Windows Desktop Search: Add-in for Outlook saved mail (.msg file) indexing
Simply find all Microsoft Outlook MSG (.MSG) files and the contents within.
Get it at http://www.microsoft.com/downloads/details.aspx?familyid=134ecbb0-c162-4d07-bef3-0b602c4a79dd&displaylang=en
Ice Rocket : Add-in Outlook, Desktop Search