di Buoninsegna,  Duccio .   The Calling of the Apostles Peter and Andrew    .   1308-1311. Tempura on panel. National Gallery of Art, Washington, D.C.

di Buoninsegna, DuccioThe Calling of the Apostles Peter and Andrew. 1308-1311. Tempura on panel. National Gallery of Art, Washington, D.C.