I50 PATHOGENIC BACTERIA. 
VII. PNEUMONIA. 
BACTERIUM PNEUMONIA (FRANKEL’S PNEUMOCOCCUS) 
AND BACTERIUM PNEUMONICUM (FRIEDLANDER'S 
PNEUMOBACILLUS). 
Fic. 86.—Bacterium pneumonize, from the heart’s blood 
of arabbit ; x 1000 (Frankel and Pfeiffer), 
1. Study the morphology and biology of cultures 
of B. pueumonie and B. pneumonicum. 
2. Make cover-glass preparations from pneu- 
monia sputum. Stain in Loffler’s methylene-blue 
or carbol-fuchsin, diluted one-half. 
3. Prepare sections of lung-tissue from cases of 
