| Year | 2002 |
| Date | 08-Mar |
| Volume | 188 |
| Issue | 4,164 |
| Page | 70 |
| Category | Hot Air |
| Part | 5 |
| Title | Bailey's Bee. A Vertical Concentric Hot Air Engine |
| Author | Anthony Mount |
| Notes | More intricate components. Rocker shaft, drive link, crosshead, connecting rod, displacer tie rod, crankshaft, drive pulley, supplier |