principal sopranos at the NYCO. She accepted and made her debut with the company as Violetta in Verdi's La traviata on March 20, 1948. She portrayed many other roles with the NYCO over a span of eleven consecutive seasons. Her early parts with the company were from the lyric soprano repertoire, such as Nedda, Countess Almaviva in Mozart's The Marriage of Figaro, Marguerite in Gounod's Faust, Micaela in Bizet's Carmen, and the three heroines in Offenbach's The Tales of Hoffmann. Later on in her career with the company she began portraying heavier roles from the dramatic soprano repertoire, including Amelia in Menotti's Amelia Goes to the Ball, Eva in Wagner's Die Meistersinger, the title role in Verdi's Aida, the title roles in Giacomo Puccini's Tosca and Turandot among others. She also notably sang Felice in the United States premiere of Wolf Ferrari's I quattro rusteghi with the NYCO in 1951. Her last appearance with the company was in November 1958 as Mimi in Puccini's La Bohème. While busy singing with the NYCO, Yeend also sang in operas with other companies in both the United States and Europe. She made her debut with the Vienna Staatsoper in 1953 as Violetta. That same year she made her first appearance at London's Royal Opera House at Covent Garden as Mimi. In 1956 she toured North America with the NBC Opera Theatre portraying Cio-cio-san in Puccini's Madama Butterfly. Another Puccini role, the ice princess Turandot, was a part with which Yeend became particularly associated, portraying the part with the San Antonio Grand Opera Festival, Cincinnati Opera, New Orleans Opera, San Francisco Opera, Philadelphia Lyric Opera Company (1958), Vienna State Opera (1958) and at the Arena di Verona Festival (1958). In 1959 Yeend sang her first Elisabeth in Wagner's Tannhäuser with Fort Worth Opera and portrayed her first Ariadne in Strauss's Ariadne auf Naxos at the Empire State Music Festival. She appeared at the Houston Grand Opera in 1960 for her first portrayal of the role of Sieglinde in Wagner's Die Walküre and that same year sang Abigaille in Verdi's Nabucco at the San Antonio Opera. In the summer of 1961 she portrayed Donna Anna in Mozart's Don Giovanni with the Zoo Opera in Cincinnati. Some of her other notable international appearances included Mimì in Bulawayo, Rhodesia, Violetta at the Bavarian State Opera, Eva at the Liceu, and the Israeli premiere of Verdi's Requiem in