| Year | 1981 |
| Date | 15-May |
| Volume | 147 |
| Issue | 3,657 |
| Page | 614 |
| Category | Horology |
| Part | 1 |
| Title | Cutting Wheels and Pinions for Clocks |
| Author | J.Malcolm Wild |
| Notes | Small wheel cutting machine by Chronos Designs, cutter frame for 3 1/2" lathe, arbors for wheel & pinion cutting |