| Year | 1941 |
| Date | 11-Sep |
| Volume | 85 |
| Issue | 2,105 |
| Page | 217 |
| Category | Model Aeronautics |
| Part | |
| Title | A General Purpose Duration Aeroplane |
| Author | Lawrence H.Sparey |
| Notes | Fuselage construction, the building jig, complete structure of the aeroplane, drawing of the building jig, dividing circles, method of winding the formers from paper tape, template for dividing formers into 18 parts |