| Year | 1989 |
| Date | 01-Dec |
| Volume | 163 |
| Issue | 3,862 |
| Page | 732 |
| Category | Stationary Engine |
| Part | 6 |
| Title | Mermaid. A single cylinder horizontal steam engine to power Neddy |
| Author | Tubal Cain |
| Notes | Assembly of Mermaid, governor for Mermaid, the bevel gears, gear cutting with a slitting saw |