Columbia subject headings:
Biographies.
Conductors (Music)--Biography.
Orchestra--History.
Harvard subject headings:
Choral conducting--Congresses.
Conductors (Music)--Biography--Dictionaries.
Princeton subject headings:
Conducting--History.
Conducting--Russia--History.
Conductors (Music)--Biography--Dictionaries.
Conductors (Music)--Russia (Federation)--Biography--Dictionaries.
Dictionaries.