TABLE OF CONTENTS 



7- 



Section 

 Section 8. 

 Section 9. 

 Section 10. 



PAGE 



. 127 

 . 127 

 129 

 ■ 131 

 132, 133 

 . 134 

 • 134 

 a 



The Hemorrhagic Septicemia Group 



The Anthrax Group .... 



The Spirillum Group .... 



The Group of Acid-proof Bacilli . 

 Section 11 A and B. Miscellaneous Organisms 

 Section 12. Pathogenic Trichomycetes 

 Section ^3. The Group of Anaerobic Bacilli . 

 Section 14. Isolation of Unknown Bacteria from 



Mixture 139 



Part IV. The Bactekiological Examination of Water 

 AND Sewage 

 Section i. Preparation of Culture Media and of 



Dilution Flasks 144 



Section 2. Bacteriological Examination of Water . 14s 

 Section 3. Examination of Sewage . . . , . . 148 

 Section 4. Determination of Anaerobes in Sewage . 149 

 Section s- A. Study of B. coli and Streptococci . . 149 

 Section 6. Isolation of B. typhosus from Water . 150 

 Section 7. Study of Reaction of Bacteria on Neutral- 

 red Broth 150 



Part V. The Bacteriological Examination of Milk 



Section i. Preparation of Culture Media and of 



Dilution Flasks 154 



Section 2. Quantitative Bacteriological Examina- 

 tion of Milk IS4 



Section 3. Examination of Market Milk for Tubercle 



Bacilli iSS 



Section 4. A Study of the Acid Fermentation of Milk 155 



Section $■ Determination of B. coli and Streptococci 



in Milk 157 



Section 6. Study of the Effects of Pasteurization 



and So-called Sterilization of Milk . . 158 



Section 7. A Qualitative and Quantitative Study of 



Anaerobes in Milk . i 158 



Section 8. A Study of Some Organisms Causing Ab- 

 normal Fermentations in Milk . . . 159 



