Sketch leaf of piano exercises by Beethoven, once owned by Chopin (image via Sotheby's) André Meyer (1884-1974) assembled one of the most significant private collections devoted to music, which Sotheby's will be offering at auction in Paris on October 16 and 17. Comprised of manuscripts, printed music, paintings, furniture, sculpture, drawings, and musical instruments, Meyer's collection was acq... [more]