francesca - Polyptych of the Misericordia. 1445-1462. Oil and tempera on panel. base 330 cm. height 273 cm. Pinacoteca Comunale, Sansepolcro francesca - Polyptych of the Misericordia. 1445-1462. Oil and tempera on panel. base 330 cm. height 273 cm. Pinacoteca Comunale, Sansepolcro