I'd like to bring my own short list to your attention:

Bacewicz, G (d 69) Concerti for: a.  Orch; b.  Viola & Orch; c.  2 Pnos &
Orch; + Pensieri Notturni for chamber orchestra + Divertimento for Strings
Rowicki & Warsaw National Philharmonic (& Chamber) Orchestra ADD OLY 311

Martinu Concerto Grosso for Ch Orch with 2 Pianos; 3 Ricercari; Sinfonia
Concertante Czech Phil Orch: Belohlavek, Jiri; Pnos: Ruzicka, Josef &
Saroun, Jaroslav DDD Supraphon 11-0381-2 (49:20)

Seiber, Matyas: Fantasie Concertante for Violin and Orchestra Vaclav
Smetacek: Prague Symphony Orchestra Supraphon C37-110183

Tcherepnin, Alexandre, Trio Op. 34; Taneyev, S.I.  Trio Op. 22 Odeon Trio
DDD (42:49min) Pro Arte CDD303

Like DG, I too am...

>...willing to pay any reasonable amount for copies of these compact discs.

I'd even settle for tapes.

Bert Bailey
[log in to unmask]