The promoter wrote that "I started this website to help me and you to remember to pray all 9 days of the novena prayers.
The original, late Byzantine prototype was removed or smuggled out of a church or palace for safe keeping. Because of its absolute elegance, historians know that it was an important piece.
It is thought to have been part of a series and possibly, it was placed within an icon screen. Matching pieces (to the set) haven't been located. We might assume that the rest have been lost forever, but once in a while an old icon is found.
Here' s one new find.