| Year | 1934 |
| Date | 19-Apr |
| Volume | 70 |
| Issue | 1,719 |
| Page | 378 |
| Category | Model Aeronautics |
| Part | 9 |
| Title | Further Steps in Model Aviation. Alternative Tail Units - Lifting and Non-Lifting |
| Author | Sky Pilot |
| Notes | Two ways of lining-up a lifting tail model, the lifting tail system |