 Études dans tous les tons mineurs , Op. 39 – played by Ronald Smith ( piano ) . Recorded 1977 . EMI , SLS 5100 [ 3 LPs ] ( 1978 ) , partly reissued EMI Gemini , 585 4842 ( 2003 ) 
 Études dans tous les tons mineurs , Op. 39 – played by Ronald Smith ( piano ) . Recorded 1977 . EMI , SLS 5100 [ 3 LPs ] ( 1978 ) , partly reissued EMI Gemini , 585 4842 ( 2003 ) 
Études dans tous les tons mineurs , Op. 39 – played by Ronald Smith ( piano ) . Recorded 1977 . EMI , SLS 5100 [ 3 LPs ] ( 1978 ) , partly reissued EMI Gemini , 585 4842 ( 2003 )