Claudio Arrau /
Chopin /
Impromptu No. 1 in A-Flat Major, Op. 29

January 2, 12 - 14 & August 19, 21, 22 & November 3 & December 15, 16, 18, 19, 22, 23, 29 - 31, 1952 & March 16 - 17, 1953 in New York - Decca Studios
- ( 1 LP ) Festival Records FM-6001
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- ( 1 CD ) Archipel ARPCD 0092 - 00:04:37
- ( 1 CD ) Arlecchino ARL 100 - 00:04:32
- ( 1 CD ) Classico PTC 2012 - 00:04:37
- (80 CD) Decca 483 2984 - 00:04:35
- ( 8 CD ) Philips 475 029-2 - 00:04:34


August 18 - 21, 1980 in La Chaux de Fonds - Musica Théâtre
- ( 9 LP ) Philips 6768 354
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- ( 2 CD ) Decca 438 338-2 - 00:04:42
- ( 2 CD ) Decca 456 336-2 - 00:04:41
- (80 CD) Decca 483 2984 - 00:04:41
- ( 8 CD ) Decca Japan UCCD-4483/90 - 00:04:48
- ( 8 CD ) Decca Japan UCCD-4483/90 - 00:04:51
- ( 1 CD ) Decca Japan UCCD-4857 - 00:04:51
- ( 5 CD ) Decca/Philips 0289 475 8046
- ( 6 CD ) Philips 422 038-2 - 00:04:43
- ( 1 CD ) Philips 426 634-2 - 00:04:51
- ( 6 CD ) Philips 432 303-2 - 00:04:43
- ( 3 CD ) Philips 432 324-2 - 00:04:43
- ( 2 CD ) Philips 438 338-2 - 00:04:41
- ( 2 CD ) Philips 456 336-2 - 00:04:41
- ( 7 CD ) Philips 468 391-2 - 00:04:52
- (10 CD) Philips 473 461-2 - 00:04:34
- ( 8 CD ) Philips 475 029-2 - 00:04:43
- ( 1 CD ) Philips 475 7768 - 00:04:41
- ( 2 CD ) Philips B0007154-02 - 00:04:30
- ( 6 CD ) Philips Japan 25CD-851/6 - 00:04:43
- ( 1 CD ) Philips Japan PHCP-10590 - 00:04:52
- ( 2 CD ) Philips Japan PHCP-20062/2
- ( 2 CD ) Philips Japan PHCP-20167/8
- ( 2 CD ) Philips Japan PHCP-9067/8 - 00:04:41
- ( 2 CD ) Philips Japan UCCP-3365/6 - 00:04:46
- ( 1 CD ) Philips Japan UCCP-9338 - 00:04:52
- ( 2 CD ) Tower Records PROC-1837/8 - 00:04:41
- ( 7 CD ) Universal Classics 480 6186 - 00:04:43
- ( 2 CD ) Universal Japan UCCD-9784/5 - 00:04:48

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