From artfinding.com/Auction/Merry-Joseph-Blondel-Portrait/55651.html?LANG=ja; many spots removed and image cropped along left side with Photoshop.
Félicité-Louise wears a coral-edged comb and a lace fraise with her gray satin day dress for her 1813 Blondel portrait. Her extra-long sleeves start from swellings similar to the sleeve rolls of the 1500s. She is carrying a pair of spectacles.
Keywords: 1813, Blondel, Félicité-Louise de Durfort, maréchale de Beurnonville, de Durfort family, Riel family, Maréchale, French, straight coiffure, comb, high neckline, high round neckline, neckline ruff, lace, buttons, rolled sleeves, long tight sleeves, cuffs, waist band, Empire waistline, close skirt, maxi-skirt, shoes, wrap