| Year | 1919 |
| Date | 26-Jun |
| Volume | 40 |
| Issue | 948 |
| Page | 523 |
| Category | Practical Letters from Our Readers |
| Part | |
| Title | Rubber Motors for Model Aeroplanes |
| Author | R.E.Coleman, F.E.Rayner |
| Notes | Secretary and Treasurer respectively of Aero Models and Research Association |