Young Lady with Drawing Utensils, Carl Christian Vogel von Vogelstein
Link is to zoomable version on Google Art Project; downloadable file on Wikimedia Commons; original is in the Staatlichen Kunstsammlungen Dresden.
Though it has the deliberate composition and appearance of a Renaissance portrait, this painting by the German portraitist drew on all his 19th century academic aplomb as well as his years of studying and copying the masters.
Young Lady with Drawing Utensils, Google Art Project