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
Diptych of Philip de Croÿ with The Virgin and Child Diptych of Philip de Croÿ with The Virgin and Child The Diptych of Philip de Croÿ with The Virgin and Child consists of a pair of small oil-on-oak panels painted c. 1460 by the Netherlandish artist Rogier van der Weyden. While the authorship and dating of both works are not in doubt, it is believed but not proven that they were created as wings of a devotional diptych and that at some unknown time the panels were broken apart. A diptych panel fitting the description of the Mary wing was described in a 1629 inventory of paintings owned by Alexandre