Schumann, Clara. (1819–1896) [Kaskel, Sophie. (1817–1894)] Autograph Letter SignedALS from one of the most influential pianists of the 19th century to a woman identified only as "Sophie," likely her close friend Sophie Kaskel, Countess von Baudissin. In German. Berlin, December 8, 1878. 4 pp. Bifolium. The letter, written in Schumann's characteristically inscrutable handwriting, expresses her frustration about a delayed shipment of furniture: "I am still sitting without a table or chairs If he indeed shipped them in early October