TABLE OF CONTENTS 



PART I. INTRODUCTION 

 CHAPTER I 



THE HISTORY OF BACTERIOLOGY 



PAGE 



Introduction I 



Historical 2 



CHAPTER II 

 SPONTANEOUS GENERATION 



Introduction 8 



Early period . . . . . 8 



Second period ........... 9 



Third period 10 



Modern period 12 



PART II. THE MORPHOLOGY OF BACTERIA 



CHAPTER III 



THE FORM AND STRUCTURE OF BACTERIA 



Introduction ........... 14 



Haplobacteria 15 



Cocci '..... 15 



Bacilli 17 



Spirilla 19 



Trichobacteria 21 



Involution forms and pleomorphism 24 



The dimensions of bacterial cells 27 



Locomotion of bacteria 29 



Rapidity of motion 35 



ix 



