| Year | 1971 |
| Date | 04-Jun |
| Volume | 137 |
| Issue | 3,418 |
| Page | 545 |
| Category | Locomotive |
| Part | 19 |
| Title | Princess of Wales. 5 in. gauge Midland Railway 4-2-2 "Single" |
| Author | Martin Evans |
| Notes | Spectacle plate, backhead, grate and ashpan, backhead, manifold, whistle and injector valves, blowdown valves |