Pierre Boulez
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Piano Sonata No. 2 /
1972 - Biret, Idil - New York City - Atlantic Recording Studios
-( 1 LP ) Finnadar Records SR 9004
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-(14 CD) Idil Biret Archive 8501402
-(131 CD) Idil Biret Archive 8501303
-( 1 CD ) Idil Biret Archive IBA027
June 30 - July 5, 1976 & September 30, 1977 - Pollini, Maurizio - Munich - Munich Residenz - Herkulessaal
-( 1 LP ) DG 2530 803