| Table of Contents | |
| Section | Page |
| Start of eBook | 1 |
| ILLUSTRATIONS | 1 |
| THE BRAIN AND THE VOICE IN SPEECH AND SONG | 1 |
| THEORIES ON THE ORIGIN OF SPEECH | 1 |
| THE VOCAL INSTRUMENT | 5 |
| I. THE BELLOWS | 8 |
| II. THE REED | 12 |
| III. THE RESONATOR AND ARTICULATOR | 18 |
| CLASSIFICATION OF CONSONANTS (AIKIN) | 24 |
| 25 | |
| THE CEREBRAL MECHANISM OF SPEECH AND SONG | 26 |
| SPEECH AND RIGHT-HANDEDNESS | 30 |
| LOCALISATION OF SPEECH CENTRES IN THE BRAIN | 31 |
| THE PRIMARY SITE OF REVIVAL OF WORDS IN SILENT THOUGHT | 35 |
| 37 | |
| THE PRIMARY REVIVAL OF SOME SENSATIONS IN THE BRAIN | 39 |
| PSYCHIC MECHANISM OF THE VOICE | 41 |
| INDEX | 46 |
| B | 46 |
| C | 47 |
| D | 47 |
| E | 47 |
| F | 47 |
| G | 47 |
| H | 47 |
| I | 47 |
| J | 47 |
| K | 47 |
| L | 47 |
| M | 47 |
| N | 47 |
| O | 47 |
| P | 47 |
| R | 47 |
| S | 48 |
| T | 48 |
| V | 48 |
| W | 48 |

