| Year | 1941 |
| Date | 16-Oct |
| Volume | 85 |
| Issue | 2,110 |
| Page | 309 |
| Category | Improving the Two-Stroke |
| Part | |
| Title | Carburation and Ignition. A Brief review. |
| Author | Edgar T.Westbury |
| Notes | A group of simple carburettors, carburation problems of two-stroke engines, methods of feeding, output characteristics, component parts of the "Atom Minor" mixing valve, mixing valves, queries, a float-feed mixing valve used by Ian Bradley |