Julius Katchen /
Brahms /
(2) Sets of Variations, Op. 21
April 1 - 2, 1964 in London - Decca Studios
- ( 1 LP ) Ace of Diamonds SDD 537
- ( 1 LP ) Decca SDDA 261-9
- ( 1 LP ) Decca SXL 6219
- ( 1 LP ) London CM 9477
- ( 1 LP ) London CS 6477
- ( 6 CD ) Decca 430 053-2
- (36 CD) Decca 483 0356 - 00:22:39
- ( 6 CD ) London 455 247-2