| Year | 1991 |
| Date | 01-Mar |
| Volume | 166 |
| Issue | 3,892 |
| Page | 258 |
| Category | Exhibition |
| Part | |
| Title | 60th Model Engineer Exhibition. Competition Class Reports. Class A1 (Hot Air Engine Competition) |
| Author | David Ayers |
| Notes | J.Wood's pressurised engine, Mick Fox's unusual flywheel drive, Mick Collins' electrically heated engine, Len Scott's winner with dynamo, Julian Wood's tubular heated engine |