Most of the ingredients of turn-of-the-century dress, including a mantua, can be seen in this sketch of Princesse Marie-Thérèse de Bourbon-Condé. She was, very briefly, Queen of Poland. Her Wikipedia article is here.
The mantua is showing up as an item of formal dress, but the elbow length puffed sleeves remain.
Keywords: Marie-Thérèse de Bourbon-Condé, Princess, Bourbon family, French, curly coiffure, scoop neckline, bertha, elbow length puffed sleeves, deep vee waistline, mantua, under-skirt, necklace, earrings, bracelets