Glenn Gould /
Bach /
Well Tempered Clavier Book I - Prelude and Fugue No. 21 in B-Flat Major, BWV 866

February 23 & March 5, 1965 in New York City - CBS 30th Street Studios
- ( 1 LP ) CBS 79686
- ( 1 LP ) CBS Japan 28AC 1211
- ( 1 LP ) Columbia M 36672
- ( 1 LP ) Columbia ML 6176
- ( 1 LP ) Columbia MS 6776
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- ( 2 CD ) CBS Japan 46DC 5247/8
- (44 CD) Sony 88691961142
- (44 CD) Sony 88691961142
- (80 CD) Sony 88697147502
- ( 1 CD ) Sony 88697147962
- ( 4 CD ) Sony 88725412692 - 00:02:35
- (81 CD) Sony 88875032222
- ( 2 CD ) Sony SM2K 52600
- (12 CD) Sony SX12K 64226
- ( 1 CD ) Sony Japan SICC-645
- ( 1 CD ) Sony Japan SICC-852
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- ( 4 SA ) Sony Japan SICC-10162/5
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- ( 1 BS ) Sony Japan SICC-30042

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