Olga wears a lace headdress that includes a pair of wide lappets and a dress similar to or the same as the one in the last image.
Keywords: Robertson, Olga Orlova, Bariatinsky family, Davidov family, Russian, side curl coiffure, lace headdress, lappets, lace, off shoulder neckline, modesty piece, Russian sleeves, full skirt, jeweled bodice ornament