| Year | 1945 |
| Date | 18-Jan |
| Volume | 92 |
| Issue | 2,280 |
| Page | 62 |
| Category | Internal Combustion |
| Part | 2 |
| Title | Ignition Equipment. Design and Construction. A comprehensive review |
| Author | Edgar T.Westbury |
| Notes | W.Luttmer winding an experimental coil, waste of time? Winding formulae, ratio of primary to secondary, primary turns, secondary turns, gauges of wire |