Musée du Luxembourg Exposition: Léon Monet (1836-1917), the overlooked brother of Claude Monet  (1840-1926), Paris, 15 March 2023 - 15 July 2023. The Musée du Luxembourg is presenting an unprecedented exhibition on Léon Monet (1836-1917), the overlooked brother of Claude Monet (1840-1926). A colour chemist, Rouen-based industrialist and collector, Léon Monet played a key role ...