Maria Callas Behind the Scenes - Single

Guglielmo Tell: Selva opaca (Rehearsal Version, Takes 24 & 25, 11/13/1961, Kingsway Hall, London)

Il pirata: Sventurata, anch'io deliro (Rehearsal Version, Take 90, 11/16/1961, Kingsway Hall, London)

Manon: Je ne suis que faiblesse (Rehearsal Version, Takes 3 - 5, 5/3/1963, Salle Wagram, Paris)