Gabrilowitsch, Ossip. (1878–1936) [Buxbaum, Friedrich. (1869–1948)] Autograph SignatureAutograph signature from the Russian born American pianist, conductor and composer. Signed on a small slip and mounted on a pink index card, with the date of 1929 added at the head in another hand. Toning and light soiling with mounting remnants to verso; overall fine. 5 x 3 inches (12. 6 x 7. 6 cm). A student of Rubinstein, Lyadov, Glazunov and others, Gabrilowitsch was one of the first to record for the reproducing piano Welte Mignon (1905) and had