Crucifixion Diptych (van der Weyden) The painting's provenance prior to the mid-19th century is unknown. Its extreme starkness has led art historians to theorize that it was created as a devotional work, possibly for a Carthusian monastery. It is not known if the panels comprised a self-contained diptych, two-thirds of a triptych, or originally were a single panel. Some art historians have mentioned that the work seems unbalanced overall and lacking symmetry (which might indicate a missing panel or panels). Recent scholarship proposes that the panels functioned as the outer shutters of a carved altarpiece. The background to the panels is unknown. Scholars have theorized
Maestà The most famous example of the "Maestà" is the "Maestà with Twenty Angels and Nineteen Saints", an altarpiece comprising many individual paintings commissioned by the city of Siena in 1308 from the artist Duccio di Buoninsegna. The painting was installed in the city's cathedral on June 9, 1311. Although it took a generation for its effect truly to be felt, Duccio's "Maestà" set Italian painting on a course leading away from the hieratic representations of Byzantine art towards more direct presentations of reality. Creating this altarpiece assembled from many wood panels bonded together before painting was an arduous undertaking. The