Crucifixion Diptych (van der Weyden) that they could be the left and center panels of a triptych, that they formed either the wings or shutters of an altarpiece, or that they were intended to decorate an organ case. The train of the Virgin's robe continues onto the right panel, which evidences that the panels were intended to lay side-by-side rather than separated (as the wings of an altarpiece would have been). Art historian E. P. Richardson proposed that they were the center panel of the lost Cambrai altarpiece (executed between 1455 and 1459), a single painting now split into two parts. Art historian Penny Howell
Dresden Altarpiece spreading incense from thuribles. The side panels also contain numerous puttoes in the background. Their style difference could indicate the intervention of assistants. <br> Dresden Altarpiece The Dresden Altarpiece is a triptych by German Renaissance artists Albrecht Dürer, executed between 1496 and 1497, and perhaps continued in 1503-1504. It is housed in the Gemäldegalerie Alte Meister of Dresden, Germany. The painting was one of the first commissions received from Frederick III, Elector of Saxony, together with the "Seven Sorrows Polyptych" and the "Portrait of Frederick III of Saxony". Dürer knew the elector during the latter's short stay in Nuremberg in