From antiqueroyals.tumblr.com/page/19.
This is essentially a close up from the last image. It shows her dress has a lace over-bodice with a high enclosing neckline and an under-bodice with a high square neckline.
Keywords: 1912, Habsburg family, Stolberg family, Archduchess, Countess, Austrian, long bouffant coiffure, over-bodice, high enclosing neckline, lace, elbow length close sleeves, under-bodice, high neckline, pin