#james tissot #tissot #french art #french artists #french painters #french portraits #french portraitists #portraits #group portraits #family portraits #french aristocrats #french nobility #marquise de miramon #second empire #children #rené de miramon #terraces #fabrics #forests #1860s france #19th-century french art #rené de cassagne de beaufort #mme rené de cassagne de beaufort #high society #marquis de miramon #french high society