Her Wikipedia article is here.
From Wikimedia; sepia tone removed and contrast increased by gogm.
Margaret's dress has leg-o-mutton sleeves and a pouter pigeon bodice - but being confined by the high upper edge of a wide waist band.
Keywords: 1893, Adèle, Archduchess Margaetha Sophie, Archduchess, Duchess, Habsburg family, Württemberg family, straight coiffure, pouter pigeon bodice, high enclosing neckline, epaulettes, lace, leg-o-mutton sleeves, waist band, floral bodice ornament, pin