| Year | 1944 |
| Date | 20-Apr |
| Volume | 90 |
| Issue | 2,241 |
| Page | 375 |
| Category | Internal Combustion |
| Part | 1 |
| Title | Ignition Equipment. Principles and Practice (continued) |
| Author | Edgar T.Westbury |
| Notes | Ring and face cam types of contact breaker (Lucas), contact breakers, modern tendencies in design, comparative sizes of magneto magnets in different materials, a totally-enclosed magneto field system, a modern lightweight rotary armature magneto (Lucas) |