Glenn Gould /
Beethoven /
Piano Sonata No. 31 in A-Flat Major, Op. 110

June 26 - 27, 1956 in New York City - Columbia 30th Street Studio
- ( 1 LP ) CBS 61798
- ( 1 LP ) CBS Japan SOCL-165
- ( 1 LP ) Columbia ML 5130
- ( 1 LP ) Philips L 01.363 L IL
- ( 1 LP ) Philips L 01.363 L IL FR
- ( 1 LP ) Vinyl Passion Classical VPC 9005512
---
- ( 1 CD ) BNF 24 APR 2014
- ( 1 CD ) CBS MPK 45684
- ( 1 CD ) Naxos 8.111299 - 00:20:02
- ( 1 CD ) Sony 88697147482
- (80 CD) Sony 88697147502
- ( 6 CD ) Sony 88725412862 - 00:19:49
- (81 CD) Sony 88875032222
- ( 3 CD ) Sony SM3K 52642 - 00:19:51
- ( 1 CD ) Sony Japan SICC-777

October 6, 1958 in Stockholm - Musical Academy
- ( 1 CD ) BIS CD-323/324
- ( 2 CD ) Musical Heritage Society 528316

---