Aron Solomonovich Bubelnikov (1911–1989), professor of the Leningrad (Petersburgian) Conservatoire, opera conductor, having brought up numerous young vocalists, devoted his spare time to piano — his true...
Aron Solomonovich Bubelnikov (1911—1989), professor of the Leningrad (Petersburgian) Conservatoire, opera conductor, having brought up numerous young vocalists, devoted his spare time to piano — his true...
