| Year | 1951 |
| Date | 20-Dec |
| Volume | 105 |
| Issue | 2,639 |
| Page | 812 |
| Category | Locomotive |
| Part | |
| Title | "Britannia" in 3 1/2-in. Gauge |
| Author | LBSC |
| Notes | Cylinder details. Pistons and rods, steam chest liners, get scratching! Keep calm! Valves and spindles, an improvised collet chuck, all the best! |