Columbia subject headings:
Olenina-d'Alʹgeĭm, M. A. (Marii͡a Alekseevna), 1869-1970.
Singers--Russia--Biography.
Singers--Soviet Union--Biography.
Harvard subject headings:
Mezzo-sopranos--Biography.
Olenina-d'Alʹgeĭm, M. A. (Marii︠a︡ Alekseevna), 1869-1970.
Princeton subject headings: