| Year | 1971 |
| Date | 16-Apr |
| Volume | 137 |
| Issue | 3,415 |
| Page | 389 |
| Category | Locomotive |
| Part | 17 |
| Title | Princess of Wales. 5 in. gauge Midland Railway 4-2-2 "Single" |
| Author | Martin Evans |
| Notes | Regulator, chimney, backhead fittings, smokebox, assembly, superheater, safety valves |