| PAGE | | Navigation at Sea | 1 | | The Pleiades | 10 | | The Pole-Star | 18 | | NebulÆ | 27 | | Temporary Stars | 37 | | Galileo | 47 | | The Planet of 1898 | 58 | | How to Make a Sun-Dial | 69 | | Photography in Astronomy | 81 | | Time Standards of the World | 111 | | Motions of the Earth's Pole | 131 | | Saturn's Rings | 140 | | The Heliometer | 152 | | Occultations | 161 | | Mounting Great Telescopes | 170 | | The Astronomer's Pole | 184 | | The Moon Hoax | 199 | | The Sun's Destination | 210 |
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