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| PAGE | ||
| I. | The Stolen Bacillus | 1 |
| II. | The Flowering of the Strange Orchid | 17 |
| III. | In The Avu Observatory | 36 |
| IV. | The Triumphs of a Taxidermist | 53 |
| V. | A Deal in Ostriches | 62 |
| VI. | Through a Window | 73 |
| VII. | The Temptation of Harringay | 93 |
| VIII. | The Flying Man | 106 |
| IX. | The Diamond Maker | 122 |
| X. | Æpyornis Island | 140 |
| XI. | The Remarkable Case of Davidson's Eyes | 168 |
| XII. | The Lord of the Dynamos | 192 |
| XIII. | The Hammerpond Park Burglary | 214 |
| XIV. | A Moth—Genus Novo | 232 |
| XV. | The Treasure in the Forest | 257 |
