A lengthy Autograph Letter Signed. In German. 4 pp. 7 x 4 inches, blind embossed monogram. 27 April 1891. Pauline Clémentine Marie Walburga, Princess of Metternich-Winneburg zu Beilstein (née Countess Pauline Sándor de Szlavnicza; 1836 – 1921) was a famous Austrian socialite, mainly active in Vienna and Paris. Known for her great charm and elegance as well as for her social commitment, she was an important promoter of the work of the Richard Wagner and the Czech composer Bed ich Smetana. She was also instrumental to the creation of the haute couture industry.