I cannot get information about either of them, but the Laidin de la Bouterie family can be found on genealogical Web sites. I could not find the Pontois family.
From galerieheim.ch/oeuvre-details3.php?id_oeuvre=76&lng=2#.
Amelie-Justine’s wrap matches her waist band down to the tassels; they may be one item.
Keywords: 1800, Romany, Amelie-Justine Laidin de la Bouterie, Pontois family, Laidin de la Bouterie family, French, straight coiffure, Directoire bodice, scoop neckline, quarter length upper puffed sleeves, cuffs, bracelets, waist band, tassels, close skirt, wrap