| Entry |
|---|
| electronic Ignition, p. 6, 1975, From 123-148e. |
| Autocar, March 15, 1963, p. 463, Ignition Unit. |
| J. C. Whitney Catalog No. 328A, 1974, p. 76, lower right. |
| Electronics World, Oct., 1962, p. 100, Transistor Ignition. |
| Electronics, Sept., 1970, p. 68. Ignition System. |