Natural size. 

 VI. Agar plate, two days at 22. X 60. The brown 

 whetstone-shaped colony is deep. 



VII. Gelatin plate, three days at 22. X 50. Upper, 

 superficial ; lower, deep colony. 



VIII. Agar plate, four days at 22. Natural size. The 

 delicate gray colonies are deep; also the smallest colonies. 

 One colony in the reproduction has turned out yellowish. 



IX. Microscopic preparation. Pure culture from an 

 agar plate. X 800. Stained with fuehsin. 



X. Microscopic preparation. Smear preparation from 

 sputum. X 800. Stained with fuehsin. 

 XI. Potato culture, six days. 



