CONTENTS. 



CHAPTER I. 



PAGE 



GENERAL PRINCIPLES, 5 



CHAPTER II. 



HOW TO MAKE IT, -9 



CHAPTER III. 



FRESH-WATER AQUARIA, 1 3 



CHAPTER IV. 



THE INSECT AQUARIUM, 26 



CHAPTER V. 



THE MICROSCOPICAL AQUARIUM, 34 



CHAPTER VI. 



THE MARINE AQUARIUM, 40 



