| Year | 1988 |
| Date | 16-Sep |
| Volume | 161 |
| Issue | 3,833 |
| Page | 344 |
| Category | Locomotive |
| Part | 4 |
| Title | Hymek. A scratchbuilt 5 in. gauge diesel locomotive |
| Author | Roy Amsbury |
| Notes | Change of transmission, the friction drive gearbox, electrics, air compressor, brakes on the locomotive, governing the engine |