| Year | 2011 |
| Date | 29-Jul |
| Volume | 207 |
| Issue | 4,409 |
| Page | 148 |
| Category | Locomotive |
| Part | 12 |
| Title | Great Western 5in. gauge locomotives |
| Author | Peter Rich |
| Notes | Continues his design for the 'Dean Single' and 'Armstrong' 4-4-0 classes. Eccentrics, finding dead centres, setting the valves, steam port sizes, small end bearings |