| Year | 2001 |
| Date | 04-Jan |
| Volume | 187 |
| Issue | 4,160 |
| Page | 538 |
| Category | Hot Air |
| Part | 3 |
| Title | Bailey's Bee. A Vertical Concentric Hot Air Engine |
| Author | Anthony Mount |
| Notes | Deals with the water jacket, hot cap, offers advice on boring advice and boring tools. Water jacket cap |