Marie de Stadler, in white dress with blue bodice and gauze sleeves, striped fichu knotted at corsage, long drop earrings, long powdered curling hair (artist's join)

For more information on this interesting Swiss artist, see J.-C. Genoud [ed.], 100 ans de miniatures suisses, Geneva, 1999, pp. 42-43.
The sitter, Marie de Labarte, was married to Louis de Stadler.