This page has some ideas for email stationery with an Anglo-Saxon theme for use with mail clients that support HTML mail.
To download a stationery style go to the style's page and save the stationery (*.htm) file using File - Save As and the background image (*.gif) file by right clicking the mouse and choosing Save Background As. Both files should be saved in you mail clients stationery folder.
A repeated border from the Sutton Hoo Shoulder Clasp. Uses Junius Modern font if available.
A repeated border of a late Anglo-Viking sword. Uses Theodoric font if available.