John Dalmas wrote:

>Anyone know of a recording? Somebody told me there was once an unofficial,
>with John Sebastian.

Tcherepnin: Harmonica Concerto
Heliodor HS 25064. (1968)

John Sebastian, harmonica; Stuttgart Radio Symphony Orchestra;
Hans Schwieger, conductor.

>Much higher on my wish list is a recording of Mussorgsky's opera "Die
>Heirat" (The Marriage), which A.T. completed and scored.

  Mussorgsky, Modest Petrovich, 1839-1881.
  The Marriage
  1 disc: 33 1/3 rpm, stereo ; 12 in.
  Libretto in English on slipcase. Charlotte Desmazures, contralto; Jean
     Mollien, tenor; Nicolas Agroff, bass-baritone; Alexandre Popovitzky,
     bass; l'Orchestre Radio Symphonique de Paris; Ren Leibowitz,
     conductor.
  OSC 36; Oceanic OCS 36.

  Mussorgsky, Modest Petrovich, 1839-1881.
  The marriage.
  2 discs. 33 1/3 rpm. mono. 12 in.
  Opera in four acts; completed by Mikhail Ippolitov-Ivanov. Complete
     Russian and English libretto (26 p.) laid in container. Alexandra
     Yakovenko, Nina Kulagina, sopranos; Anna Matiushina, mezzo-soprano;
     Pavel Pontriagin, tenor; Daniel Demyahov, baritone; Georgi Abramov,
     bass; State Radio Orchestra of the U.S.S.R.; Alexei Kovalev,
     conductor.
  OPW 1202; Westminster OPW 1202.

  Mussorgsky, Modest Petrovich, 1839-1881.
  The marriage.
  1 disc. 33 1/3 rpm. stereo. 12 in.
  Unfinished opera; libretto by N. Gogol. Sung in Russian. "Distributed
  by Everest Records." "Compatible for stereo and 4 channel quadraphonic
  equipment."
  Duration:  ca.  32 min.  English translation of libretto on container.
  Charlotte Desmazures, contralto; Jean Mollien, tenor; Nicolas Agroff,
  bass baritone; Alexandre Popovitzky, bass; Paris Philharmonic Orchestra;
  Ren Leibowitz, conductor.
  OL-9105; Olympic Records OL-9105.

Karl