Sophie Marie von Sachsen by ?
She died of respiratory complications following childbirth.
From Wikipedia.
Sophie of Saxony wears a crinoline dress with buttoned bodice, collar, and moderately expanded sleeves with under-sleeves - what was left of pagoda sleeves in the middle 1860s.
Keywords: Sophie of Saxony, Wettin family, Wittelsbach family, Duchess, straight coiffure, high neckline, collar, jacket bodice, buttons, full sleeves, ruching, full under-sleeves, cuffs, waist band, vee waistline, crinoline, earrings, pin