| Year | 1929 |
| Date | 23-May |
| Volume | 60 |
| Issue | 1,463 |
| Page | 485 |
| Category | Horology |
| Part | 6 |
| Title | Some Notes on Clockmaking. For model engineers with a liking for clockmaking |
| Author | Geo. Gentry |
| Notes | Wheel sets, the hand of the gutways on drums, making a winding key |