| Year | 1985 |
| Date | 04-Oct |
| Volume | 155 |
| Issue | 3,762 |
| Page | 371 |
| Category | Stationary Engine |
| Part | 13 |
| Title | Princess Royal & Goliath. Variants on Mid-Nineteenth Century Mill Engines |
| Author | Tubal Cain |
| Notes | The engine base, reversing gear, eccentric and rods, eccentric straps and rods |