| Year | 2014 |
| Date | 12-Dec |
| Volume | 213 |
| Issue | 4,497 |
| Page | 22 |
| Category | Locomotive |
| Part | 2 |
| Title | A Mechanical Controller for Battery Electric Locomotives |
| Author | Derek Alford |
| Notes | Creates a responsive and efficient control mechanism. Overload protection, layout of the mechanical controller, air cooled resistors, traction switch panel, traction switch details, meter panel, control panel, hints on wiring up, calibrating the metres (meters?), operating hints and tips |