Glenn Gould /
Mozart /
Piano Sonata No. 7 in C Major, K. 309
September 19 - 20, 1968 in New York City - CBS 30th Street Studios
- ( 1 LP ) CBS S 77 270
- ( 1 LP ) Columbia MS 7274
- (80 CD) Sony 88697147502
- ( 1 CD ) Sony 886971480924
- ( 5 CD ) Sony 88725413592 - 00:15:45
- (81 CD) Sony 88875032222
- ( 4 CD ) Sony SMK 52627 - 00:15:52
- ( 4 CD ) Sony Japan CSCR 8349/52 - 00:15:52
- ( 1 CD ) Sony Japan SICC-843