Ljuba Welitsch

Brahms with a group of gentlemen after the funeral of Clara Schumann, circa 1896 // source: imgur.com/r/classicalmusic/7oPqa8q

Maria Callas in 1959 during rehearsals for the recording of Donizetti Lucia di Lammermoor, in the church of Kingsway Hall in London

Maria Callas - Greece (1961) with father

Martina Arroyo - Aida

Arrau Photo Gallery 02 Youth ArrauHouse

Recording Norma

Recording of opera Tosca in Paris on december 7, 1964 conductor Georges Pretre, Maria Callas, Tito Gobbi, Carlo Bergonzi

Arturo Toscanini & Carlo María Giulini