| Year | 1997 |
| Date | 28-Feb |
| Volume | 178 |
| Issue | 4,036 |
| Page | 270 |
| Category | Exhibition |
| Part | |
| Title | 66th M.E. Exhibition Reports. Competition Reports. Class A4 (Mechanically propelled road vehicles) |
| Author | Ron Heugh and Harry Paviour |
| Notes | Ken Pert's 1 1/2" scale Allchin traction engine, 1" scale Minnie traction engine by Michael Lister, Peter Robinson's 2" scale Durham and North Yorkshire agricultural traction engine |