| Year | 2009 |
| Date | 13-Mar |
| Volume | 202 |
| Issue | 4,347 |
| Page | 320 |
| Category | Horology |
| Part | |
| Title | Equatorial Sundial |
| Author | Roger Bunce |
| Notes | Describes a sundial that indicates 'clock time'. Background, equatorial sundial, general description, materials, adjustments, motto, references |