| Year | 1949 |
| Date | 20-Oct |
| Volume | 101 |
| Issue | 2,526 |
| Page | 519 |
| Category | Internal Combustion |
| Part | |
| Title | A 0.3 c.c. Compression-Ignition Engine |
| Author | A.G.Boulting |
| Notes | Crankcase, cylinder, piston and contra-piston, carburettor, port sleeve, crankshaft, the jet, piston yoke, assembly notes, crankshaft for propeller |