| Year | 1929 |
| Date | 26-Dec |
| Volume | 61 |
| Issue | 1,494 |
| Page | 609 |
| Category | Horology |
| Part | 17 |
| Title | Some Notes on Clockmaking. For model engineers with a liking for clockmaking |
| Author | Geo. Gentry |
| Notes | General note and some replies, the dial proportions, "strike and silent" action, some details, the calendar work, details of slotted bell-crank lever, conclusion |