| Year | 1923 |
| Date | 12-Apr |
| Volume | 48 |
| Issue | 1,146 |
| Page | 382 |
| Category | Practical Letters from Our Readers |
| Part | |
| Title | "Some" Problems of Model Engineering: Some Rejoinders |
| Author | T.L.Wall |
| Notes | The hull problem, railway efficiency, heat and fuel economy, road transport, hobbies and careers |