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CONTENTS
| CHAPTER | PAGE | |
| I. | General Characteristics | 1 |
| 1. As a Star | 1 | |
| 2. Orbit | 8 | |
| 3. Size and Shape | 14 | |
| II. | Atmosphere | 31 |
| 1. Evidence of it | 31 | |
| 2. Clouds | 60 | |
| III. | Water | 76 |
| 1. The Polar Cap | 76 | |
| 2. Areography | 92 | |
| 3. Seas | 107 | |
| IV. | Canals | 129 |
| 1. First Appearances | 129 | |
| 2. Map and Catalogue | 141 | |
| 3. Artificiality | 148 | |
| 4. Development | 154 | |
| V. | Oases | 176 |
| 1. Spots in the Light Regions | 176 | |
| 2. Double Canals | 188 | |
| 3. Spots in the Dark Regions | 197 | |
| VI. | Conclusion | 201 |
| Appendix | 213 | |
| Index | 223 | |
