It must be painted on a wooden case—I will show you the size—in the form of a triptych.
A triptych of photos of Carolyn had always been on display on the mantelpiece.
Designers and mural decorators have been using the triptych ever since that period.
The triptych was finished in 1472; it has unhappily disappeared.
In the centre of the triptych is Mary enthroned, crowned by ...