Glenn Gould /
Webern /
Piano Variations, Op. 27
January 9, 1954 in Toronto - CBC Studio
- ( 1 CD ) CBC Records PSCD 2008
- ( 1 CD ) Documents 232560
May 12, 1957 in Moscow - Moscow Conservatory - Small Hall
- ( 1 LP ) Le Chant du Monde LDX 78799
- ( 1 LP ) Melodiya М10 45963 009
- ( 1 CD ) Le Chant du Monde LDC 278 799
- ( 1 CD ) Melodiya MEL CD 10 0606
May 19, 1957 in Leningrad - Leningrad Conservatory
- ( 6 CD ) West Hill Archives WHRA-6038
April 23 - 24, 1964 in CBC Studios
- ( 1 CD ) Sony SMK 52661 - 00:04:58