Napoleon in His Study Wearing the Uniform of a Grenadier of the Guard (detail), ca. 1813–30, Francesco Belloni (Italian, 1772–1863), after Baron François Gérard (French, 1770–1837), hardstone, pâté-de-verre mosaic. Musée national des châteaux de Malmaison et Bois-Préau, Rueil-Malmasion, France