| Year | 1987 |
| Date | 17-Apr |
| Volume | 158 |
| Issue | 3,799 |
| Page | 451 |
| Category | Horology |
| Part | 13 |
| Title | A Weight Driven Brass Alarm Clock |
| Author | John Wilding |
| Notes | The drive pulley, the click spring, the hammer arm, the bell standard, the final (finial?), the weights, the lifting and release levers, the setting disc, punching the numerals, the collet, finishing & polishing, rinsing, lacquering, lubrication, summary |