Jorge Bolet /
Chopin /
Impromptu No. 1 in A-Flat Major, Op. 29
March 9, 1964 in Berlin - Rundfunk im amerikanischen Sektor
- ( 3 CD ) Audite 21.438
1977 or 1978 in Amsterdam
- ( 2 CD ) Marston 52035-2 - 00:03:47