| Year | 1988 |
| Date | 02-Sep |
| Volume | 161 |
| Issue | 3,832 |
| Page | 272 |
| Category | Countryman's Steam |
| Part | 2 |
| Title | Superba. Fowler Class Z7 and Superba Ploughing Engine in 2 in. scale |
| Author | John Haining |
| Notes | The boilers, cylinder mounting pad, tubeplate and backhead positions, the hornplates, the smokebox and perch bracket |