Maria Callas at Covent Garden (TV Special 1964) - IMDb
Watch Maria Callas, Now in Living Color - The New York Times
Maria Callas in Giacomo Puccini's Tosca at the Royal Opera House, photo Houston Rogers. London, England, 1964 | V&A Images
An outstanding Tosca - Maria Callas: 15 facts about the great soprano - Classic FM
Victoria Haddock on Twitter: "American-born Greek soprano Maria Callas was born #OnThisDay in 1923. This Marcel Escoffier designed dark red velvet gown with gold and jewel trimmings, was worn by Callas in