| Year | 1934 |
| Date | 22-Nov |
| Volume | 71 |
| Issue | 1,750 |
| Page | 501 |
| Category | Model Marine Notes |
| Part | |
| Title | In the Wake of the Power Boats |
| Author | The Spectator |
| Notes | Protecting the Stuart coil (waterproffing), a square and socket universal joint, "Koko II" (built by Mr Tryhorn) |