19th century Académie des sciences (France) Alexandre Dumas Aluminum Armand-Louis de Gontaut, duc de Biron Edouard Ferdinand de la Bonninière, vicomte de Beaumont-Vassy Eugène Scribe Flower vending France Giacomo Meyerbeer J.-B. (Jean-Baptiste) Dumas Metric system Paris Séguier Trials (Bribery) Trials (Divorce) Trials (Libel)