7 Drawing after Mosaic Pavement in the Apse of a Church at Acona late fourth century (from Bolletino di Archeologia Cristiana, 1879)

8 Ancient Roman agate tazza transformed into a paten by the addition of a Byzantine cloisonné enamel medaillon (c. 950) of The Last Supper, set in silver gilt rim (French, early fourteenth century). Diameter: 12.3 cm
Formerly Stoclet Collection, Brussels