Next time, just add a header to the email like:
and it will not be archived by our service, or any other
software which complies with internet standards.
PS You are all set, and I've carbon copied this message (minus the
specific listname) to a mailing list which discusses these sorts of
>I have a list archived by the mail archive, and yesterday I wanted to
>send a message to the people on the list which contained all their
>email addresses. Naturally I didn't want this archived so I set up a
>dummy list which was supposed to have an identical distribution minus
>the email@example.com address.
>Unfortunately I made a mistake and the archiver address was left in the
>distribution list of the second list which was subsequently archived.