| Year | 2013 |
| Date | 08-Feb |
| Volume | 210 |
| Issue | 4,449 |
| Page | 244 |
| Category | Tram |
| Part | |
| Title | The Griffiths-Bedell surface contact tramway system |
| Author | Roger Backhouse |
| Notes | Looks at 'A good engineering idea at the time'. Ilford, Lincoln, references, acknowledgements |