| Year | 2006 |
| Date | 28-Apr |
| Volume | 196 |
| Issue | 4,272 |
| Page | 517 |
| Category | Locomotive |
| Part | 28 |
| Title | Penros (Penrhos?) Grange |
| Author | Neville Evans |
| Notes | Draincocks & pressure relief valves, comments on readers letters. Wedding ring Wimpeys (Wellington bombers), Cyril Cannell, Rockers in the valve gear drive line, Don Ashton, draincock lever, cylinder machining at Polly Model Engineering |