Piano Sonata No.23, Op.57 – Ludwig van Beethoven Sonata No. 23, Op. 57 'Appassionata' Sheet music for Piano (Solo) | Musescore.com
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Béla Bartók, James Ehnes, Andrew Armstrong - Bartók: Violin Sonatas Nos. 1 and 2, Rhapsodies Nos. 1 and 2 - Amazon.com Music
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