From eBay; background spots and smudges fixed with Photoshop and sepia tone removed by gogm.
Duchess Augusta wears a bateau neckline fringe with a narrow modesty piece-bertha in this print.
Keywords: 1818, Alais, Partridge, Augusta Wilhelmina Louisa, Augusta of Cambridge, Augusta of Hesse-Kassel, Princess, Duchess, Hesse-Kassel family, Hanover family, curly coiffure, jeweled feathered headdress, off shoulder bateau nevkline, modesty piece-bertha, lace, quarter length puffed sleeves, waist band, Empire waistline, necklace, earrings, gloves, wrap