| Year | 2008 |
| Date | 15-Feb |
| Volume | 200 |
| Issue | 4,319 |
| Page | 213 |
| Category | Keith's Column |
| Part | 7 |
| Title | 'Knotty'. A Unique Locomotive. Designed for 5in. and 7 1/4in. gauge |
| Author | Keith Wilson |
| Notes | Wheels, springs for scale locomotives. Knotty details, wheels - 7 1/4in., here be springs, spring materials, scale, primes, Wilson's Words of Wisdom |