The only version I've ever seen or heard is "Non carborundum
illegitimi," but IMO the "non" should be "ne" because the verb is
imperative or subjunctive (or ought to be, anyway).

Perce


On 12/23/04 07:59 pm W4JLE tossed the following ingredients into the
ever-growing pot of cybersoup:

No it is Illegitimus non carborundum

Illegitimi noncarborundum

It is Non Illegitimus Carborundum