Perhaps contacting the Nashua Telegraph, they would probably have it.
Or if you're a member of "newspaper archive" they have it for sure. I can't see any details without joining, but it's in the Aug 19 paper on page 34
https://newspaperarchive.com/nashua-...-19-2004-p-34/
Baseball reference says he played for them from May 7 till May 27. He signed with Anaheim on June 1, and was playing for them on Aug 17.
Steve B