CONTENTS. 



ESTHETIC. 



CHRONOLOGICAL. 



IV. THE OLD AGE OF CONTINENTS, .... 122 



V. OBLITERATED CONTINENTS, ..... 134 



VI. A GRASP OF GEOLOGIC TIME, .... 152 



CLIMATIC. 



VII. GEOLOGICAL SEASONS, . . . . . . 175 



VIII. THE CLIMATE OF THE LAKE REGION, _ . 200 



IX. MAMMOTHS AND MASTODONS, ..... 234 



HISTORICAL. 



X. SALT ENTERPRISE IN MICHIGAN, ... 255 



XI. A REMARKABLE MAORI MANUSCRIPT, ... 282 



PHILOSOPHICAL. 



XII. THE GENEALOGY OF SHIPS, .... 301 



XIII. HUXLEY AND EVOLUTION, 319 



XIV. GROUNDS AND CONSEQUENCES OF EVOLUTION, _ 332 

 XV. THE METAPHYSICS OF SCIENCE, 358 



