Unreleased Horowitz Material (SONY)
List of Unreleased Horowitz Material (Owned by SONY)
- Carnegie Concerts, 1945-1951 (small sections released only)
- 4/17/66 (partially released, edited)
- 11/13/66 (completely unreleased)
- 11/27/66 (small section released, edited)
- 12/10/66 (small section released, edited)
- 10/22/67 (small section released, edited)
- 11/26/67 (mostly released, edited)
- 12/10/67 (small section released)
- 4/7/68 (completely unreleased)
- 5/12/68 (completely unreleased)
- 11/3/68 (completely unreleased)
- 11/17/68 (completely unreleased)
- 12/1/68 (partially released)
- 12/15/68 (partially released)
- SONY also owns all remaining Horowitz studio material with the sole exception of his time with Deutsche Gramophone (1985-1989)