Imperial diptych offerings to the emperor. However, the fact that the Barberini ivory was almost certainly not a diptych, but some kind of imperial icon without a second panel is a serious argument against the existence of the imperial diptych type. The two panels representing the empress Ariadne, in the Bargello in Florence and the Kunsthistorisches Museum in Vienna, also belong to the hypothesied imperial diptych type. They are the only central panels of such a diptych (other than the Barberini ivory) to survive, since all other fragments of such diptychs are from side panels. Imperial diptych In Late Antiquity, an imperial
Cervara Altarpiece panels were re-united at the Palazzo Bianco in autumn 2005. Cervara Altarpiece The Cervara Altarpiece or Cervara Polyptych was an oil-on-oak-panel altarpiece painted by the Flemish painter Gerard David early in the 16th century for the high altar of Cervara Abbey in Liguria, Italy. It was commissioned by the Genoese nobleman Vincenzo Sauli on 7 September 1506, as dated in a 17th-century document - Sauli's name is painted above the Virgin's feet in the central panel. David painted it in Bruges and it was installed in the Abbey in 1507. It was originally formed of seven panels, which were divided