| Year | 1909 |
| Date | 21-Oct |
| Volume | 21 |
| Issue | 443 |
| Page | 398 |
| Category | Horology |
| Part | |
| Title | How to Make a "Synchronome" Electrical Time Transmitter |
| Author | Thos. Powell |
| Notes | F.Hope-Jones of the Synchronome Company, complete masterpiece with dial, complete mechanism, details of mechanism, details of construction |