| Year | 1951 |
| Date | 20-Sep |
| Volume | 105 |
| Issue | 2,626 |
| Page | 391 |
| Category | Horology |
| Part | |
| Title | A Chiming Gear for the Battery-Driven Electric Clock |
| Author | C.R.Jones |
| Notes | Release magnet, plan view of chiming gear, locking catch, chiming rods, bracket and clamp, chime release |