| Year | 1953 |
| Date | 23-Apr |
| Volume | 108 |
| Issue | 2,709 |
| Page | 498 |
| Category | Locomotive |
| Part | |
| Title | "Britannia" in 3 1/2-in. Gauge |
| Author | LBSC |
| Notes | Top Feeds and Boiler Details. Clackboxes, flanges, how to erect the clackboxes, "everlasting" blowdown valve, valve body, valve and arm, lever and post or spindle |