N6nev at aol.com wrote: > In 1961 I began my auto repair career, and in 1963 I opened my own shop... A > 56 cad came in to the shop and I repaired the car using a 12au7 tube from a > am radio I had on the bench.. So the question is --what did I repair?? > > Larry > retired auto shop owner > 61 monza > The auto headlight dimmer ??