| Year | 1942 |
| Date | 05-Feb |
| Volume | 86 |
| Issue | 2,126 |
| Page | 131 |
| Category | Internal Combustion |
| Part | |
| Title | A 30-c.c. Twin Two-stroke Petrol Engine |
| Author | R.A.Phillips |
| Notes | Inlet port core box, the cylinder-head pattern, special flycutter, slotting attachment, finished crankshaft, jig plate |