| Year | 1954 |
| Date | 10-Jun |
| Volume | 110 |
| Issue | 2,768 |
| Page | 653 |
| Category | Locomotive |
| Part | |
| Title | Titfield Thunderbolt in 3 1/2 and 5 inch Gauges |
| Author | LBSC |
| Notes | Regulator for 5-Inch Engine. Superheater, assembly, regulator portface and valve, variations for other locomotives, the boiler |