[1] She made her professional opera debut at the age of 24 on August 6, 1956 portraying the title role in the first staged production of Lukas Foss's Griffelkin at the Tanglewood Music Festival.
Her more notable roles at the Met included Amore in Gluck's Orfeo ed Euridice, Giannetta in Donizetti's L'elisir d'amore, Guadalena in Offenbach's La Périchole, Micaela in Bizet's Carmen, Oscar in Verdi's Un ballo in maschera, Yniold in Debussy's Pelléas et Mélisande, and Zerlina in Mozart's Don Giovanni.
She toured North America with the NBC Opera Theatre singing Barbarina in Le nozze di Figaro with Phyllis Curtin as the Countess and Walter Cassel as the Count.
In 1957 she made her debut with the Santa Fe Opera (SFO) as Cio-Cio-San in Madama Butterfly with Regina Sarfaty as Suzuki and Loren Driscoll as Pinkerton.
Her other roles at the SFO included, Mimi in La bohème (1958, 1967), Despina in Così fan tutte (1958), Nannetta in Falstaff (1958), Adele in Die Fledermaus (1959), Cio-Cio-San (1959, 1963, 1965), Alexandra Giddens in Marc Blitzstein's Regina (1959), Susanna in Le nozze di Figaro (1960, 1965), Anne in The Rake's Progress (1960), Zerlina (1963), La Chauve-Sourris in L'Enfant et les sortileges (1963), St. Margaret in Arthur Honegger's Joan of Arc at the Stake (1963), and Costanza in Hans Henze's The Stag King (1965).