1977 Aram Khachaturian Author’s Evening Program. N. Shakhovskaya (cello), N. Petrov & N. Gavrilova (piano), M. Toplygo (viola).

March 6, 1977. The LeningradState Philharmonic. Conductor - Aram Khachaturian. Soloists – Natalia Gavrilova (piano), Nalatia Shakhovskaya (cello), Nikolai Petrov (piano), Mikhail Tolpygo (viola). In the program: Khachaturian – Sonata for solo viola (for the 1st time); Sonata for cello solo (for the 1st time in Leningrad); Piano sonata (N. Gavrilova, for the 1st time in Leningrad); Concerto-rhapsody for piano and orchestra (N. Petrov); Music from the ballet “Spartacus”.