| Table of Contents | |
| Section | Page |
| Start of eBook | 1 |
| INTRODUCTION | 1 |
| PART I | 3 |
| PART I (Continued) | 27 |
| TO G. SILK | 27 |
| TO HIS MOTHER | 28 |
| TO HIS MOTHER | 29 |
| TO HIS MOTHER | 29 |
| TO HIS MOTHER | 30 |
| TO G. SILK | 31 |
| TO HIS SISTER, MRS. SIMS | 34 |
| TO HIS MOTHER | 35 |
| TO HIS SISTER, MRS. SIMS | 36 |
| TO HIS BROTHER-IN-LAW, THOMAS SIMS | 37 |
| TO HIS SISTER, MRS. SIMS | 37 |
| TO HIS SISTER, MRS. SIMS | 38 |
| H.W. BATES TO A.R. WALLACE | 39 |
| TO H.W. BATES | 39 |
| TO F. BATES | 40 |
| TO HIS MOTHER | 42 |
| TO H.W. BATES | 43 |
| TO H.W. BATES | 43 |
| TO HIS BROTHER-IN-LAW, THOMAS SIMS | 43 |
| TO HIS MOTHER | 50 |
| TO HIS SISTER, MRS. SIMS | 51 |
| PART II | 52 |
| PART II (Continued) | 78 |
| LETTER I | 78 |
| LETTER II | 80 |
| LETTER III | 81 |
| LETTER IV | 83 |
| LETTER V | 83 |
| LETTER VI | 84 |
| LETTER VII | 85 |
| LETTER VIII | 86 |
| CH. DARWIN | 152 |
| CH. DARWIN | 152 |
| CH. DARWIN | 152 |
| ALFRED R. WALLACE | 182 |
| CH. DARWIN | 182 |
| FOOTNOTES: | 192 |

