wrote:
Hi,

The mail is redirected and we are both on an exchange server.
I understand that it is not esay to lookup. The message headers will
reveal some info, but we are talking about many mail messages..... I'm
only interested in the messages in wich he was addressed (not the ones
where he was in the cc field).

Best, Bert

Other than manually identifying the messages & looking at the headers, I'm
not sure what to advise. What's your real goal here?

(please don't snip out the quoted text when you reply in the group - it
makes it very difficult for others to follow the thread)