Andrei Gavrilov /
Chopin /
Etude No. 21 in G-Flat Major, Op. 25, No. 9 'Butterfly'
September, 1985 & February, 1987 in London - Abbey Road Studios - Studio No. 1
- ( 2 CD ) EMI 3 50874 2 - 00:01:00
- ( 2 CD ) Warner Classics 3 50874 2 - 00:01:00