CONTENTS 



CHAPTER V 



THE BIOLOGY OF MICROBES, ETC. : Micrococci Bacteria 

 Bacilli Spirilla Spirochaetae Yeast-Fungi, etc. , . 



CHAPTEE VI 



INFECTIOUS DISEASES AND MICROBES : Yellow Fever 

 Hydrophobia Erysipelas Puerperal Fever Influ- 

 enza Pneumonia Scarlatina Leprosy Syphilis 

 Tetanus Malaria Typhoid Fever Cholera 

 Glanders Diphtheria Tuberculosis Anthrax 

 Actinomycosis Thrush, etc., . . . . 



CHAPTER VII 



MICROBES OF THE AIR : Examination of Air Number 

 of Dust Particles in Air Air of Lincoln, Paris, 

 London, etc. Air of Country Places, etc., 



CHAPTER VIII 



MICROBES OF THE SOIL : Examination of Soils Soils 

 of Lincoln, Manchester, London, Paris, Dieppe, New 

 Zealand, New York Microbes and Leguminous 

 Plants Nitrification, etc., . . 276 



CHAPTER IX 



MICROBES OF WATER : Examination of Waters Water 

 from Rivers Witham, Irwell, Thames, Lea, Seine, 

 Marne, Isar, Spree Self-purification of Rivers Sand 

 Filtration Sterilisation of Water by Electricity, 

 Heat, and Filtration through Porous Porcelain 

 Classification of Waters, etc., . . 286 



