| Year | 1968 |
| Date | 06-Dec |
| Volume | 134 |
| Issue | 3,358 |
| Page | 1,155 |
| Category | Internal Combustion |
| Part | 13 |
| Title | Model Petrol Engines ("Loyal") |
| Author | Edgar T.Westbury |
| Notes | Cylinder, piston, connecting rod, flywheel, cylinder head, exhaust valve housing, Mr Stone's "Loyal" engine, conclusion of series |