| Year | 1931 |
| Date | 18-Jun |
| Volume | 64 |
| Issue | 1,571 |
| Page | 595 |
| Category | Model Aeronautics |
| Part | |
| Title | The "Heron" Low-Wing Monoplane |
| Author | Juste van Hattum |
| Notes | Wing tip assembly, airborne, coming in to land at Wimbledon, the fuselage, details of construction, the undercarriage, leg, wheel |