| Letter | | Page | | | I. | Introductory, | 1-20 | | | II. | Objections answered, | 21-58 | | | III. | Metamorphoses of Insects, | 59-79 | | | IV. | Direct Injuries caused by Insects, | 80-144 | | | V. | Indirect Injuries caused by Insects. | | | 1. Injuries to our living animal Property, | 145-166 | | | VI. | Indirect Injuries continued. | | | 2. Injuries to our living vegetable Property, | 167-214 | | | VII. | The same subject continued.—The Ravages of Locusts, | 215-226 | | | VIII. | Indirect Injuries concluded. | | | 3. Injuries to our dead Property, whether animal or vegetable, | 227-249 | | | IX. | Indirect Benefits derived from Insects, | 250-299 | | | X. | Direct Benefits derived from Insects, | 300-338 | | | XI. | Affection of Insects for their Young, | 339-381 | | | XII. | Food of Insects, | 382-401 | | | XIII. | The same subject continued, | 402-431 | | | XIX. | Habitations of Insects. | | | 1. Of Solitary Insects, | 432-472 | | | XX. | Habitations of Insects continued. | | | 2. Of Insects in Society, | 473-513 |
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