XEE4147425 Representation of an opera: Scenography of Act III of ??sPierre de Medicis?????? based on a libretto by Henry de Saint George, (1799-1875), Emilian Pacini (1810-1898), and music by Josef Poniatowski (1816-1873). Paris, Theatre Imperial de l?'Opera, 1860. Engraving in ??s??? Le Monde Illustr???????? n?o153 of 17 March 1860. by French School, (19th century); Private Collection; (add.info.: Representation of an opera: Scenography of Act III of ??sPierre de Medicis?????? based on a libretto by Henry de Saint George, (1799-1875), Emilian Pacini (1810-1898), and music by Josef Poniatowski (1816-1873). Paris, Theatre Imperial de l?'Opera, 1860. Engraving in ??s??? Le Monde Illustr???????? n?o153 of 17 March 1860.); Stefano Bianchetti; French, out of copyright.