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
Pesaro Altarpiece (Bellini) and so were created separately and only joined together later. This refers to Venetian funerary monuments of the same era, such as doge Pasquale Malipiero's monument (designed by Pietro Lombardo for Santi Giovanni e Paolo) and Mantegna's San Zeno Altarpiece. Bellini further developed his use of the frame as an integral part of the painting in later works such as the San Giobbe Altarpiece and the Frari Triptych. Pesaro Altarpiece (Bellini) The Pesaro Altarpiece (Italian: "Pala di Pesaro") is an oil on panel painting by Giovanni Bellini, dated to some time between 1471 and 1483. It is considered as one