| Year | 1989 |
| Date | 07-Jul |
| Volume | 163 |
| Issue | 3,852 |
| Page | 14 |
| Category | Railway |
| Part | |
| Title | A Cleminson Demonstrator (Railway rolling stock) |
| Author | Basil Markham |
| Notes | Discusses the system and describes a working example. The Cleminson system, the demonstration model, conclusions |