| Year | 1989 |
| Date | 15-Sep |
| Volume | 163 |
| Issue | 3,857 |
| Page | 340 |
| Category | Railway |
| Part | 14 |
| Title | Making Tracks. The Design, Construction and Maintenance of Ground Level Miniature Railways |
| Author | Dennis Monk |
| Notes | The signalbox, signalling stations and yards, signalling the mainline, track circuits, signalling a branch line and station, the semaphore operating mechanisms, detonators? |