An outstanding Tosca - Maria Callas: 15 facts about the great soprano - Classic FM
Opera Today : Maria Callas: Tosca 1964: A film by Holger Preusse
Maria Callas as Tosca in '65 — OperaMetro.com
Maria Callas as Tosca and Tito Gobbi as Scarpia in opera Tosca by Puccini
Maria Callas: biography, videos - medici.tv
Puccini / Maria Callas, Renato Cioni, Tito Gobbi, Carlo Felice Cillario – Tosca (Live 1964 Recording) (1997, CD) - Discogs
Puccini, Giacomo, Carlo Felice Cillario, Royal Opera House Covent Garden Chorus and Orchestra, Maria Callas, Edgard Boniface, Robert Bowman, Renato Cioni, Eric Garrett, Tito Gobbi, Victor Godfrey, David Sellar, Dennis Wicks -