| Year | 1940 |
| Date | 23-May |
| Volume | 82 |
| Issue | 2,037 |
| Page | 509 |
| Category | Model Aeronautics |
| Part | |
| Title | Simple beginners' tools, further "Elf" instructions |
| Author | Lawrence H.Sparey |
| Notes | Simple tools, wings, main spars, method of fitting the top wing ribs, sketch of winf-butt |