| Year | 1991 |
| Date | 01-Mar |
| Volume | 166 |
| Issue | 3,892 |
| Page | 280 |
| Category | Locomotive |
| Part | 4 |
| Title | Control it |
| Author | Dr. Mark Phillips |
| Notes | Describes the development of a successful electronic speed control system for battery - electric locomotives. Assembly, testing, pulse generator, assembly |