| Year | 1988 |
| Date | 21-Oct |
| Volume | 161 |
| Issue | 3,835 |
| Page | 484 |
| Category | Locomotive |
| Part | 5 |
| Title | Hymek. A scratchbuilt 5 in. gauge diesel locomotive |
| Author | Roy Amsbury |
| Notes | Cooling system, controls, bodywork, windows and doors, engine silencing, performance, reliability, further transmission developments, control modifications |