Tonstudio van Geest /
Heidelberg, Germany /
May 16 - 19 & August 21, 1988 - Tonstudio van Geest, Irina Zaritzkaya
- ( 1 CD ) Naxos 8.550225 A
- ( 1 CD ) Naxos 8.550225
October, 1989 & October 1990 - Tonstudio van Geest, Idil Biret
- ( 1 CD ) Naxos 8.550466
- ( 1 CD ) Naxos 8.550348
- (11 CD) Idil Biret Archive 8.501065
- (131 CD) Idil Biret Archive 8501303
October, 1989 - Tonstudio van Geest, Idil Biret
- (11 CD) Idil Biret Archive 8.501065
- (131 CD) Idil Biret Archive 8501303
- ( 1 CD ) Naxos 8.550349
October 16 - 20, 1989 - Tonstudio van Geest, Idil Biret
- (11 CD) Idil Biret Archive 8.501065
- (131 CD) Idil Biret Archive 8501303
- ( 1 CD ) Naxos 8.550347
November, 1989 - Tonstudio van Geest, Idil Biret
- ( 1 CD ) Naxos 8.550354
- ( 1 CD ) Naxos 8.553236
- ( 1 CD ) Naxos 8.550350
- (13 CD) Idil Biret Archive 8.501302
- ( 1 CD ) Naxos 8.550353
- (131 CD) Idil Biret Archive 8501303
- ( 1 CD ) Naxos 8.550352
- ( 1 CD ) Naxos 8.550351
November 30 - December 2, 1991 - Tonstudio van Geest, Idil Biret
- ( 1 CD ) Marco Polo 8.223452
- (15 CD) Idil Biret Archive 8.501504
- (131 CD) Idil Biret Archive 8501303