Botticelli, Sandro (c.1445-1510) Ritratto di giovane donna (Portrait of a Young Woman) c.1475–1480 Oil on poplar, 55.4 x 43 cm Gemäldegalerie, Berlin In the past, this portrait was considered to be that of Simonetta Vespucci, venerated by Giuliano de’ Medici, who died…