| Year | 1945 |
| Date | 01-Feb |
| Volume | 92 |
| Issue | 2,282 |
| Page | 115 |
| Category | Internal Combustion |
| Part | 2 |
| Title | Ignition Equipment. Design and Construction. A comprehensive review (continued) |
| Author | Edgar T.Westbury |
| Notes | Medium lightweight ignition coil, specification of 4-oz coil, a simple length gauge clamped to jaw of cutting pliers, winding technique, expanding mandrel for winding separate secondary coils |