Vladimir Horowitz /
Schubert /
Impromptu No. 1 in F Minor, D. 935
January 10 & 24, 1973 in New York City - Columbia 30th Street Studio
- ( 1 LP ) CBS 73 175
- ( 1 LP ) CBS 76175
- ( 1 LP ) Columbia M 32342
- (70 CD) Sony 8869-757500-2 - 00:10:11
- ( 1 CD ) Sony SK 53471 - 00:10:16
- ( 1 CD ) Sony SMK 90433 - 00:10:12