| Year | 1985 |
| Date | 05-Apr |
| Volume | 154 |
| Issue | 3,750 |
| Page | 402 |
| Category | Stationary Engine |
| Part | 7 |
| Title | Princess Royal & Goliath. Variants on Mid-Nineteenth Century Mill Engines |
| Author | Tubal Cain |
| Notes | Alignment, eccentric sheaves, straps and rods, valve rocker & links, slide-valve and rod |