From arrayedingold.blogspot.com/2011/10/princess-zinaida-yussupova; flaw over eye fixed and spots removed from background with Photoshop by gogm.
Zinaida wears a Tam o'Shanter-like cap and a light-colored dress with spyglass late 1890s sleeves in this photo.
Keywords: Zinaida Yussupova (1861-1939), Princess, Countess, Yussupov family, Russian, straight coiffure, cap, high neckline, neckline ruff, leg-o-mutton sleeves, bows