| Year | 1991 |
| Date | 02-Aug |
| Volume | 167 |
| Issue | 3,902 |
| Page | 157 |
| Category | Horology |
| Part | 2 |
| Title | An Equinoctial Sundial |
| Author | Douglas Young |
| Notes | Built an unusual sundial and passes on the knowledge gained. Setting up, counting the hours, reading the time, afterthoughts |