. "symphony orchestra performance" . . . . "U.S. PREMIERE of Tikhon Khrennikov's CELLO CONCERTO NO. 1, OP. 16\r\nU.S. PREMIERE of Yuri Levitin's SUITE FOR CELLO AND ORCHESTRA" . "1967-03-09T20:30:00"^^ . . "Mstislav Rostropovich, Cello with the London Symphony Orchestra" . . . . .