License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Matteo di Pacino. Madonna and Child Enthroned with Saints Peter, Bartholomew, Catherine of Alexandria, and Paul, and (below) the Nativity; left wing (top to bottom): Annunciatory Angel, Crucified Christ with the Virgin, Saints Mary Magdalen and John, and Christ as the Man of Sorrows; right wing (top to bottom): Virgin Annunciate, Saints Onophrius and Paphnutius, and Saint Onophrius Buried by Saint Paphnutius., ca. 1370–74. The Metropolitan Museum of Art.