Wilhelm Kempff /
Chopin /
Impromptu No. 1 in A-Flat Major, Op. 29

February 24 - 28, 1958 in London - Decca Studios - West Hampstead Studio No. 3
- ( 1 LP ) Ace of Diamonds SDD 177
- ( 1 LP ) Decca BR 3065
- ( 1 LP ) Decca DPA 509
- ( 1 LP ) Decca ECS 769
- ( 1 LP ) Decca SXL 2024
- ( 1 LP ) Decca SXL 2024 A
- ( 1 LP ) London STS 15039
- ( 1 LP ) World Record Club R-04681
- ( 1 LP ) World Record Club S-4143
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- ( 1 CD ) Decca 452 307-2 - 00:03:36
- (35 CD) DG 479 0014
- ( 1 CD ) Ermitage ERM 202-2
- ( 1 CD ) Istituto Discografico Italiano IDIS 6555
- ( 2 CD ) Tower Records PROC-1871/2
- ( 2 CD ) Universal Classics 480 6642

March 24, 1960 in Cologne - WDR Funkhaus
- ( 2 CD ) Orfeo C 721072 B

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