This fresco is a 14th century example of a St George icon at Staro Nagoricane in the Republic of Macadonia (former Yugoslavia). I'd love to know when Icons showing the battle with the dragon began to be made. The oldest examples I have come upon are from the 15th century. from Wikipedia: The Church of St. George, a Serbian Orthodox church in the village of Staro Nagoricane near Kumanovo in the Republic of Macedonia, is noteworthy both for its architecture and its frescoes. The church was…
