| Year | 2003 |
| Date | 22-Aug |
| Volume | 191 |
| Issue | 4,202 |
| Page | 218 |
| Category | Steam |
| Part | 1 |
| Title | Twin-Cylinder Twisty |
| Author | Les Kerr |
| Notes | Novel 'twist' on the Twisty theme. Construction, base, bearing spacer, crankshaft, small and large pulleys, cylinder, cylinder supports, cylinder collar, cylinder cover |