Society For Creative Anachronism
In the Society, my name is Kassia Sophia Tzykandelina, and I was born in the Empire of Trebizond at the end of the 13th Century, which, for most cultural purposes, is a part of the Byzantine Empire. I've done a lot of research on the Byzantine Empire, and have a whole page of nifty links focused on their use for members of the SCA here.
This is my device: Per pall inverted Sable, Vert and Argent, 2 Harps Argent and an Oleaster Tree proper fructed Or