http://www.lastfm.jp/music/Artur+Schnabel
http://tower.jp/artist/167966/Artur-Schnabel-%281882---1951%29
_ Artur Schnabel: Beethoven Piano Sonata no. 21 in C Major
http://www.youtube.com/watch?v=SEn7Asy5w74
_ Artur Schnabel plays Beethoven Sonata #32 in C min Op. 111
http://www.youtube.com/watch?v=CpiPHjSRUOg