| Year | 1930 |
| Date | 13-Feb |
| Volume | 62 |
| Issue | 1,501 |
| Page | 164 |
| Category | Model Aeronautics |
| Part | |
| Title | Model Aeroplane Propellers |
| Author | W.E.Evans |
| Notes | Metal propellers, designing a propeller, static thrust, blade width and diameter, weight of propeller, shapes of blades |