Sorry, I forgot: It maybe could be done with the quite old, BETA addon "Thunderbird Attachment Tools" from Frank DiLecce ( http://www.supportware.net/mozilla/#ext9 ). There is mentioned:
"'Import Attached EML into this Folder' - this will make a message attachment as a real message." -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/848183 Title: RFC822 Attachments and .EML files cannot be moved to folders To manage notifications about this bug go to: https://bugs.launchpad.net/thunderbird/+bug/848183/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs