Georgy Edwardovich Couns (1862-1933), composer, musicologist. Teacher of theory of music and composition (1891-1899, 1920-1933, since 1920 – professor). With teachers and students of the Conservatoire. Standing are: I.P. Musian, V.V. Khvostenko, N.A. Sidushin, G. K. Pukst (1927).