| Year | 2000 |
| Date | 11-Aug |
| Volume | 185 |
| Issue | 4,126 |
| Page | 112 |
| Category | Smoke Rings |
| Part | |
| Title | Hot air at Kew |
| Author | Editor |
| Notes | Norris Bomford's Stirling skiff, Dr. Allan Organ (Stirling engine specialist), Robert Sier, Roy Darlington (Stirling Engine Society), Peter Fraenkel (Intermediate Technology Power), Professor Heinz Wolff, Dr. Win Rampen (Artenis Intelligent Power) |