| Year | 1963 |
| Date | 14-Feb |
| Volume | 128 |
| Issue | 3,214 |
| Page | 195 |
| Category | Internal Combustion |
| Part | |
| Title | Gas Engines with Flame Ignition |
| Author | Edgar T.Westbury |
| Notes | Early models, example by Jean Schonner reconstructed by D.H.Chaddock, timing mechanism, limited efficiency |