| Year | 1942 |
| Date | 02-Apr |
| Volume | 86 |
| Issue | 2,134 |
| Page | 328 |
| Category | Internal Combustion |
| Part | |
| Title | A 30-c.c. Twin Two-stroke Petrol Engine |
| Author | R.A.Phillips |
| Notes | Transfer port milling fixture and cutter, the cylinder liners, the complete engine showing heads and holding-down studs, lapping, copper-sleeved lap |