| Page | | Preface | vii | | Chap. | | I. | The Evolution of the Telescope | 1 | | II. | The Modern Telescope | 31 | | III. | Optical Glass and Its Working | 57 | | IV. | The Properties of Objectives and Mirrors | 76 | | V. | Mountings | 98 | | VI. | Eye-pieces | 134 | | VII. | Hand Telescopes and Binoculars | 150 | | VIII. | Accessories | 165 | | IX. | The Testing and Care of Telescopes | 201 | | X. | Setting up and Housing the Telescope | 228 | | XI. | Seeing and Magnification | 253 | | Appendix | 279 | | Index | 281 |
THE TELESCOPE
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